Description
NCP81253MNTBG ON Semiconductor
Product Overview
The NCP81253 is a high-performance, dual-output, synchronous buck converter controller designed for high-power applications. The device is optimized for high-frequency operation, allowing for smaller external components and reduced board space.
Features
- Dual Output: Two independent outputs with programmable voltage and current limits
- Synchronous Buck Converter: High-efficiency conversion with reduced power loss
- High Frequency Operation: Up to 1 MHz switching frequency for reduced component size
- Programmable Output Voltage: 0.6 V to 5.5 V output voltage range
- Programmable Overcurrent Protection: Adjustable overcurrent threshold for each output
- Power Good Indicators: Independent power good indicators for each output
- Thermal Monitoring: On-chip thermal monitoring for overtemperature protection
Parameters
- Input Voltage: 4.5 V to 18 V
- Output Voltage: 0.6 V to 5.5 V
- Output Current: Up to 25 A per output
- Switching Frequency: Up to 1 MHz
- Efficiency: Up to 95%
- Package: 32-pin QFN
Applications
- Server and Data Center Power Supplies
- Cloud Computing and Storage Systems
- High-Performance Computing and Networking Equipment
- Industrial Power Supplies and Control Systems
Documentation
- Datasheet: NCP81253 Datasheet
- Application Note: AN5278 – Dual-Output Synchronous Buck Converter Design Guide
Ordering Information
- Part Number: NCP81253MNTBG
- Package: 32-pin QFN
- Operating Temperature: -40°C to +125°C
Related Products
- NCP81252: Single-output synchronous buck converter controller
- NCP81254: Triple-output synchronous buck converter controller