TPS65642A - 用于笔记本 PC、平板 PC 和监视器的具有集成伽马参考的 LCD 偏置

TPS65642A是TI德州仪器公司的一款电流感应放大器、I2C/PMBus监控器产品，TPS65642A是用于笔记本 PC、平板 PC 和监视器的具有集成伽马参考的 LCD 偏置，本站介绍了TPS65642A的封装应用图解、特点和优点、功能等，并给出了与TPS65642A相关的TI元器件型号供参考。

TPS65642A - 用于笔记本 PC、平板 PC 和监视器的具有集成伽马参考的 LCD 偏置 - 电流感应放大器、I2C/PMBus监控器 - 保护、监控和热插拔 - 德州仪器

产品描述

The TPS65642A device is a compact LCD bias solution primarily intended for use in notebook and tablet PCs. The device comprises two boost converters to supply the source driver and gate driver, or level shifter, of the LCD panel; two buck converters and a low-dropout (LDO) linear regulator to supply the system logic voltages; a programmable VCOM generator with two high-speed amplifiers; 14-channel gamma-voltage correction; and a gate-voltage shaping function.

产品特性

2.6 V to 6 V Input Voltage Range
Synchronous Boost Converter (AVDD)
Non-Synchronous Boost Converter With Temperature Compensation (VGH)
Synchronous Buck Converter (VCORE)
Synchronous Buck Converter (VIO1)
Low Dropout Linear Regulator (VIO2)
Programmable VCOM Calibrator With Two Integrated Buffer Amplifiers
Gate Voltage Shaping
Panel Discharge Signal (XAO)
System Reset Signal (RST)
14-Channel, 10-Bit Programmable Gamma Voltage Correction
On-Chip EEPROM with Write Protect
I2C™ Interface
Thermal Shutdown
Supports GIP and Non-GIP Displays
56-Ball, 3,16-mm × 3,45-mm 0,4-mm Pitch DSBGA

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