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TPS65161 Datasheet BIAS POWER SUPPLY

Manufacturer: Texas Instruments

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General Description

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.

TYPICAL APPLICATION VIN 12 V C1 2 * 22 μF C3 1 μF VGL −5 V/50 mA C16 1 μF D2 C6 0.47 μF C7 0.47 μF R3 620 kΩ D3 R4 150 kΩ C8 220 nF C9 22 nF L1 10 μH D1 SL22 VS 18 V/1.3 A TPS65161 8 12 SUP FREQ 20 VINB 21 22 VINB 16 AVIN 9 EN1 EN2 11 13 DRN FBN 24 6 REF 7 PGND 28 PGND 25 SS DLY1 4 SW SW 5 FB 1 OS 3 GND 23 GD 27 DRP 10 FBP 14 BOOT 17 18 SWB 19 NC FBB 15 COMP 2 DLY2 26 C10 10 nF C11 10 nF C4 22 pF R1 825 kΩ C2 3 * 22 μF C15 470 nF R2 56 kΩ D4 GD C5 0.47 μF D5 R5 560 kΩ VGH 32 V/50 mA C13 0.47 μF C17 22 nF Cb 100 nF L2 15 μH R6 22 kΩ V(LOGIC) 3.3 V/2.3 A D6 SL22 R7 2 kΩ C14 10 nF C12 2 * 22 μF R8 1.2 kΩ 1 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and di

Overview

TPS65161 TPS65161A, TPS65161B www.ti.com SLVS617E – APRIL 2006 – REVISED MARCH 2013 BIAS POWER SUPPLY FOR TV AND MONITOR TFT LCD PANELS Check for Samples: TPS65161, TPS65161A,.

Key Features

  • 1.
  • 2 8-V to 14.7-V Input Voltage Range.
  • VS Output Voltage Range up to 19 V.
  • TPS65161 has a 2.8-A Switch Current Limit.
  • TPS65161A has a 3.7-A Switch Current Limit.
  • TPS65161B has a 3.7-A Switch Current Limit and 100-mA Charge Pump Output Current.
  • 1.5% Accurate 2.3-A Step-Down Converter.
  • 500-kHz/750-kHz Fixed Switching Frequency.
  • Negative Charge Pump Driver for VGL.
  • Positive Charge Pump Driver for VGH.
  • Adjustab.

More Datasheets from Texas Instruments

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