MAXIM MAX9650/MAX9651 handbook
Contents
1. 1 pam PLANE 0 575 REF BASE a DETAIL A i zzz AVIAXIL VI TILE WU EEA TING PACKAGE OUTLINE SL THIN SOT23 ECTION B B LOW PROFILE APPROVAL DOCUMENT CONTROL NO DRAWING NOT TO SCALE 21 0113 8 MAXIM High Current VCOM Drive Op Amps for TFT LCDs Package Information continued For the latest package outline information and land patterns go to www maxim ic com packages Note that a or in the package code indicates RoHS status only Package drawings may show a different suffix character but the drawing pertains to the package regardless of RoHS status ES LL DIMENSIONS ARE IN M OTRUSION SHALL NOT EX R R HE LEAD WIDTH DIMENSID AMBAR PROTR SHALL DIMENSION AT TUM PLANE ERE LEAD LEAD T ERANCE D AND 1 ARE REFERENCE DATUM AND DO NOT INCLUDE MOLD FLASH DR OTRUSIONS AND ARE MEASURED A LLIMETERS UNLESS OTHERWISE SPECIFIED THE BOTTOM PARTING LINE MOLD FLASH OR CEED 015mm ON D AND 0 25 ON PER SIDE ES NOT INCLUDE DAMBAR PROTRUSION ALLOWABLE 0 07mm TAL IN EXCESS OF TH WIDTH L CONDITION RTING LINE AND CO E BOTTOM OF PART ECIFIED TOLERANCE RALLEL LINES ONE HE TH LEAD HER PLANE 152. 5 a dO S 00tuF 1 sui 0 0 IN Doi od Vou 5V div e 5V div 20 60 V 40 120 OUT c V 5V div J CL 0022uF Y 501 iy 60 180 a Se ee ic 80 240 100ms div 2us div 10E 0 E43 00 3 10 6 00E 0 0E 3 1 6 100 6 FREQUENCY Hz CLOSED LOOP SMALL SIGNAL FREQUENCY SMALL SIGNAL GAIN SMALL SIGNAL GAIN vs FREQUENCY RESPONSE FOR VARIOUS CL vs FREQUENCY WITH VARIOUS 20 3 3 20 AE Vout 100mVp 3 Vout 100mVp p 10 000pF 8 C 0 0022uF 2 QUT P P 8 g is nM E Ri 10kQ TO Vpp 2 8 15 FR 10kQ TO Vpp 2 8 Ot WE 1 10 000pF 10 T C 22 0 0 Ere 5 100pF z amp 4 5 5 CL 560 S 0 C 10pF S 3 oa 5 2 10 100 L 100pF 41 5 15 10 56pF 6 20 15 7 25 0 01 0 1 1 10 100 100 3 E 6 10 6 100 6 100 3 E 6 10E 6 100 6 FREQUENCY MHz FREQUENCY Hz FREQUENCY Hz 4 MAXIM High Current VCOM Drive Op Amps for TFT LCDs Pin Description PIN MAX9650 MAX9651 TDFN EP TDFN EP FUNCTION SOT23 nd 1 Output A 4 3 Positive Input A 2 1 2 3 4 Negative Input A Positive Supply Input Bypass Vpp to GND with a 0 1uF capacitor as close 8 possible to the device Positive Input B Negative Input B VCOM Output B No Connection Not internally
3. be left unconnected 16V SUPPLY C2 01F ZZ MAK MAX9650 TFT LCD TFT LCD CAPACITANCE 10uF and 0 1uF CAPACITORS AS CLOSE AS POSSIBLE TO THE PIN Rs MAY BE NEEDED FOR SOME APPLICATIONS Figure 3 Typical TFT LCD Backplane Drive Circuit Chip Information PROCESS BiCMOS AVLAZCLA High Current VCOM Drive Op Amps for TFT LCDs Pin Configurations MAXIM MAXIM MAXIM MAX9650 Li we jp 1 MAX9651 THIN SOT23 uMAX EP uMAX EP TDFN EP TDFN EP 7 LG96XVW OS96XVIMW MAX9650 MAX9651 High Current VCOM Drive Op Amps for TFT LCDs Package Information For the latest package outline information and land patterns go to www maxim ic com packages Note that a or in the package code indicates RoHS status only Package drawings may show a different suffix character but the drawing pertains to the package regardless of RoHS status LAND PACKAGE TYPE PACKAGE CODE OUTLINE NO PATTERN NO 5 SOT23 25 2 21 0113 90 0241 8 U8E 2 21 0107 90 0145 8 TDFN EP 833 2 21 0137 90 0058 2 by _ sZ V PIN 1 DOT E T D VIEW TOP VIEW 12 REF PARTING LINE r
4. connected Exposed Pad uMAX and TDFN Only EP is internally connected to GND Connect E o GND Detailed Description 19V The MAX9650 MAX9651 operational rail to rail SUPPLY input output amplifiers hold the VCOM voltage stable while providing the ability to source and sink a high cur 02 01uF aie 701 10 rent quickly 1 into load such as the SS backplane of a TFT LCD panel Too Thermal Shutdown e with Temperature Hysteresis i The MAX9650 MAX9651 are capable of high output i iw Dee currents and feature thermal shutdown protection with temperature hysteresis When the die temperature V T022V reaches 170 C the device shuts down When the die AT 5OkHz cools down by 15 C the device turns on again In a TFT LCD application the duty cycle is very low Even with high values of voltage and current the power dissi pation is low and the chip does not shut down 10uF and CAPACITORS AS CLOSE AS POSSIBLE TO THE PIN Rg Reen X CLcp X 6 lt 2us WHERE Ren GENERATOR SOURCE IMPEDANCE Figure 1 Settling Time Test Circuit AVLAZCLA 5 LG96XVW OS96XVIMW MAX9650 MAX9651 High Current VCOM Drive Op Amps for TFT LCDs Applications Information Output Load The 9650 9651 are designed to drive capaci tive loads A small value of series resistance improves the performance of the device to ensure stability and fast
5. APPROVAL DOCUMENT CONTROL NO DRAWING NOT TO SCALE ET 21 0137 12 MAXIM High Current VCOM Drive Op Amps for TFT LCDs Revision History REVISION REVISION PAGES NUMBER DATE DESCRIPTION CHANGED Initial release Updated slew rate and added TDFN EP package 1 2 6 10 11 Updated continuous output current specification Added automotive part to Ordering Information corrected units for input offset voltage and added figure for minimum series resistance Removed extraneous information in the Electrical Characteristics table and corrected typo in TOC 5 Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product No circuit patent licenses are implied Maxim reserves the right to change the circuitry and specifications without notice at any time Maxim Integrated Products 120 San Gabriel Drive Sunnyvale CA 94086 408 737 7600 13 2010 Maxim Integrated Products Maxim is a registered trademark of Maxim Integrated Products Inc LG96XVW OS96XVIMW
6. AT ED JESD 95 1 PP ONAL THE TERMINAL URE ERIAL MUST COMPLY WITH 12 ALL DIMENSIONS APPLY DRAWING NOT TO SCALE MAKINI NDICATED FORMED LEADS SHALL BE R WITH 010mm AT SEATING PLANE SPECIFICATION MO 193 EXCEPT FOR THE F 100mm THIS PART IS IN FULL USED PAD AS WELL AS THE TERMINALS 08mm ER AND TERMINAL NUMBERING CONVENTION SHALL 018 DETAILS OF TERMINAL 1 IDENTIFIER ARE 1 IDENTIFIER MAY BE EITHER A MOLD OR MARKED ING IS FOR PACKAGE ORIENTATION REFERENCE ONLY BANNED AND RESTRICTED SUBSTANCES SPEC 10 0131 BOTH LEADED lt gt AND LEAD FREE PACKAGE CODES DIMENSIONS NOM 0 075 0 88 0 50 5 0 35 0187 2 90 2 75 BSC 1 60 0 40 190 BSC 0 95 BSC 4 0 20 25 1 75 2 75 3 AVIAXIL VI TITLE PACKAGE OUTLINE SL THIN SOT23 LOW PROFILE APPROVAL DOCUMENT CONTROL NO 21 0113 LG96XVW OS96XVIMW MAX9650 MAX9651 High Current VCOM Drive Op Amps for TFT LCDs Package Information continued For the latest package outline information and land patterns go to www maxim ic com packages Note that a or in the package code indicates RoHS status only Package drawings may show a different suffix character but the dr
7. D 0 Vem Vour 2 TA 25 C unless otherwise specified SUPPLY CURRENT LOAD TRANSIENT LOAD TRANSIENT vs TEMPERATURE SOURCING SINKING 9650 10604 9650 10205 9650 10206 lour 500mA div 6 500mA div SUPPLY CURRENT mA gt Vout Vout l 125mV div 2 125mV div MAX9650 MAX9651 50 25 0 25 50 75 100 125 TIME 1us div TIME 1us div TEMPERATURE C MAX9650 STEP RESPONSE OPEN LOOP GAIN AND PHASE STARTUP WAVEFORM WITH VARIOUS CL vs FREQUENCY MAX9650 toc07 MAX9650 0 08 9650 10209 120 360 GA C 100pF Ee Ajdi CL t0pF EE s ER ME bora atus nus 5V div 8 240 poem e DD youre Vou 10V div EE REL EE iai k x 1 v 0 g init ic ae
8. ONDITIONS Maximum Load Capacitance CLOAD Note 4 Noninverting Input Resistance Inverting Input Resistance Input Capacitance Thermal Shutdown Thermal Shutdown Hysteresis Note 1 All devices are 100 production tested at TA 25 C All temperature limits are guaranteed by design Note 2 Continuous output current is tested with one output at a time Note 3 See the Thermal Shutdown with Temperature Hysteresis section Note 4 A series resistor can extend load capacitance range The settling time can be optimized by a small series resistance See the Applications Information section for more information Note 5 Inputs are protected by back to back diodes Typical Operating Characteristics Vpp 19V GND 0 Vem Vour Vpp 2 TA 25 C unless otherwise specified INPUT OFFSET VOLTAGE DEVIATION INPUT OFFSET VOLTAGE DEVIATION LOAD TRANSIENT vs SUPPLY VOLTAGE vs TEMPERATURE SOURCING 4 5 8 8 t 3 E 7 3 E j TA 125 t 6 hit c9 5 500mA div d Eos Q A 25 C 2 5 4 5 3 Ta 40 C Vout 2 LL ES 125mV div 3 1 RESPONSE 4 0 6 9 12 15 18 21 50 5 0 2 50 75 100 125 TIME 1us div SUPPLY VOLTAGE V TEMPERATURE C MAKINI 3 LG96XVW OS96XVIMW High Current VCOM Drive Op Amps for TFT LCDs Typical Operating Characteristics continued 19V GN
9. TS CAPACITANCE AY BE NEEDED FOR SOME APPLICATIONS MAXIM Maxim Integrated Products 1 For pricing delivery and ordering information please contact Maxim Direct at 1 888 629 4642 or visit Maxim s website at www maxim ic com LG96XVW OS96XVIMW MAX9650 MAX9651 High Current VCOM Drive Op Amps for TFT LCDs ABSOLUTE MAXIMUM RATINGS Supply Voltage to 0 3V to 22V Operating Temperature Range 40 C to 125 C Any Other Pin to GND 0 3V to Vpp 0 3V Junction Temperature ci adeste ed bte tetto teres UN SEPT CE CUTEM ss a cie Hee dete Gents nad 20 Storage Temperature Range CUT duet ute robora endet 1 3A Lead Temperature soldering 105 300 C Continuous Power Dissipation Ta 70 C Soldering Temperature 260 C 5 Pin SOT23 derate 3 7mW C above 70 297 4mW 8 UMAX EP derate 12 9mW C above 0 1030 9mW 8 TDFN EP derate 23 8mW C above OIC m 1951 2mW Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device These are stress ratings only and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specification
10. awing pertains to the package regardless of RoHS status INCHES MILLIMETERS 0 037 0 043 0 940 0 000 0 006 2 0 030 0037 0 750 0 950 0 010 0 014 0 360 0 005 0 007 0130 0 180 EXPOSED PAD MARKING 8L uMAX EXP PAD EPS 0116 0 120 2 950 3 050 0 0256 BSC 0 65 BSC 2 950 3 050 4 780 5 030 0 410 0 660 0 940 REF 0 6 2 210 2 515 1575 1 880 BOTTOM VIEW EXPOSED PAD rm 2 SIDE VIEW 0 50 VIEW Es NOTES 1 D amp E DO NOT INCLUDE MOLD FLASH 2 MOLD FLASH OR PROTRUSIONS NOT TO EXCEED 0 15 006 3 CONTROLLING DIMENSION MILLIMETERS D PXPUSED PAD FLUSH WITH BOTTOM OF PACKAGE WITHIN 002 DDALLAS MARKING IS FOR PACKAGE ORIENTATION REFERENCE ONLY 7 COPLANARITY SHALL NOT EXCEED 0 10mm APPROVAL DOCUMENT CONTROL ND REV 4 DRAWING NOT TO SCALE mE 21 0107 e uw TITLE PACKAGE OUTLINE 8L uMAX uSOP EXPOSED PAD 10 MAXIM High Current VCOM Drive Op Amps for TFT LCDs Package Information continued For the latest package outline information and land patterns go to www maxim ic com packages Note that a or in the package code indicates RoHS status only Package drawings may show a different suffix character but the drawing pertain
11. eerte 7 AVLAZCIL AVI High Current VCOM Drive Op Amps for TFT LCDs General Description Features The MAX9650 MAX9651 are single and dual channel Ir 1300mA Peak Output Current VCOM amplifiers with rail to rail inputs and outputs The MAX9650 MAX9651 can drive up to 1300mA of peak Rail to Rail Inputs and Outputs current per channel and operate up to 20V Operates Up to 20V The MAX9650 MAX9651 are designed to source and sink a high current quickly to hold the VCOM voltage 40V us Slew Rate stable in large TFT LCD panels 35MHz Bandwidth The MAX9650 MAX9651 feature 40V us slew rate and 5mA Quiescent Current per Channel 35MHz bandwidth to quickly settle outputs for 120Hz au P frame rate and full HD television Excellent Heat Dissipation Exposed Pad The MAX9650 MAX9651 feature output short circuit protection and thermal shutdown These devices are Ordering Information available in exposed pad packages for excellent heat Applications 9650 7 1 5 SOT23 ADSI Suse aes MAX9650AZK V 5 SOT23 Instrument Control Voltage Sources MAX9650AUA 8 UMAX EP MAX9650ATA 8 TDFN EP MAX9651AUA 2 8 UMAX EP AABH MAX9651ATA 2 8 TDFN EP BKY Note All devices are specified over the 40 C to 125 C oper ating range Denotes a lead Pb free ROHS compliant package V denotes an automotive qualified part EP Exposed pad Typical Operating Circuit MAXIM MAX9650 TFT LCD a TFT LCD
12. s is not implied Exposure to absolute maximum rating conditions for extended periods may affect device reliability ELECTRICAL CHARACTERISTICS Vpp 19V Vawp OV Vom Vout VpD 2 TA Tmin to Tmax unless otherwise noted Typical values are at TA 25 C Note 1 PARAMETER SYMBOL CONDITIONS Supply Voltage Range Guaranteed by PSRR Quiescent Current Per channel High Output Voltage IH 5 VIN VDD Low Output Voltage IL 5mA Vin OV Ta 25 C 40 C to 125 C IOUT OMA to 80mA louT OmA to 80 nput Bias Current At VIN 9 5V Voltage Gain RL 10kQ CL 50pF Power Supply Rejection Ratio Vpp 6V to 20V Vem VouT 3V nput Offset Voltage Load Regulation Common Mode VONGE Inferred from CMRR test Range Common Mode Rejection Ratio 0 5 lt VcM Vpp 0 5V Vout 9 5V MAX9650AZK Note 2 MAX9650AUA Continuous Output Current Vpp 15V Vout 7 5V MAX9650ATA Transient Peak Output Current Note 3 Bandwidth 3dB Slew Rate 4V step CL 50pF RL 10kQ Ay 1V V Settling to 0 1 of VourT IL to 1000mA Rs 2 20 Cs 0 1uF Figure 1 Settling Time 2 MAXIM High Current VCOM Drive Op Amps for TFT LCDs ELECTRICAL CHARACTERISTICS continued Vpp 19V OV Vom Vout VpD 2 TA Tmin to Tmax unless otherwise noted Typical values are at TA 25 C Note 1 PARAMETER SYMBOL C
13. s to the package regardless of RoHS status 1 ER Z TOP VIEW SIDE VIEW CN 2 1 x e REF INDEX AREA BOTTOM VIEW R IS OPTIONAL T a TERMINAL TIP Laj E EVEN TERMINAL QDD TERMINAL SIDE VIEW PACKAGE OUTLINE 6 8 10 amp 14L TDFN EXPOSED PAD 3x3x0 80 mm APPROVAL DOCUMENT CONTROL NO REV 1 DRAWING NOT TO SCALE iE 21 0137 AVLAZCLA 11 LG96XVW OS96XVIMW MAX9650 MAX9651 For the latest package outline information and land patterns go to www maxim ic com packages Note that a High Current VCOM Drive Op Amps for TFT LCDs Package Information continued HP or in the package code indicates RoHS status only Package drawings may show a different suffix character but the drawing pertains to the package regardless of RoHS status COMMON DIMENSIONS PACKAGE VARIATIONS NOTES ALL DIMENSIONS ARE IN mm ANGLES IN DEGREES COPLANARITY SHALL NOT EXCEED 0 08 mm WARPAGE SHALL NOT EXCEED 0 10 mm PACKAGE LENGTH PACKAGE WIDTH ARE CONSIDERED AS SPECIAL CHARACTERISTIC S DRAWING CONFORMS MO229 EXCEPT DIMENSIONS D2 AND E2 AND T1433 1 amp T1433 2 N IS THE TOTAL NUMBER OF LEADS NUMBER OF LEADS SHOWN ARE FOR REFERENCE ONLY MARKING IS FOR PACKAGE ORIENTATION REFERENCE ONLY 9 ALL DIMENSIONS APPLY TO BOTH LEADED AND PbFREE PKG CODES AVLAXL VI TITLE PACKAGE DUTLINE 6 810 amp 141 TDFN EXPOSED PAD 3x3x0 80 mm
14. settling with very large or very small capacitive loads In many cases this resistance is already present due to connection resistance in the wiring and no addi tional physical resistor is necessary For minimum series resistance required for stability with capacitive loading see Figure 2 Power Supplies and Bypass Capacitors The MAX9650 MAX9651 operate from a 6V to 20V sin gle supply or from 4 5V to 10V dual supplies Proper supply bypassing ensures stability while driving high a ce z o c Llu a 10 6 105 CAPACITANCE F Figure 2 Minimum Combined ESR Series Trace Resistance Required for Stability of the MAX9650 in Response to Capacitive Loads is a registered trademark of Maxim Integrated Products Inc transient loads The MAX9650 MAX9651 require a mini mum 10uF C1 and O 1uF C2 power supply bypass capacitors placed as close as possible to the power supply pin Vpp See Figure 3 For dual supply opera tion use 10pF and O 1uF bypass capacitors on both supplies and GND with each capacitor placed as close as possible to Vpp and GND Layout and Grounding The exposed pad on the and TDFN packages provide a low thermal resistance for heat dissipation Solder the exposed pad to a ground plane for best thermal performance Do not route traces under these packages For dual supply operation the exposed pad EP can be electrically connected to the negative sup ply or it can
Download Pdf Manuals
Related Search
MAXIM MAX9650/MAX9651 handbook