Part Number: TPS65170
Function: LCD Bias Supply Solution
Package: 28-Pin 5×5 mm QFN Type
Manufacturer: Texas Instruments
Pinouts:
Description:
The TPS65170 provides a simple and economic power supply solution for a wide variety of LCD bias applications.
In typical display panel applications, the boost converter generates the display panel’s source voltage Vs, the buck converter generates the system’s logic supply V LOGIC , and the two charge pump controllers regulate the external charge pumps generating the display transistors’ on and off supplies V GH and V GL.
Block Diagram
Features:
1. 8.6V to 14.7V Input Voltage Range
2. 2.8A Boost Converter Switch Current Limit
3. Boost Converter Output Voltages up to 18.5V
4. Boost and Buck Converter Short-Circuit Protection
5. 1.5A Buck Converter Switch Current Limit
6. Fixed 750kHz Switching Frequency for Buck and Boost Converters
7. Fixed Buck Converter Soft-Start
8. Programmable Boost Converter Soft-Start
TPS65170 Datasheet PDF Download
Other data sheets are available within the file: TPS65170RHDR, TPS65170RHDT