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ROHM BA25DD0WT handbook

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1. Parameter Symbol Ratings Unit Input Power Supply Voltage Vcc 0 3 to 35 V 2300 HRP5 1300 TO252 5 Power Dissipation Pd mW 1200 TO252 3 2000 TO220FP 3 5 Operating Temperature Range Topr 40 to 125 Ambient Storage Temperature Tstg 55 to 150 C Junction Temperature 150 Output Control Terminal Voltage Vctl 0 3 to Vcc V Voltage Applied to the VCC peak 50 V 1 Must not exceed Pd 6 itr2 imsec 2 HRP5 In cases in which Ta 25 C when a 70mm x 70mm x 1 6mm glass epoxy board is used the power is reduced by 18 4 mW C TO252FP 3 In cases in which 2 25 when a 70mm x 70mm 1 6mm glass 50V epoxy board is used the power is reduced by 9 6 mW C uon GM 4 TO252FP 5 In cases in which 2 25 when a 70mm x 70mm x 1 6mm glass 35V epoxy board is used power is reduced 10 4 mW C TO220FP 5 No heat sink When 2 25 C the power is reduced by 16 mW C MAX200msec OV Voltage Supply more than 35V 3 Only for models with shutdown switches 4 Applied voltage 200msec or less tr21msec Recommended Operating Ratings Ta 25 C Parameter Ratings Typ Input BAxxC COxx BAxxDDOxx Output Current Output Control Terminal Voltage www rohm com 2012 ROHM Ltd All rights reserved 15222111 15 001
2. an BASUDDOVYT Coot TTT z 55 1 1 9 50 MES 45 d 35 gt E 25 T E EN mal 8 15 10 0 5 00 4 G B 10 12 14 15 18 20 2 24 0 04 081 216 2 2428 3236 4 1448 SUPPLY VOLTAGE wec V OUTPUT CURRENT A Fig 17 Fig 18 Input Stability lo 2A Load Stability www rohm com 2012 ROHM Co Ltd All rights reserved 10 20 TSZ02201 0R6R0A600130 1 2 TSZ22111 15 001 26 Jun 2012 Rev 001 BAxxDDOxx BAxxCCOxx Datasheet OG Typical Performance Curves continued BASUDDUVVT BASDODDUNVVT 800 CTS zu C 40 500 N T N 5 300 P T 200 gt n Ai Lr tr 10 pE B 0 0 0 02 04 0b 08 1 12141618 2 10 1000 10000 100000 1000000 OUTPUT CURRENT HOUT FREQUENCY Hz Fig 19 Fig 20 Input Output Voltage Difference Ripple Rejection Characteristics BASUDDBUSVVT BA500D0VVT 5 2 150 160 5 1 gt 140 i D 02 T50 300 C gt uU O n 49 5 4 A 48 0 0 2 A 4 850 0 0 0 5 10 1 5 20 AMBIEN T TEMPERATURE OUTPUT CURRENT lour Fig 21 Fig 22 Temperature Characteristics Circuit Current by Load Level lout OmMA 2A rohm 2012 ROHM Co Ltd All rights reserved 11 20 TSZ02201 0R6R0A600130 1 2
3. yo Q O O O X O O O Q Q 0 1 Direction of feed Unit mm Order quantity needs to be multiple of the minimum quantity lt Tape and Reel information gt Tube Quantity 500pcs Direction of feed Direction of products is fixed in a container tube a 8 0 55 0 1 fore 0 05 m m m 123 Order quantity needs to be multiple of the minimum quantity www rohm com 2012 ROHM Co Ltd All rights reserved 16 20 TSZ02201 0R6R0A600130 1 2 TSZ22111 15 001 26 Jun 2012 Rev 001 BAxxDDOxx BAxxCCOxx TO220FP 5 Tape and Reel information F1 3 2 0 1 8 0 Quantity 500pcs Direction of feed Direction of products is fixed in a container tube Marking Diagrams HRP5 TOP VIEW Part Number Markino LOT Number 1PIN MARK TO252 3 TOP VIEW Part Number Markino Part Number Markino LOT Number www rohm com 2012 ROHM Ltd All rights reserved 15222111 15 001 Datasheet Order quantity needs to be multiple of the minimum quantity TO252 5 TOP VIEW Part Number Markino LOT Number Part Number Markino LOT Number TSZ02201 0R6ROA600130 1 2 26 Jun 2012 Rev 001 BAxxDDOxx BAxxCCOxx Datasheet output BAxxCCOxx Series Orderable Part Number BA033CCOWFP E2 BAOSCCOWFP E2 BAO6CCOWFP E2 BAO7CCOWFP E2 TO2
4. 5 20 15202201 0 6 0 600130 1 2 26 Jun 2012 001 BAxxDDOxx BAxxCCOxx Datasheet Electrical Characteristics BAxxCCO Series Unless otherwise specified Ta 25 C VcTL 5V lo 500mA Setting Shut Down Current Cg ge mA 2V lo 0mA Peak Output Current Ripple Reiection am 120Hz ein 1Vrmas z 100 Line Regulation 20 100 mv Vcc Vo T 125V Load Regulation eg L pe lo 5mA 1A Temperature Coefficient of 0 02 9e C 5 0 to 125 C Output Voltage Mode Voltage _ 20 V ACTIVE MODE lo 0mA OFF Mode Votage v lormo ooma x BAxxDDO series Unless otherwise specified 25 Vcc VccT ETE EE Ia Rasa Bias Current E 35 ee Dropout AVd2 045 07 V Vcc O095xVolo 2A _______ S _____ RR 55 200 lo L0OmA eee ME EE M os NE Output Voltage ee Mode Votage 08 V JOFE MODE soma CTLimputCurent 60 120
5. Datasheet SEMICONDUCTOR ES y Fixed Output LDO Regulators 4 Pb RoHS BAxxDDOT Series BAxxCCOT Series BAxxCCOFP Series Fixed Output LDO Regulators With Shutdown Swicth BAxxDDOWT Series BAxxDDOHFP Series BAxxCCOWT Series BAxxCCOWFP Series G General Description Standard Fixed Output LDO Regulators are low saturation regulators available for output s up to 2A 1 ROHM has a wide output voltage range and package lineup with and without shutdown switches This IC has a built in over current protection circuit that prevents the destruction of the IC due to output short circuits a thermal shut down circuit that protects the IC from damage due to overloading and an over voltage protection circuit that protects the IC from surges generated in the power supply line of the IC G Features G Packages W Typ x D Typ x H Max 100 highly accurate output voltage BAxxDDOxx HRP5 9 395mm x 10 54mm x 2 005mm B Low saturation with PNP output TO252 3 6 50 mmx 9 50mm x 2 50 mm Built in over current protection circuit that prevents TO252 5 6 50 mmx 9 50mm x 2 50 mm the destruction of the IC due to output short circuits TO220FP 3 10 00 mm x 30 50mm x 4 60 mm Built in thermal shutdown circuit for protecting the IC TO220FP 5 10 00 mm x 30 50mm x 4 60 mm from damage due to overloading Built in over voltage protection circuit that prevents the destruction of the IC due to power supply surges
6. Specification d d B Input Power Supply Voltage 25V Max Output voltage type Fixed TO252 3 TO252 5 B Output current BAXxxDDOxx series 2 Shutdown current B Operating temperature range 40 C to 125 C Applications Used in DSP power supplies for DVD and CD players FPDs televisions personal computers or any other consumer device Lineup matrix TO220FP 3 TO220FP 5 output BAxxCCOxx Series Output voltage V Part Number Package 3 0 3 3 50 60 70 80 9 0 10 0 12 0 15 0 BAxxCCOWT O O O TO220FP 5 BAxxCCOWFP B O TO252 5 BAxxCCOT O O O O O O O O O TO220FP 3 BAxxCCOFP O O O O O O O O O 10252 3 2 output BAxxDDOxx Series Output voltage V Part Number Package 3 0 3 3 5 0 BAxxDDOWT TO220FP 5 BAxxDDOWHFP HRP5 BAxxDDOT TO220FP 3 OProduct structure Silicon monolithic integrated circuit OThis product is not designed protection against radioactive rays www rohm com 2012 ROHM Co Ltd All rights reserved 1 20 15202201 0 6 0 600130 1 2 TSZ22111 14 001 26 Jun 2012 Rev 001 BAxxDDOxx BAxxCCOxx Ordering Information Xx x x x Part Output voltage Output Shutdown Switch Package Number Current W Includes switch HFP HRP5 CCO 1A
7. eE v r a in OUTPUT VOLTAGE 0 5 400 OUTPUT CURRENT ma 1200 1600 Fig 6 Load Stability 15202201 0 6 0 600130 1 2 26 2012 001 BAxxDDOxx BAxxCCOxx OG Typical Performance Curves continued 8 8 LL NNNM WE NI DROPOUT VOLTAGE mV 0 Atti Bug 1000 OUTPUT CURRENT Fig 7 Input Output Voltage Difference lo AVd Characteristics Vcc 2 95V v TPUT VOLTAGE wauT AMBIENT TEMPERATURE Fig 9 Output Voltage Temperature Characteristics www rohm com 2012 ROHM Ltd All rights reserved TSZ22111 15 001 CIRCUIT CURRENT Datasheet BAD33CCONWT Za U U ll TH Ul 5 CUIN 54 30 2 L 10 0 10 100001 100000 1000000 perm Fig 8 Ripple Rejection Characteristics lo 100mA 200 cc mA 0 200 400 BOO en 1000 OUTPUT CURRENT Fig 10 Circuit Current by load Level louT OmMA 1A 15202201 0 6 0 600130 1 2 26 2012 001 BAxxDDOxx BAxxCCOxx OG Typical Performance Curves continued BAD33CCOWIT 1000 oe H Ej g 467 g oe A GO O O NL LL LE LL CIRCUIT CURRENT uA 0 2 4 b 8B 0 12
8. Fig 35 Bypass diode 2 This IC is bipolar IC that has a P board substrate and P isolation layer between each devise as shown in Fig 36 A P N junction is formed between this P layer and the N layer of each device and the P N junction operates as a parasitic diode when the electric potential relationship is GND gt Pin A GND gt Pin B while it operates as a parasitic transistor when the electric potential relationship is Pin B GND gt Pin A Parasitic devices are structurally inevitable in the IC The operation of parasitic devices induces mutual interference between circuits causing malfunctions and eventually the destruction of the IC It is necessary to be careful not to use the IC in ways that would cause parasitic elements to operate For example applying a voltage that is lower than the GND P board to the input terminal Transistor NPN Resistor Pin B Pin B C Pin A Parasitic element or transistor 0 0 GND lt Parasitic element GND Parasitic element GND Parasitic element or transistor Fig 36 Example of the basic structure of a bipolar IC Status of this document The Japanese version of this document is formal specification A customer may use this translation version only for a reference to help reading the formal version If there are any differences in translation version of this document formal version takes priority Www rohmcom myaRARRA amamnnnanannan 2012 ROHM
9. TSZ22111 15 001 26 Jun 2012 Rev 001 Datasheet BAxxDDOxx BAxxCCOxx OG Typical Performance Curves continued BASODDOWT BASODDOWT 8 8 r Lr 4 2 TO 81802 0 2 4 6 10 12 14 16 15 Al 22 21 CON TROL VOLTAGE ME TLE CONTROL VOLYASGE Fig 24 CTL Voltage vs Output Voltage Fig 23 CTL Voltage vs CTL Current BASODDOWT F 74 3e Load Lo 150 150 10 180 19 AMBIENT TEMPERATURE Fig 26 Thermal Shutdown Circuit Characteristics 140 130 200 Fig 25 Overvoltage Operating 5 25 4 i SUPPLY VOLTAGE wec lo 10 www rohm com TSZ02201 0R6ROA600130 1 2 12 20 2012 ROHM Ltd All rights reserved 15222111 15 001 26 Jun 2012 001 BAxxDDOxx BAxxCCOxx Datasheet equivalence circuit BAxxDDOxx Series BAxxCCOxx Series 10k 69 39kQ 2k A Wo CTL 25kQ pios 10kQ IN HMAK tT E X Fig 27 Fig 28 Power Dissipation HRP 5 TO220FP 5 29 Board size 70 x 79 x 1 6 mm 3 board contains a thermal via Board front copper foil area 10 5 x 10 5 mm D2 layer board back surface copper foillarea 15 x115 mm 2 When using a maximum heat sick When using an IC alone j 6 62 2 layet board back surface copper
10. 14 16 19 A CONTROL VOLTAGE 85 Fig 11 CTL Voltage vs CTL Current BAUSSCCUOVVFR 5 0 6 40 gt SUPPLY VOLTAGE Mec Pv OUTPUT VOLTAGE Sour Fig 13 Overvoltage Operating Characteristics 10 200 www rohm 2012 ROHM Co Ltd All rights reserved TSZ22111 15 001 9 20 OUTPUT VOLTAGE Wout Datasheet BAD33CCOWFP OUTPUT AGE wW 10 12 14 16 18 20 2 24 ONTROLYVOLTAGE ctl 4 4 Fig 12 CTL Voltage vs Output Voltage 140 AMBIENT TEMPERATURE 150 10 180 Fig 14 Thermal Shutdown Circuit Characteristics 15202201 0 6 0 600130 1 2 26 2012 001 BAxxDDOxx BAxxCCOxx Datasheet OG Typical Performance Curves continued Unless specified otherwise Vcc 7 0V Vo 5 0V VCTL 3 0V and 0 BAxxDDOxx BABODDOWT Ba50DDOWT m 5 b B E EE 24 EE UE amp _ _ ft 1 dH C SIE n Ens 2 4 6 1012 14 16 18 20 22 24 2 4 6 6 10 12 14 15 18 20 22 24 SUPPLY VOLTAGE SUPPLY VOLTAGE v Fig 15 Fig 16 Circuit Current Input Stability lo OmA m
11. Ltd All rights reserved 15 20 TSZ02201 0OR6RO0A600130 1 2 TSZ22111 15 001 26 Jun 2012 Rev 001 BAxxDDOxx BAxxCCOxx Datasheet G Physical Dimension Tape and Reel Information HRP5 9 39540 125 Tape and Reel information gt MAX 9 745 include BURR Embossed carrier tape 5 E 1 905 0 1 Quantity 2000pcs TR Direction of feed The direction is the 1pin of product is at the upper right when you hold reel on the left hand and you pull out the tape on the right hand 1 017 0 2 id T co 10 54 0 13 1 523 0 15 2345 TUE 2770 E 1 72 210 08 5 Direction of feed Order quantity needs to be multiple of the minimum quantity 0 08 0 05 TO252 3 lt and Reel information gt Embossed carrier tape 2000pcs ET E2 n The direction is the of product is the lower left when you hold reel on the left hand and you pull out the tape on the right hand a Q o Q O 00 Direction of feed Unit mm Order quantity needs to be multiple of the minimum quantity TO252 5 Tape and Reel information Embossed carrier tape 2000pcs E2 The direction is the 1pin of product is at the lower left when you hold reel on the left hand and you pull out the tape the right hand Direction of feed
12. None without switch FP TO252 5 000 2A TO252 3 T TO220FP 5 TO220FP 3 Lineup output BAxxCCOxx Series Maximum output Output current Max 9 voltage Typ 3 3V 5 0 6 0 10252 5 Reel of 2000 7 0 8 0 9 0V 12 0V With Switch 3 0V 3 3V 5 0V 7 0V TO220FP 5 Tube of 500 8 0V 9 0V 10 0V 12 0V 3 0V 3 3V 1A 5 0V 6 0V 7 0V TO252 3 Reel of 2000 8 0V 9 0V 10 0V 12 0V 15 0V switch 3 0V 3 3V 5 0V 6 0V 7 0V TO220FP 3 Tube of 500 8 0V 9 0V 10 0V 12 0V 15 0V www rohm com 2012 ROHM Co Ltd All rights reserved 2 20 TSZ22111 15 001 Datasheet Packaging and forming specification TR Embossed tape and reel HRP5 E2 Embossed tape and reel TO252 3 TO252 5 None Container Tube TO220FP 3 TO220FP 5 Orderable Part Number BAO33CCOWFP E2 BAOSCCOWFP E2 2 BAO CCOWFP E2 BAO8CCOWFP E2 2 BAJ2CCOWFP E2 BAOSCCOWT BAO CCOWT BAO8CCOWT BAO9CCOWT BAJOCCOWT BAJ2CCOWT 2 2 2 BAO6CCOFP E2 BAO CCOFP E2 BAOSCCOFP E2 BAO9CCOFP E2 BAJOCCOFP E2 BAJ2CCOFP E2 BAJSCCOFP E2 BAO6CCOT BAO CCOT BAOSCCOT BAO9CCOT BAJOCCOT BAJ2CCOT BAJSCCOT 15202201 0 6 0 600130 1 2 26 2012 001 BAxxDDOxx BAxxCCOxx Datasheet B 2Aoutput BAxxD
13. foillarea 70 x 70 mm 2 20 4 layer board back surface copper foil area 70 X 70 mm 1 20 0 2 5 S 15 2 5 E E 9 n 5 10 5 0 0 25 50 75 100 125 150 0 25 d 75 1 00 125 150 Ambient temperature Ta C Ambient temperature 2 C Fig 29 Fig 30 10252 5 Mounted a Rohm standard board 70 70 x 1 6 mm Copper foil area 7 7 mm TO252 5 0 ja 96 2 C W 1 30 Power Dissipation Pd W 0 25 50 75 100 125 150 Ambient temperature Ta C Fig 31 www rohm com 2012 ROHM Co Ltd All rights reserved 13 20 TSZ02201 0R6R0A600130 1 2 TSZ22111 15 001 26 Jun 2012 Rev 001 BAxxDDOxx BAxxCCOxx Datasheet When using at temperatures over Ta 25 C please refer to the heat reducing characteristics shown in Fig 29 through 31 The IC characteristics are closely related to the temperature at which the IC is used and if the temperature exceeds the maximum junction temperature TjMAx the elements may be damaged or destroyed From the standpoints of instantaneous destruction and long term operating reliability it is necessary give sufficient consideration to IC heat In order to protect the IC from thermal damage it is necessary to operate it at temperatures lower than the maximum junction temperature of the IC Fig 30 shows the acceptable loss and heat reducing characte
14. of our Products in places where the Products are exposed to sea wind or corrosive gases including H2S NH3 SO2 and NO2 dj Use of our Products in places where the Products are exposed to static electricity or electromagnetic waves e Use of our Products in proximity to heat producing components plastic cords or other flammable items f Sealing or coating our Products with resin or other coating materials g Use of our Products without cleaning residue of flux even if you use no clean type fluxes cleaning residue of flux is recommended or Washing our Products by using water or water soluble cleaning agents for cleaning residue after soldering h Use of the Products in places subject to dew condensation The Products are not subject to radiation proof design Please verify and confirm characteristics of the final or mounted products in using the Products In particular if a transient load a large amount of load applied in a short period of time such as pulse is applied confirmation of performance characteristics after on board mounting is strongly recommended Avoid applying power exceeding normal rated power exceeding the power rating under steady state loading condition may negatively affect product performance and reliability De rate Power Dissipation Pd depending on Ambient temperature Ta When used in sealed area confirm the actual ambient temperature Confirm that operation temperature is within the specified range d
15. 52 5 BAOSCCOWFP E2 BAO9CCOWFP E2 09CCOW BAJ2CCOWFP E2 J2CCOW 03CCOW BAO33CCOWT 033CCOW 05CCOW BAO CCOWT 07CCOW TO220FP 5 BAO8CCOWT 08CCOW BAO9CCOWT 09CCOW BAJOCCOWT JOCCOW BAJ2CCOWT J2CCOW 2 03CCO 2 033CCO BAOSCCOFP E2 05CCO BAO6CCOFP E2 06CCO BAO CCOFP E2 07CCO TO252 3 BAO8CCOFP E2 08CCO BAO9CCOFP E2 09CCO BAJOCCOFP E2 BAJ2CCOFP E2 BAJ5CCOFP E2 www rohm com 2012 ROHM Co Ltd All rights reserved 18 20 TSZ02201 0R6R0A600130 1 2 TSZ22111 15 001 26 Jun 2012 Rev 001 BAxxDDOxx BAxxCCOxx Datasheet W2A output BAxxDDOxx Series Orderable Part Number BA15DDOWT BA18DDOWT BA25DDOWT BA30DDOWT BA33DDOWT TO220FP 5 BASODDOWT BA90DDOWT BAJ2DDOWT BAJ6DDOWT J6DDOW BA15DDOWHFP TR BA18DDOWHFP TR BA25DDOWHFP TR BA30DDOWHFP TR BA33DDOWHFP TR HRP5 BASODDOWHFP TR BA90DDOWHFP TR BAJ2DDOWHFP TR BAJ6DDOWHFP TR BA33DDOT TO220FP 3 www rohm com 2012 ROHM Co Ltd All rights reserved 19 20 TSZ02201 0R6R0A600130 1 2 TSZ22111 15 001 26 Jun 2012 Rev 001 BAxxDDOxx BAxxCCOxx Datasheet G Revision History 26 Jun 2012 www rohm com 2012 ROHM Co Ltd All rights reserved 20 20 TSZ02201 0R6R0A600130 1 2 TSZ22111 15 001 26 Jun 2012 Rev 001 Datasheet Notice General Precaution 1 2 Before you use our Products you are requested to carefully read this document and fully unde
16. DOxx Series Maximum Output Orderable current voltage Typ Part Number TO220FP 5 Tube of 500 No switch TO220FP 3 Tube of 500 www rohm com 2012 ROHM Co Ltd All rights reserved 3 20 TSZ02201 0R6R0A600130 1 2 TSZ22111 15 001 26 Jun 2012 Rev 001 BAxxDDOxx BAxxCCOxx Datasheet GO Block Diagrams Pin Configurations Pin Descriptions BAxxCCOWFP BAxxDDOWHFP BAxxCCOWT BAxxDDOWT ONO CTL Vcc N C OUT TO252 5 GND TO220FP 5 HRP5 Fig 1 TOP VIEW Pin Name Function CTL Output voltage ON OFF control Vcc Power supply voltage input Unconnected terminal GND OUT Voltage output N C Unconnected terminal 12345 GND GND 220 5 J TO252 5 N C TO220FP 5 HRP5 GND TO252 5 HRP5 only BAxxCCOT BAxxCCOFP BAxxDDOT GND TO252 3 Driver N C TO252 3 GND TO220FP 3 Fig 2 TOP VIEW Pin Name Function Vcc Power supply voltage input N C GND Unconnected terminal GND OUT Voltage output GND GND TO252 3 ros TO252 3 N C TO220FP 3 GND TO220FP 3 TO252 8 only www rohm com amamnannanannan 2012 ROHM Ltd All rights reserved A 20 TSZ02201 0R6R0A600130 1 2 TSZ22111 15 001 26 Jun 2012 Rev 001 BAxxDDOxx BAxxCCOxx Absolute Maximum Ratings 25 Datasheet
17. c and GND The capacitance values will differ depending on the application so please take this into account when configuring the terminal GND Terminal Please be sure to keep the set ground and IC ground at the same potential level so that a potential difference does not arise between them If a potential difference arises between the set ground and the IC ground the preset voltage will not be outputted causing the system to become unstable Therefore please reduce the impedance by making the ground patterns as wide as possible and by reducing the distance between the set ground and the IC ground as much as possible CTL Terminal The CTL terminal is turned ON at 2 0V and higher and OFF at 0 8V and lower within the operating power supply voltage range The power supply and the CTL terminal may be started up and shut down in any order without problems Vo Terminal 100 Or Unstable operating region z Le TS 10 air Stable operating region sene operama region a IC d d 22uF 8 m gt VS SSIS SLSALSSSLSLSLLALALA flf gt 0 1 Unstable operating region 7 5 Unstable operating region LL 7 i i 1 10 100 1000 10000 OUTPUT CURRENT OUTPUT CURRENT lo mA Fig 32 Output Equ
18. escribed in the product specification ROHM shall not be in any way responsible or liable for failure induced under deviant condition from what is defined in this document Notice 003 2012 ROHM Ltd All rights reserved Datasheet Precaution for Mounting Circuit board design 1 When a highly active halogenous chlorine bromine etc flux is used the residue of flux may negatively affect product performance and reliability 2 In principle the reflow soldering method must be used if flow soldering method is preferred please consult with the ROHM representative in advance For details please refer to ROHM Mounting specification Precautions Regarding Application Examples and External Circuits 1 If change is made to the constant of an external circuit please allow a sufficient margin considering variations of the characteristics of the Products and external components including transient characteristics as well as static characteristics 2 You agree that application notes reference designs and associated data and information contained in this document are presented only as guidance for Products use Therefore in case you use such information you are solely responsible for it and you must exercise your own independent verification and judgment in the use of such information contained in this document shall not be in any way responsible or liable for any damages expenses or losses incurred by you
19. her Precaution 1 The information contained in this document is provided on an as is basis and ROHM does not warrant that all information contained in this document is accurate and or error free ROHM shall not be in any way responsible or liable for any damages expenses or losses incurred by you or third parties resulting from inaccuracy or errors of or concerning such information 2 This document may not be reprinted or reproduced in whole or in part without prior written consent of ROHM 3 The Products may not be disassembled converted modified reproduced or otherwise changed without prior written consent of ROHM 4 Inno event shall you use in any way whatsoever the Products and the related technical information contained in the Products or this document for any military purposes including but not limited to the development of mass destruction weapons 5 The proper names of companies or products described in this document are trademarks or registered trademarks of ROHM its affiliated companies or third parties Notice 003 2012 ROHM Ltd All rights reserved
20. ircuit is effective for the prevention of destruction due to unexpected accidents it is not suitable for continuous operation or transient use Please be aware when creating thermal designs that the overcurrent protection circuit has negative current capacity characteristics with regard to temperature Refer to Fig 6 and 18 Thermal Shutdown Circuit Thermal Protection This system has built in temperature protection circuit for the purpose of protecting the IC from thermal damage As shown above this must be used within the range of acceptable loss but if the acceptable loss happens to be continuously exceeded the chip temperature Tj increases causing the temperature protection circuit to operate When the thermal shutdown circuit operates the operation of the circuit is suspended The circuit resumes operation immediately after the chip temperature Tj decreases so the output repeats the ON and OFF states Please refer to Fig 14 and 26 for the temperatures at which the temperature protection circuit operates There are cases in which the IC is destroyed due to thermal runaway when it is left in the overloaded state Be sure to avoid leaving the IC in the overloaded state Reverse Current In order to prevent the destruction of the IC when a reverse current flows through the IC it is recommended that a diode be placed between the Vcc and Vo and a pathway be created so that the current can escape Refer to Fig 35 Reverse current
21. ivalent Circuit Fig 33 ESR lo Characteristics Fig 34 ESR vs lo Characteristics BAxxDDO Please attach an anti oscillation capacitor between Vo and GND The capacitance of the capacitor may significantly change due to factors such as temperature changes making it impossible to completely stop oscillations Please use a tantalum capacitor or aluminum electrolysis capacitor with favorable characteristics and small internal series resistance ESR even at low temperatures The output fluctuates regardless of whether the ESR is large or small Please use the IC within the stable operating region while referring to the ESR characteristics reference data shown in Fig 32 through 34 In applications where there are sudden load fluctuations the use of a capacitor with large capacitance is recommended www rohm com O 2012 ROHM Ltd All rights reserved 14 20 TSZ202201 0R6R0A600130 1 2 TSZ22111 15 001 26 Jun 2012 Rev 001 BAxxDDOxx BAxxCCOxx Datasheet G Operational Notes 1 Protection Circuits Over current Protection Circuit A built in over current protection circuit corresponding to the current capacity prevents the destruction of the IC when there are load shorts This protection circuit is a 7 shaped current control circuit that is designed such that the current is restricted and does not latch even when a large current momentarily flows through the system with a high capacitance capacitor However while this protection c
22. oducts within the specified time after opening a humidity barrier bag Baking is required before using Products of which storage time is exceeding the recommended storage time period Precaution for Product Label QR code printed on ROHM Products label is for ROHM s internal use only for Disposition When disposing Products please dispose them properly using an authorized industry waste company Precaution for Foreign Exchange and Foreign Trade act Since our Products might fall under controlled goods prescribed by the applicable foreign exchange and foreign trade act please consult with ROHM representative in case of export Precaution Regarding Intellectual Property Rights 1 All information and data including but not limited to application example contained in this document is for reference only ROHM does not warrant that foregoing information or data will not infringe any intellectual property rights or any other rights of any third party regarding such information or data ROHM shall not be in any way responsible or liable for infringement of any intellectual property rights or other damages arising from use of such information or data 2 Nolicense expressly or implied is granted hereby under any intellectual property rights or other rights of ROHM or any third parties with respect to the information contained in this document Notice 003 2012 ROHM Ltd All rights reserved Datasheet Ot
23. ons ROHM designs and manufactures its Products subject to strict quality control system However semiconductor products can fail or malfunction at a certain rate Please be sure to implement at your own responsibilities adequate safety measures including but not limited to fail safe design against the physical injury damage to any property which a failure or malfunction of our Products may cause The following are examples of safety measures a Installation of protection circuits or other protective devices to improve system safety b Installation of redundant circuits to reduce the impact of single or multiple circuit failure Our Products are designed and manufactured for use under standard conditions and not under any special or extraordinary environments or conditions as exemplified below Accordingly ROHM shall not be in any way responsible or liable for any damages expenses or losses arising from the use of any ROHM s Products under any special or extraordinary environments or conditions If you intend to use our Products under any special extraordinary environments or conditions as exemplified below your independent verification and confirmation of product performance reliability etc prior to use must be necessary a Use of our Products in any types of liquid including water oils chemicals and organic solvents b Use of our Products outdoors or in places where the Products are exposed to direct sunlight or dust c Use
24. or third parties arising from the use of such information Precaution for Electrostatic This Product is electrostatic sensitive product which may be damaged due to electrostatic discharge Please take proper caution in your manufacturing process and storage so that voltage exceeding the Products maximum rating will not be applied to Products Please take special care under dry condition e g Grounding of human body equipment solder iron isolation from charged objects setting of lonizer friction prevention and temperature humidity control Precaution for Storage Transportation 1 Product performance and soldered connections may deteriorate if the Products are stored in the places where a the Products are exposed to sea winds or corrosive gases including CI2 H2S 502 and NO2 b the temperature or humidity exceeds those recommended by ROHM c the Products are exposed to direct sunshine or condensation 4 the Products are exposed to high Electrostatic 2 Even under ROHM recommended storage condition solderability of products out of recommended storage time period may be degraded It is strongly recommended to confirm solderability before using Products of which storage time is exceeding the recommended storage time period 3 Store transport cartons in the correct direction which is indicated on a carton with a symbol Otherwise bent leads may occur due to excessive stress applied when dropping of a carton 4 Use Pr
25. pa jVcr 3Vlo 0OmA 5 Vo 3 3V Vcc 8 3V Vo 5V Vcc 10V Vo 6V Vcc 11V Voz 7V Vcc 12V Vo 8V Vcc 13V Voz9V Vcc 14V Vo 12V Vcc 17V 6 Vo T 3 3 5 0 6 0 7 0 8 0 9 0 12V 7 ein Input Voltage Ripple 8 Not 100 tested 9 1 5 1 8 2 5 3 0 lt 4 0 Vo 3 3V 5 0V lt 7 0 Vo 9V lt 12 0 Vo 12V 14 0V Vo 16V 18 0V 10 Votyp 1 5V 1 8V 2 5V 3 0V 3 3V 5 0V 9 0V 12 0V 16 0V 711 Voz 3 0V www rohm com 2012 ROHM Co Ltd All rights reserved 6 20 TSZ02201 0R6R0A600130 1 2 TSZ22111 15 001 26 Jun 2012 Rev 001 BAxxDDOxx BAxxCCOxx GO Typical Performance Curves Unless specified otherwise Vcc 8 3V Vo 3 3V 5 0 and BA33CCOWT BAD33CCOWT 3 0 25 5 rM Hrt fa D _ 10 T 05 0 2 4 b 8 10 12 14 16 18 2 SUPPLY VOLTAGE v Fig 3 Circuit current BAD33CCOWFP 20 in OUTPUT VOLTAGE v im 0 2 4 6 amp 10 12 14 15 152 SUPPLY VOLTAGE v Fig 5 Input Stability 10 500 www rohm com 2012 ROHM Ltd All rights reserved TSZ22111 15 001 7 20 Datasheet 10 35 c 30 3 ttt ttt t 1 5 10 ES 0 5 0 2 4 b a 10 12 14 16 18 ZI SUPPLY VOLTAGE Wiec Fig 4 Input Stability BAD33CCOWT 2
26. ristics of the TO220FP package The portion shown by the diagonal line is the acceptable loss range that can be used with the IC alone Even when the ambient temperature Ta is a normal temperature 25 the chip junction temperature Tj may be quite high so please operate the IC at temperatures less than the acceptable loss Pd The method of calculating the power consumption Pc W is as follows Vcc Input voltage Vo Output voltage Vcc Vo X lo Vcc X lo Load current Acceptable loss PdSPc Circuit current Solving this for load current lo in order to operate within the acceptable loss lt Vcc x Icca Please refer to Fig 10 and 22 for Icca It is then possible to find the maximum load current with respect to the applied voltage Vcc at the time of thermal design los Calculation Example Example 1 When Ta 85 C Vcc 8 3V Vo 3 3V BA33DDOWT 1 04 5 10 200 Ica 2 25 2000 85 C 1040mW With the IC alone ja 62 5 C W 16mW C Please refer to the above information and keep thermal designs within scope of acceptable loss for operating temperature ranges The power consumption Pc of the IC when there is a short circuit Short between Vo and GND is Pc Vcc X Icca Ishort Ishort Short circuit current Peripheral Circuit Considerations Vcc Terminal Please attach a capacitor greater than 0 33uF between the Vc
27. rstand its contents ROHM shall not be in any way responsible or liable for failure malfunction or accident arising from the use of any ROHM s Products against warning caution or note contained in this document All information contained in this document is current as of the issuing date and subject to change without any prior notice Before purchasing or using ROHM s Products please confirm the latest information with a ROHM sales representative Precaution on using ROHM Products 1 2 3 4 5 7 8 9 Our Products are designed and manufactured for application in ordinary electronic equipments Such as AV equipment OA equipment telecommunication equipment home electronic appliances amusement equipment etc If you intend to use our Products in devices requiring extremely high reliability such as medical equipment transport equipment traffic equipment aircraft spacecraft nuclear power controllers fuel controllers car equipment including car accessories safety devices etc and whose malfunction or failure may cause loss of human life bodily injury or serious damage to property Specific Applications please consult with the ROHM sales representative in advance Unless otherwise agreed in writing by ROHM in advance ROHM shall not be in any way responsible or liable for any damages expenses or losses incurred by you or third parties arising from the use of any ROHM s Products for Specific Applicati

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