Description
The TPS65161 family offers a compact power supply solution to provide all four voltages required by thin-film transistor (TFT) LCD panels.
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
V
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.