AT5517 Overview
The AT5517 includes a step-up converter, two charge pumps, and a high current operational amplifier for TFT LCD. Also included are a logic-controlled high-voltage switch with adjustable delay and an open drain output reset parator. The step-up DC/DC converter provides the regulated power supply for the panel source driver IC.
AT5517 Key Features
- 2.5V to 5.5V Input Supply Range
- 1.2MHz Current-Mode Step-Up Converter
- Built-In 18V, 3A 0.2Ω n-Channel MOSFET
- Charge Pumps for VGON and VGOFF
- High Voltage Switch with Adjustable Delay
- Thermal Overload Protection
- TQFN4X4-24 Package