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RICOH RP132x SERIES Low on Resistance Low Voltage 1A LDO handbook

1. 10 0 10 20 30 40 50 60 70 80 90 Time t us RP132x551x C2 Ceramic4 7uF 7 5 6 5 n Input Voltage 22 I 5 8V e 6 5V Output Voltage 0 10 20 30 40 50 60 70 80 90 Time t us Input Voltage V IN V Input Voltage Vin V Output Voltage V out V 3 35 3 34 3 33 3 32 3 31 3 30 3 29 3 28 RICOH RP132x331x C2 Ceramic2 2uF Input Voltage 4 3V e 5 3V 0 Output Voltage 10 20 30 40 50 60 70 80 90 Time t us 6 0 5 0 4 0 3 0 Input Voltage V IN V RP132x 10 Load Transient Response Vin Vour 1 0V C1 Ceramic 2 2uF tr tf 0 5us Topt 25 C Output Voltage Vout V Output Voltage Vout V Output Voltage Vout V 0 85 0 84 0 83 RP132x081x C2 Ceramic2 2uF 1 0 82 0 81 Output Current 50mA e 100mA 0 80 0 79 0 78 Output Voltage 0 20 40 60 80 100 120 140 160 180 0 90 Time t us RP132x081x C2 Ceramic2 2uF 60 0 88 0 86 0 84 0 82 Output Current OMA amp 30mA 0 80 0 78 Output Voltage 30 O 20 40 60 80 100 120 140 160 180 Time t us RP132x331x C2 Ceramic2 2uF Output Current 100mA amp 500mA 0 tput Voltage 20 40 60 80 100 120 140 160 180 Time t us Output Current lout mA Output Current lour mA Output Cur
2. The specification in otherwise noted is checked and guaranteed by design engineering at 40 C lt Topts85 C unless All test items listed under Electrical Characteristics are done under the pulse load condition Tj Ta 25 C except Output Noise Ripple Rejection Output Voltage Temperature Coefficient Dropout Voltage at 1A Output Current and Load Regulation and Thermal Shutdown RECOMMENDED OPERATING CONDITIONS ELECTRICAL CHARACTERISTICS All of electronic equipment should be designed that the mounted semiconductor devices operate within the recommended operating conditions The semiconductor devices cannot operate normally over the recommended operating conditions even if when they are used over such conditions by momentary electronic noise or surge And the semiconductor devices may receive serious damage when they continue to operate over the recommended operating conditions RICOH RP132x ELECTRICAL CHARACTERISTICS Vin Set Vout 1 0V lour 1MA Cin 2 2 uF Cout 2 2uF Vout lt 3 6V 4 7uF Vour gt 3 6V The specification in is checked and guaranteed by design engineering at 40 C lt Topt lt 85 C unless otherwise noted e RP132x001B D Adjustable Output Voltage Type e RP132K00
3. Inrush Current Limit Time ms o 0 5 10 15 20 Cp nF 16 Inrush Current Limit Time vs Input Voltage E F Version RP132x081x 12 10 CD 20nF 8 CD 10nF CD 2nF CD 1nF CD none Inrush Current Limit Time ms O Input Voltage Vin V RICOH 33 34 RP132x ESR vs Output Current When using these ICs consider the following points The relations between lour Output Current and ESR of an output capacitor are shown below The conditions when the white noise level is under 40uV Avg are marked as the hatched area in the graph Measurement conditions Frequency Band 10Hz to 2MHz Temperature 40 C to 85 C Hatched Area Noise level is under 40uVms Avg CiN 2 2uF Kyocera CMO5X5R225M064A Cour 4 7uF Kyocera CM105X5R475M06AB RP132x081x RP132x551x 100 a RL to 6 5V re Vin 5 5V to 6 5V 10 10 E 8 x 1 c 1 d 7 0 1 0 1 0 01 0 01 0 100 200 300 400 500 600 700 800 900 1000 0 100 200 300 400 500 600 700 800 900 1000 Output Current lout mA Output Current lout mA RICOH A 1 The products and the product specifications described in this document are subject to change or discontinuation of production without notice for reasons
4. Isc Short Current Limit Vour 0V 250 mA Iro CE Pull down Current 0 3 0 7 HA Vcer CE Input Voltage H 1 0 V VceL CE Input Voltage L 0 4 V en Output Noise BW 10Hz to 100kHz 70 uVrms Trsp Tn Snutgawyn Junction Temperature 165 C Temperature TrsR ea Junction Temperature 95 C Released Temperature Low Output Nch Tr ON 7 E Blow Resistance D F version Vin 4 0V Vce 0V 50 2 DELAY pin Current u IDELAY DELAY pin version Vin 4 0V 0 7 1 2 1 7 uA All test items listed under Electrical Characteristics are done under the pulse load condition Tj Ta 25 C except Output Noise Ripple Rejection Output Voltage Temperature Coefficient Dropout Voltage at 1A Output Current and Load Regulation and Thermal Shutdown RICO H RP132x e Dropout Voltage Topt 25 C Output Voltage Dropout Voltage Vor V Vour V Condition Typ Max Condition Typ Max 0 8 lt Vout lt 0 9 0 67 0 89 1 20 1 54 0 9 lt Vour lt 1 0 0 59 0 82 1 10 1 46 1 0 Vout lt 1 1 0 51 0 73 1 05 1 39 1 1 lt Vour lt 1 2 0 42 0 63 0 96 1 31 lour 300mA lour 1A 1 2 lt Vour lt 1 5 0 36 0 54 0 90 1 23 1 5 lt Vour lt 2 6 0 24 0 33 0 78 1 05 2 6 lt Vour lt 3 3 0 15 0 21 0 52 0 72 3 3 lt Vour lt 5 5 0 13 0 18 0 46 0 68
5. 1 000 pcs Yes Yes RP132Sxx1 E2 FE HSOP 6J 1 000 pcs Yes Yes RP132Jxx12 T1 FE TO 252 5 P2 3 000 pcs Yes Yes xx The output voltage can be designated in the range from 0 8V 08 to 5 5V 55 in 0 1V steps For other voltages please refer to MARK INFORMATIONS RP132S001E F doesn t exist The combination of the auto discharge function and delay pin for setting inrush current limit time are follows B without auto discharge function D with auto discharge function E without auto discharge function with delay pin for setting inrush current limit time F with auto discharge function and delay pin for setting inrush current limit time The auto discharge function at off state are options as follows B without auto discharge function at off state D with auto discharge function at off state Auto discharge function quickly lowers the output voltage to OV when the chip enable signal is switched from the active mode to the standby mode by releasing the electrical charge accumulated in the external capacitor RICOH RP132x PIN CONFIGURATIONS e DFN PLP 1820 6 e SOT 89 5 e HSOP 6J e TO 252 5 P2 Top View Bottom View 6 5 4 1 2 3 PIN DESCRIPTIONS e DFN PLP 1820 6 Pin No Symbol Pin Description 1 Vout Output Pin 2 VFB Feed Back Pin 3 GND Ground Pin 4 CE Chip Enable Pin H Active NC No Connection RP132K001B D RP132Kxx1B D 5 DELAY Delay Pin for settin
6. Output Voltage Temperature Coefficient Dropout Voltage at 1A Output Current and Load Regulation and Thermal Shutdown 10 RICOH RP132x TYPICAL APPLICATION e Fixed Output Voltage Type HSOP 6J SOT89 5 e Fixed Output Voltage Type TO 252 5 P2 DFN PLP 1820 6 e Adjustable Output Voltage Type HSOP 6J SOT89 5 TO 252 5 P2 DFN PLP 1820 6 RICOH 11 RP132x e Fixed Output Voltage Type with DELAY pin HSOP 6J RP132S xx1E F RP132K XX1E F y C2 RP132K 001E F Vra Vout 12 RICOH O Vout o Vout RP132x Recommendation value of the external capacitors Vout Capacitors ei C1 Kyocera 2 2uF size 1005 CM05X5R225M06A C2 Kyocera 2 2uF size 1608 CM105X5R225K06AB C1 Kyocera 2 2uF size 1005 CM05X5R225K06A C2 Kyocera 4 7uF size 1608 CM105X5R475MO6AB Please refer to Technical Notes on Adjustable Output Voltage Type when using R1 and R2 as output capacitors Also refer to Inrush Current Limit Time Settings concerning with Co TECHNICAL NOTES When using these ICs consider the following points Phase Compensation In these ICs phase compensation is made for securing stable operation even if the load current is varied For this purpose use a capacitor C2 with good frequency characteristics and ESR Equivalent Series Res
7. Topt C Temperature Topt C zi RICOH RP132x 4 Output Voltage vs Temperature Output Voltage Vout V Output Voltage Vout V RP132x081x 50 25 0 25 50 75 100 Temperature C RP132x331x 50 25 0 25 50 75 100 Temperature C 5 Dropout Voltage vs Output Current Dropout Voltage V pir V RP132x081x 1 4 1 2 1 0 0 8 0 6 0 4 85 C 25 C 40 C 0 2 0 0 0 200 400 600 800 1000 Output Current lour mA Output Voltage Vour V Output Voltage Vour V Dropout Voltage V pir V 1 54 1 53 1 52 1 51 1 50 1 49 1 48 1 47 5 54 5 53 5 52 5 51 5 50 5 49 5 48 5 47 RP132x151x 25 0 25 50 75 100 Temperature C RP132x551x 25 0 25 50 75 100 Temperature C RP132x151x 200 400 600 800 1000 Output Current lout mA RICOH 25 26 RP132x RP132x331x 1 4 1 2 di gt 85 C gt o 0 8 S 25C S S 06 L 40 C S 5 5 amp amp 8 04 3 Q a 0 2 0 200 400 600 800 1000 Output Current lour mA 6 Dropout Voltage vs Set Output Voltage 1 2 1 0 0 8 0 6 0 4 Dropout Voltage V pir V 0 2 0 2 4 6 Set Output Voltage VY REG
8. V RP132x551x 0 200 400 600 800 1000 Output Current lour mA 7 Ripple Rejection vs Input Voltage C1 none Ripple 0 2Vp p Topt 25 C Ripple Rejection RR dB RP132x331x C2 UCeramicZ ZuF 90 lour 1mA 90 80 m 70 60 c S 50 E f 0 2kHz T 40 f 1kHz o 30 S f 10kHz x 20 f 100kHz 10 30 35 40 45 50 55 60 65 Input Voltage ViN V RICOH RP132x331x C2 Ceramic2 2uF lour 30mA f 0 2kHz f 1kHz f 10kHz f 100kHz 30 35 40 45 50 55 60 65 Input Voltage Vin V RP132x Ripple Rejection RR dB Ripple Rejection RR dB RP132x331x C2 Ceramic2 2uF lour 50mA f 0 2kHz f 1kHz f 10kHz f 100kHz 3 0 3 5 40 45 50 55 60 6 5 Input Voltage Vin V RP132x551x C2 Ceramic4 7 uF lour 10mA f 0 2kHz 20 f 1kHz f 10kHz 10 f 100kHz 0 L L 5 5 5 7 5 9 6 1 6 3 6 5 Input Voltage Vin V U Ripple Rejection RR dB Ripple Rejection RR dB RP131x551x C2 Ceramic4 7 uF 90 louT 1mA 80 70 60 50 40 30 f 0 2kHz 20 f 1kHz f 10kHz 10 f 100kHz 0 5 5 5 7 5 9 6 1 6 3 6 5 Inp
9. the inrush current limit time the load current cannot be more than the limited current RICOH RP132x TEST CIRCUITS e Fixed Output Voltage Type HSOP 6J SOT89 5 Basic Test Circuit Pulse Generator ved O Vout C2 louta o lour Test Circuit for Load Transient Response RICOH 17 RP132x e Fixed Output Voltage Type TO 252 5 P2 DFN PLP 1820 6 Test Circuit for Supply Current Pulse Generator ne O Vout louta lourb Test Circuit for Load Transient Response RICOH RP132x e Fixed Output Voltage Type with DELAY pin HSOP 6J RP132S xx1E F RP132S xx1E F DELAY i BR Pulse Generator v d Test Circuit for Supply Current RP132S xx1E F RP132S xx1E F O Vour lourb Test Circuit for Load Transient Response Please refer to Inrush Current Limit Time Settings concerning with Co RICOH 19 RP132x e Fixed Output Voltage Type with DELAY pin DFN PLP 1820 6 RP132K Xx1E F RP132K xx1E F Pulse Generator v d RP132K xx1E F RP132K xx1E F Please refer to Inrush Current Limit Time Settings concernin
10. 1D ViN 6 5V C2 Ceramic2 2uF 9 6 gt CE Input Voltage 3 ES o D o 8 0 S a 5 amp 2 Output Voltage 3 UU o O 0 02 04 06 08 1 12 14 16 1 8 Times ms RICOH 32 RP1 32X 13 Inrush Current C1 Ceramic 2 2uF lour 100MA Topt 25 C RP132x081x RP132x331x Vin 4 8V C2 Ceramic2 2uF CE Input Voltage Vce V CE Input Voltage Vce V V n 2 3V C2 Ceramic2 2uF 7 700 6 600 CE Input Voltage _ ss CE Input Voltage 3 we 5 500 3 O 2 A E S Qo 4 Output Voltage 400 D e D s 3 os Z 2 233 300 Output Voltage lt gt 5 E as s Z 2 200 3 u gt Q 1 100 0 0 0 40 80 120 160 200 240 280 320 360 0 40 80 120 160 200 240 280 320 360 Time t us Time t us RP132x551x Vin 6 5V C2 Ceramic4 7uF input Voltage lt 3 E gt put Voltage 9 o S E E S 9 o gt E 5 7 E gt o 0 40 80 120 160 200 240 280 320 360 Time t us 14 Minimum Operating Voltage RP132x081x Input Voltage V N V The operation rage that can output 0 8V is shown by the hatched area in the graph 0 200 400 600 800 1000 Output Current loyr mA RICOH Inrush Current mA RP132x 15 Inrush Current Limit Time vs Co Capacitance E F Version RP132x081x 42 Vin 4 0V
11. 1E F Adjustable Output Voltage Type with DELAY pin Topt 25 C Symbol Item Conditions Min Typ Max Unit Topt 25 C 0 785 0 800 0 815 Vra Feedback Voltage Vout Vre V 40 C lt Topt lt 85 C 0 771 0 829 Vout Output Voltage Adjusting 0 8 55 V Range LIM Output Current Limit Vour VrB 1 A 0 1mA lt lout lt 300mA 3 20 Avan Load Regulation mV Alout 0 1mA lt lour lt 1A 5 60 lour 300mA 0 67 0 89 Voir Dropout Voltage Vout Vre V lour 1A 1 20 1 54 Iss Supply Current Vour Vrs lour 0mA Vin 6 5V 65 85 uA Istandby Standby Current Vce 0V Vin 6 5V 0 15 0 60 uA Line Regulation Vout Vre 1 6V lt Vin lt 6 5V 0 05 0 10 V IN ne f 1kHz Ripple 0 2Vp p E RR Ripple Rejection lour 100mA Vour Vra 70 dB Vin Input Voltage 1 4 6 5 V AVour Output Voltage S R ppm ATopt Temperature Coefficient ae e ci e 180 PC Isc Short Current Limit Vour Vrs 0V 250 mA Ipo CE Pull down Current 0 3 0 7 HA Vcer CE Input Voltage H 1 0 V VceL CE Input Voltage L 0 4 V en Output Noise BW 10Hz to 100kHz 70 uVrms Trsp Zen ua Junction Temperature 165 C Temperature TrsR Thermal Shutdown Junction Temperature 95 C Released Temperature Low Output Nch Tr ON _ i Resistance D F version Vw 4 0V Vce 0V 50 p DELAY pin Current IpELAv DELAY pin version Vin 4 0V 1 2 uA All of unit are tested and specified under load conditions such that Tj Topt 25 C except for Output Noise Ripple Rejection
12. 6J SOT89 5 RP132Sxx1B RP132Hxx1B RP132Sxx1D RP132Hxx1D Current Limit Thermal Shutdown e Fixed Output Voltage Type TO 252 5 P2 DFN PLP 1820 6 RP132Jxx1B RP132Kxx1B RP132Jxx1D RP132Kxx1D e Fixed Output Voltage Type with DELAY pin HSOP 6J RP132Sxx1E RP132Sxx1F v wr Current Limit Thermal Shutdown RICOH RP132x e Fixed Output Voltage Type with DELAY pin DFN PLP 1820 6 RP132Kxx1E RP132Kxx1F x Vref T Current Limit Thermal Shutdown A A DELAY DELAY e Adjustable Output Voltage Type HSOP 6J SOT 89 5 TO 252 5 P2 DFN PLP 1820 6 RP132S001B RP132H001B RP132S001D RP132H001D RP132J001B RP132K001B RP132J001D RP132K001D e Adjustable Output Voltage Type with DELAY pin DFN PLP 1820 6 RP132K001E RP132K001F RICOH RP132x SELECTION GUIDE The output voltage the auto discharge function and the package type for the ICs can be selected at the user s request Product Name Package Quantity per Reel Pb Free Halogen Free RP132Kxx1 TR DFN PLP 1820 6 5 000 pcs Yes Yes RP132Hxx1 T1 FE SOT 89 5
13. A 0 2 4 6 Input Voltage Vin V RP13x081x 0 2 4 6 Input Voltage Vin V Supply Current Iss pA Output Voltage Vour V Output Voltage Vour V RP132x151x lout 1mA lout 50mA lout 100mA lout 300mA 2 4 6 Input Voltage Vin V RP132x551x lout 1mA lout 50mA 7 lout 100mA lout 300mA 2 4 6 Input Voltage Vin V RP132x151x 2 4 6 Input Voltage ViN V 23 RP132x RP132x331x RP132x551x 90 140 80 120 70 s s 100 o 60 n 2 2 g 50 80 e e a d 60 gt 30 gt E ao o 20 7 40 20 0 0 0 2 4 6 0 2 4 6 Input Voltage VIN V Input Voltage ViN V 3 Supply Current vs Temperature RP132x081x RP132x151x 90 90 80 80 lt 70 lt 70 60 z 60 lt lt 50 50 e e 40 3 40 30 z 30 amp amp 7 20 P 20 B B 10 10 0 0 50 25 0 25 50 75 100 50 25 0 25 50 75 100 Temperature Topt C Temperature Topt C RP132x331x RP132x551x 90 90 80 80 lt 70 lt 70 n 60 n 60 50 50 o e 3 40 3 40 30 gt 30 S amp a 20 o 20 10 10 0 0 50 25 0 25 50 75 100 50 25 0 25 50 75 100 Temperature
14. RICOH Bla Low on Resistance Low Voltage 1A LDO NO EA 265 120308 OUTLINE The RP132x Series are voltage regulators with a built in low ON resistance transistor and output current is 1A capability These ICs have two versions fixed output voltage type and externally adjustable output voltage type The minimum output voltage can be set from 1 4V Otherwise the load regulation of RP132x has much improved when compared with conventional regulators It s Typ 5mV at lour 0 1mA to 1A Each of these ICs consists of a voltage reference unit an error amplifier a resistor net for setting output voltage current limit circuits to prevent over current and a thermal shutdown circuit A standby mode with ultra low supply current can be realized with the chip enable function Additionally E F Version with delay pin for inrush current limit time setting are also available The packages for these ICs are DFN PLP 1820 6 SOT 89 5 HSOP 6J and TO 252 5 P2 DFN PLP 1820 6 is suitable for high density mounting of the ICs on boards SOT 89 5 HSOP 6J and TO 252 5 P2 are supporting high wattage FEATURES Output e 91 u u a usapu en Min 1A e Supply Current uuu nu u Taa eaten Typ 654A Standby Current uuu teet reete dete tee Typ 0 15pA e Input Voltage Range 1 4V to 6 5V e Output Voltage Range sese Fixed Output Voltage Type 0 8V to 5 5V 0 1V steps Adjustable Output Voltage Type 0 8
15. TO 252 5 P2 Pin No Symbol Pin Description 1 CE Chip Enable Pin H Active 2 Voo Input Pin 3 GND Ground Pin 4 Vout Output Pin 5 VFB Feed Back Pin Tab is GND level They are connected to the reverse side of this IC The tab is better to be connected to the GND but leaving it open is also acceptable when using Fixed Output Voltage Type RP132Jxx1x Vour pin and Vrs pin should be connected When using Adjstable Output Voltage Type RP132J001x please follow Notes on the Adjustable Output Voltage Type Settings RICOH RP132x ABSOLUTE MAXIMUM RATINGS Symbol Item Rating Unit Vin Input Voltage 7 0 V Vee Input Voltage CE Pin 0 3 to 7 0 V VFB Input Voltage Vrs Pin 0 3 to 7 0 V Vour Output Voltage 0 3 to Vin 0 3 V Power Dissipation DFN PLP 1820 6 880 Bs Power Dissipation SOT 89 5 900 e Power Dissipation HSOP 6J 1700 Power Dissipation TO 252 5 P2 1900 Topt Operating Temperature Range 40 to 85 C Tstg Storage Temperature Range 55 to 125 C For Power Dissipation please refer to PACKAGE INFORMATION ABSOLUTE MAXIMUM RATINGS Electronic and mechanical stress momentarily exceeded absolute maximum ratings may cause the permanent damages and may degrade the life time and safety for both device and system using the device in the field The functional operation at or over these absolute maximum ratings is not assure
16. V to 5 5V For other voltages please refer to MARK INFORMATIONS Dropout Voltage eee Typ 0 52V Vour 2 8V lour 1A e Ripple Rejection eee eee Typ 70dB f 1kHz Vour 2 8V e Output Voltage Accuracy 1 0 e Output Voltage Temperature Drift Coefficient Typ 60ppm C e Line Regulation eee eee eee Typ 0 052 V e Load Regulation en gass yeds Typ 3mV at lour 300mA Typ 5mV at lour 1A e Packages inepte da een DFN PLP 1820 6 SOT 89 5 HSOP 6J TO 252 5 P2 e Inrush Current Limit Circuit Typ 500mA B D version Inrush current limit time is 500us E F version Inrush current limit time is adjustable e Fold Back Protection Circuit Typ 250mA Current at short mode e Thermal Shutdown Circuit Thermal Shutdown Temperature Typ 165 C Released Temperature Typ 95 C e Auto Discharge Function D F version Ceramic capacitors are recommended to be used with this IC 2 2uF or more Vout lt 3 6V 4 7uF or more Vout gt 3 6V APPLICATIONS e Power source for battery powered equipment e Power source for portable communication equipment e Power source for electrical appliances such as cameras VCRs and camcorders e Power source for home appliances and Notebook PC RP132x BLOCK DIAGRAMS e Fixed Output Voltage Type HSOP
17. d RICOH RP132x ELECTRICAL CHARACTERISTICS Vin Set Vout 1 0V lour 1MA Cin 2 2 uF Cout 2 2uF Vout lt 3 6V 4 7uF Vour gt 3 6V The specification in is checked and guaranteed by design engineering at 40 C lt Topts 85 C unless otherwise noted e RP132xxx1B D Fixed Output Voltage Type e RP132S Kxx1E F Fixed Output Voltage Type with DELAY pin Topt 25 C Symbol Item Conditions Min Typ Max Unit Vout gt 1 5V A V Topt 25 C OUT 5 x0 99 x1 01 Vour 1 5V 15 15 mV Vout Output Voltage Vour gt 1 5V x0 981 x1 019 V 40 C s Topt lt 85 C Vout lt 1 5V 29 29 mV LIM Output Current Limit 1 A 0 1mA lt lout lt 300mA 3 20 Ava Load Regulation mV Alour 0 1mA lt lout lt 1A 5 60 VoIF Dropout Voltage Refer to the following Dropout Voltage Iss Supply Current lour 0mA Vin 6 5V 65 85 uA Istandby Standby Current Vce 0V Vin 6 5V 0 15 0 60 uA AVout Set Vour 0 5V lt Vin lt 6 5V AVN Line Regulation However Ww gt 1 6V 0 05 0 10 V mE f 1kHz Vour lt 3 3V 70 RR Ripple Rejection Ripple 0 2Vp p dB lour 100mA Vout gt 3 3V 60 Vin Input Voltage 1 4 6 5 V AVout Output Voltage ppm ATopt Temperature Coefficient OS Ji 200 PC
18. eramic2 2uF CE Input Voltage Output Voltage 0 50 100 150 200 250 300 350 400 450 Time t us RICOH Output Current lout mA Output Current lout mA CE Input Voltage Vce V Output Voltage Vout V Output Voltage Vout V RP132x551x C2 Ceramic4 7uF Output Current 100mA amp 500mA 3 o S o 5 Output Voltag Oo 0 20 40 60 80 100 120 140 160 180 Time t us RP132x331x C2 Ceramic2 2uF 6 CE Input Voltage 0 Output Voltage 50 100 150 200 250 300 350 400 450 Time t us CE Input Voltage Vce V RP132x RP132x551x C2 Ceramic4 7 uF 9 Output Voltage V our V CE Input Voltage Vce V Output Volta 0 50 100 150 200 250 300 350 400 450 Time t us 12 Turn off Speed with CE pin D version C1 Ceramic 2 2uF Topt 25 C RP132x081D RP132x331D ViN71 8V Vin 4 3V C2 Ceramic2 2uF B C2 Ceramic2 2uF 2 gt gt 2 p gt CE Input Voltage 1 CE Input Voltage S 0 S 4 o o gt o gt 12 s 25 S 08 Output Voltage but 0mA Z Output Voltage APER o lout 100mA 5 o UE u 0 4 1 lout 100mA 0 0 0 02 04 06 08 1 12 14 16 1 8 0 02 04 06 08 1 12 14 16 1 8 Times ms Times ms RP132x55
19. g inrush current limit time RP132K001E F RP132Kxx1E F 6 VDD Input Pin Tab is GND level They are connected to the reverse side of this IC The tab is better to be connected to the GND but leaving it open is also acceptable When using Fixed Output Voltage Type RP132Kxx1x the Vout pin and the Vrs pin should be connected When using Adjstable Output Voltage Type RP132K001x please follow Notes on the Adjustable Output Voltage Type Settings RICOH RP132x e SOT 89 5 Pin No Symbol Pin Description j CE Chip Enable Pin H Active RP132Hxx1B D Vra Feed Back Pin RP132H001B D 2 GND Ground Pin 3 NC No Connection RP132Hxx1B D CE Chip Enable Pin H Active RP132H001B D 4 Voo Input Pin 5 Vout Output Pin When using Adjstable Output Voltage Type RP132H001x please follow Notes on Adjustable Output Voltage Type Settings e HSOP 6J Pin No Symbol Pin Description 1 Vour Output Pin 2 GND Ground Pin NC No Connection RP132Sxx1B D 3 Vra Feed Back Pin RP132S001B D DELAY Delay Pin for setting inrush current limit time RP132Sxx1E F 4 CE Chip Enable Pin H Active 5 GND Ground Pin 6 Voo Input Pin No 2 pin and No 5 pin must be wired each other when mounted on boards When using Adjstable Output Voltage Type RP132S001x please follow Notes on Adjustable Output Voltage Type Settings e
20. g with Co 20 RICOH Test Circuit for Load Transient Response O Vout lout RP132x e Adjustable Output Voltage Type HSOP 6J SOT89 5 TO 252 5 P2 DFN PLP 1820 6 Pulse Generator ee Test Circuit for Load Transient Response Please refer to Technical Notes on Adjustable Output Voltage Type when using R1 and R2 as output RICOH 21 RP132x capacitors e Adjustable Output Voltage Type with DELAY pin DFN PLP 1820 6 RP132K 001E F Pulse Generator ved RP132K 001E F Test Circuit for Load Transient Response Please refer to Technical Notes on Adjustable Output Voltage Type when using R1 and R2 as output capacitors Also refer to Inrush Current Limit Time Settings concerning with Co 2 RICOH RP132x TYPICAL CHARACTERISTICS 1 Output Voltage vs Input Voltage Topt 25 C 2 Supply Current vs Input Voltage Topt 25 C Supply Current Iss uA Output Voltage Vout V Output Voltage Vout V 1 0 0 9 0 8 0 7 0 6 0 5 0 4 0 3 0 2 0 1 0 3 5 3 0 2 5 2 0 1 5 1 0 0 5 0 RP132x081x lout 1mA lout 50mA lout 100mA lout 300mA 2 4 Input Voltage Vin V RP132x331x lutzimA lout 50mA lout 100mA lout 300m
21. istance If a tantalum capacitor is used and its ESR of C2 is large the loop oscillation may result Because of this select C2 carefully considering its frequency characteristics PCB Layout Make Vo and GND lines sufficient If their impedance is high noise pickup or unstable operation may result Connect a capacitor C1 between Vp and GND pin with a capacitance value as Recommendation value of the external capacitors above or more and as close as possible to the pins Set external components especially the output capacitor C2 as close as possible to the ICs and make wiring as short as possible RICOH 13 RP132x TECHNICAL NOTES on Adjustable Output Voltage Type Vout RP132x 001x Vere C2 Typical Application for Adjustable Output Voltage Type with DELAY pin DFN PLP 1820 6 Recommendation value of the external capacitors Vout Capacitors Vour lt 3 6V C1 Kyocera 2 2uF size 1005 CM05X5R225M06A C2 Kyocera 2 2uF size 1608 CM105X5R225K06AB Vour gt 3 6V C1 Kyocera 2 2uF size 1005 CM05X5R225K06A C2 Kyocera 4 7uF size 1608 CM105X5R475MO6AB Phase Compensation Similar to the Fixed Output Voltage Type Phase compensation is made for the Adjustable Output Voltage Type for securing stable operation even if the load current is varied For this purpose use a 4 7uF or more capacitor C2 between Vout pin and GND pin and as close as p
22. ossible to the pins PCB Layout Make Vo and GND lines sufficient If their impedance is high noise pickup or unstable operation may result Connect a capacitor C1 with a capacitance value as much as 2 2uF or more between Von and GND pin and as close as possible to the pins When using the Adjustable Output Voltage Type the transient response could be affected by the external resistors Evaluate the circuit taking the actual conditions of use into account i RICOH RP132x Adjustable Output Voltage Type Settings e Output Voltage Setting Method RP132x081x can be adjusted the output voltage up to 5 5V by using the external divider resistors Also please use 16kQ or less for R2 resistor If the Vrs voltage is described as setVrs the output voltage can be set by using the following equations SetVrs is equal to 0 8V The Vour pin of RP132x081x should be connected to the Vrs pin UU Vour 12 SetVFB 777 I e E ua E E E TETE 1 pic a v E E 2 Thus R lic setVrs JR2 u u aaa aaasaaastaaa sasana EAEEREN EER A EEEE EAEE 3 Therefore Vout setVrs x R1 x I 4 Put Equation 3 into Equation 4 then Vout setVrs R1 lic setVrs R2 setVrs x 1 R1 R2 R1 x lic eene nennen nnn nennen 5 In Equation 5 R1x lic is the error causing factor in Vour As for lic cr TAL naar Ra ie Be bali 6 Therefo
23. re the error causing factor R1x lic can be described as follows R1xlic R1 x setVrs Ric SetVire x P T FIG inse ke ee 7 For better accuracy choosing R1 Ric reduces this error Without the error causing factor R1x lic the output voltage can be calculated by the following equation Vour setVra x R1 R2 R2 eene erret nennen nennen nennen 8 Ric of RP132x is approximately Typ 1 3M Q Topt 25 C this value is guaranteed by design The value could be affected by the temperature therefore evaluate the circuit taking the actual conditions of use into account RICOH 16 RP132x Inrush Current Limit Time Settings The RP132xSeries include the circuit which can limit the inrush current at start up to 500mA or less The current limit time of B D version is fixed internally as approximately Typ 500us On the other hand the current limit times of E F versions are adjustable by controlling the DELAY pin value which is the capacitance value connected between DLEAY pin and GND pin The relation between Inrush Current Limit Time tp s and the DELAY pin capacitance Cp F can be described in the following equation to Co 70 x 1077 x 0 525 x 10 When not using Co on E F versions DELAY pin should be open In this case Cp 0 is applied to the above equation and as a result 37us can be obtained That means when using Cp on E F versions the inrush current limit time will be more than 37s Please note that during
24. rent lout mA Output Voltage Vour V Output Voltage Vour V Output Voltage Vour V RP132x081x C2 Ceramic2 2uF 1 3 600 1 2 400 1 1 Output Current 200 100mA amp 500mA 1 0 0 0 9 0 8 0 7 Output Voltage 0 6 tl 0 20 40 60 80 100 120 140 160 180 Time t us RP132x331x C2 Ceramic2 2uF 3 35 150 3 34 100 3 33 Output Current 50 50mA amp 100mA 3 32 0 3 29 Output Voltage 3 28 0 20 40 60 80 100 120 140 160 180 Time t us RP132x331x C2 Ceramic2 2uF 3 40 60 3 38 30 3 36 Output Current LE 0 OMA e 30mA 3 34 3 32 3 30 3 28 Output Voltage RICOH 0 20 40 60 80 100 120 140 160 180 Time t us Output Current lout mA Output Current lout mA Output Current lout mA 29 30 RP132x Output Voltage Vout V Output Voltage Vout V 11 Turn on Speed with CE pin C1 Ceramic 2 2uF Topt 25 C Output Voltage Vout V 5 52 5 51 5 50 5 49 5 48 5 54 5 52 5 50 5 48 5 46 RP132x551x C2 Ceramic4 7 yF Output Current Output Voltage 0 20 40 60 80 100 120 140 160 180 Time t us RP132x551x C2 Ceramic4 7 uF Output Current OmA 30mA Output Voltage 50mA amp 100mA 0 60 30 0 20 40 60 80 100 120 140 160 180 Time t us RP132x081x C2 C
25. rganization of the Lead free production for all of our products p 3 rico s co amp Ro H S After Apr 1 2006 we will ship out the lead free products only Thus all products that Compliant wil be shipped from now on comply with RoHS Directive RICOH COMPANY LTD P Electronic Devices Company Higashi Shinagawa Office International Sales 3 32 3 Higashi Shinagawa Shinagawa ku Tokyo 140 8655 Japan Phone 81 3 5479 2857 Fax 81 3 5479 0502 RICOH EUROPE NETHERLANDS B V Semiconductor Support Centre Prof W H Keesomlaan 1 1183 DL Amstelveen The Netherlands P O Box 114 1180 AC Amstelveen Phone 31 20 5474 309 Fax 31 20 5474 791 RICOH ELECTRONIC DEVICES KOREA Co Ltd 11 floor Haesung 1 building 942 Daechidong Gangnamgu Seoul Korea Phone 82 2 2135 5700 Fax 82 2 2135 5705 RICOH ELECTRONIC DEVICES SHANGHAI Co Ltd Room403 No 2 Building 690 Bi Bo Road Pu Dong New district Shanghai 201203 People s Republic of China Phone 86 21 5027 3200 Fax 86 21 5027 3299 RICOH COMPANY LTD Electronic Devices Company Taipei office Room109 10F 1 No 51 Hengyang Rd Taipei City Taiwan R O C Phone 886 2 2313 1621 1622 Fax 886 2 2313 1623
26. stem etc should first contact us 6 We are making our continuous effort to improve the quality and reliability of our products but semiconductor products are likely to fail with certain probability In order to prevent any injury to persons or damages to property resulting from such failure customers should be careful enough to incorporate safety measures in their design such as redundancy feature firecontainment feature and fail safe feature We do not assume any liability or responsibility for any loss or damage arising from misuse or inappropriate use of the products 7 Anti radiation design is not implemented in the products described in this document 8 Please contact Ricoh sales representatives should you have any questions or comments concerning the products or the technical information RICOH COMPANY LTD Electronic Devices Company Ricoh presented with the Japan Management Quality Award for 1999 Ricoh awarded ISO 14001 certification Ricoh continually strives to promote customer satisfaction and shares the achievements The Ricoh Group was awarded ISO 14001 certification which is an international standard for of its management quality improvement program with people and society environmental management systems at both its domestic and overseas production facilities Our current aim is to obtain ISO 14001 certification for all of our business offices htt A A IN N IN N h m LS I Ricoh completed the o
27. such as improvement Therefore before deciding to use the products please refer to Ricoh sales representatives for the latest information thereon 2 The materials in this document may not be copied or otherwise reproduced in whole or in part without prior written consent of Ricoh 3 Please be sure to take any necessary formalities under relevant laws or regulations before exporting or otherwise taking out of your country the products or the technical information described herein 4 The technical information described in this document shows typical characteristics of and example application circuits for the products The release of such information is not to be construed as a warranty of or a grant of license under Ricoh s or any third party s intellectual property rights or any other rights 5 The products listed in this document are intended and designed for use as general electronic components in standard applications office equipment telecommunication equipment measuring instruments consumer electronic products amusement equipment etc Those customers intending to use a product in an application requiring extreme quality and reliability for example in a highly specific application where the failure or misoperation of the product could result in human injury or death aircraft spacevehicle nuclear reactor control system traffic control system automotive and transportation equipment combustion equipment safety devices life support sy
28. ut Voltage Vin V RP132x551x C2 Ceramic4 7 uF 90 louT 100mA 80 70 60 50 40 30 f 0 2kHz f 1kHz 2 f 10kHz 10 i 100kHz 0 5 5 5 7 5 9 6 1 6 3 6 5 Input Voltage ViN V 8 Ripple Rejection vs Frequency C1 none Topt 25 C Ripple Rejention RR dB 100 RP132x081x C2 Ceramic 2 2uF lout 1mA lout 30mA lout 100mA 1 10 100 Frequency f kHz 1000 Ripple Rejention RR dB RP132x331x 100 C2 Ceramic 2 2uF lout 1mA lout 30mA lout 100mA 0 1 1 10 100 1000 Frequency f kHz 27 28 RP132x 1 Ripple Rejention RR dB 00 RP132x551x C2 Ceramic 4 7uF 0 1 lout 1mA lout 30mA lout 100mA 1 10 100 1000 Frequency f kHz 9 Input Transient Response C1 none lour 100mA tr tf 5us Topt 25 C Output Voltage V our V Output Voltage Vour V 0 85 0 84 0 83 0 82 0 81 0 80 0 79 0 78 5 55 5 54 5 53 5 52 5 51 5 50 5 49 5 48 RP132x081 x C2 Ceramic2 2uF Input Voltage 1 8V e 2 8V Output Voltage

RICOH RP132x SERIES Low on Resistance Low Voltage 1A LDO handbook

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