主要特点
- Wide input range: 4V to 20V input
- Adjustable input overvoltage protection
- Synchronous 1.2MHz switching frequency for all channels
- Cycle by cycle current limit
- Channel 1 and Channel 2 buck channel:
- PFET-NFET synchronous step-down converter
- Low Rds(on) for internal switches (top/bottom): 300/250 mΩ (Channel1) 700/400 mΩ (Channel2)
- 100% dropout operation
- Channel 1 output current: 1A
- Channel 2 output current: 0.6A
- Channel 3 boost channel:
- Minmum on time: 50ns typical
- Low Rdson: 600 mΩ at 20V rating
- 1A switch current capability
- Quiescent Current < 250uA
- RoHS Compliant and Halogen Free
- Compact package: DFN3x3-12
主要应用
概述
The SY8630 is a high efficiency 3-channel PMIC with two synchronous buck converters and one boost converter . SY8630 operates over a wide input voltage range from 4V to 20V. With internal intergrated Power MOSFETs, SY8630 achieves small solution size with minimum external component count, and board space.
Applications
- Security CCD Camera power supply
- Industrial equipment
- Media player
