AP65455 Overview
Key Specifications
Mount Type: Surface Mount
Pins: 10
Operating Voltage: 18 V
Output Type (varies by manufacturer): Adjustable
Description
The AP65455 is an adaptive constant on-time mode synchronous buck converter providing high efficiency, excellent transient response and high DC output accuracy for low-voltage regulation in digital TV and monitor. Pin Assignments ( Top View ) The constant-on-time control scheme handles wide input/output voltage ratios and provides low external component count.
Key Features
- Fixed Frequency Emulated Constant On-Time Control
- Good Stability Independent of the Output Capacitor ESR
- Fast Load Transient Response
- Synchronous Rectification: 90mΩ Internal High-side Switch and 57mΩ Internal Low-Side Switch
- Wide Input Voltage Range: 4.5V to 18V
- Output Voltage Range: 0.76V to 6V
- Power Good Indicator
- 4A Continuous Output Current
- 650kHz Switching Frequency
- Built-In Over-Current Limit
