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TPS65161 Datasheet(PDF) 1 Page - Texas Instruments |
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TPS65161 Datasheet(HTML) 1 Page - Texas Instruments |
1 / 31 page 1 FEATURES APPLICATIONS DESCRIPTION TYPICAL APPLICATION COMP VINB FREQ EN1 EN2 DRN FBN REF PGND PGND SW SW AVIN FB GND OS DRP FBP BOOT SWB NC DLY1 TPS65161 D1 SL22 D2 D3 D4 D5 SS VINB GD FBB DLY2 SUP GD VIN 12V C1 2*22 F C3 1 F C16 1 F C6 0.47 F VGL −5V/50mA C7 0.47 F R3 620k R4 150k C8 220nF C9 22nF C10 10nF C11 10nF C17 22nF D6 SL22 L2 15 H Cb 100nF R8 1.2k R7 2k C14 10nF C12 2*22 F V(LOGIC) 3.3V/2.3 A R6 22k R5 560k C13 0.47 F VGH 32V/50mA 0.47 F C5 VS 18V/1.3 A R2 56k C15 470nF C2 3*22 F R1 825k C4 22pF L1 10 H 8 12 20 21 22 16 9 11 13 24 6 7 28 25 4 5 1 3 23 27 10 14 17 18 19 15 2 26 TPS65161 TPS65161A, TPS65161B www.ti.com .................................................................................................................................................... SLVS617C – APRIL 2006 – REVISED OCTOBER 2008 BIAS POWER SUPPLY FOR TV AND MONITOR TFT LCD PANELS • Internal and Adjustable Soft Start 2 • 8-V to 14.7-V Input Voltage Range • Short-Circuit Protection • V S Output Voltage Range up to 19 V • Overvoltage Protection • TPS65161 has a 2.8-A Switch Current Limit • Thermal Shutdown • TPS65161A has a 3.7-A Switch Current Limit • Available in HTSSOP-28 Package • TPS65161B has a 3.7-A Switch Current Limit and 100-mA Charge Pump Output Current • TFT LCD Displays for Monitor and LCD TV • 1.5% Accurate 2.3-A Step-Down Converter • 500-kHz/750-kHz Fixed Switching Frequency • Negative Charge Pump Driver for V GL • Positive Charge Pump Driver for V GH • Adjustable Sequencing for V GL, VGH • Gate Drive Signal to Drive External MOSFET The TPS65161 family offers a compact power supply solution to provide all four voltages required by thin-film transistor (TFT) LCD panels. With their high current capabilities, the devices are ideal for large screen monitor panels and LCD TV applications. 1 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. 2 PowerPAD is a trademark of Texas Instruments. PRODUCTION DATA information is current as of publication date. Copyright © 2006–2008, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
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