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DATA SHEET
UCC24624 Dual-Channel Synchronous Rectifier Controller for LLC Resonant Converters
1 Features
- 230-V VD pins rating
- 23-ns turn-off delay to support LLC operating above resonant frequency and up to
625-kHz switching frequency
- Proportional gate drive to extend the SR conduction time
- Adjustable turn-off threshold for minimum body diode conduction
- Automatic standby mode detection with 180 µA of low standby current
- Wide 4.25-V to 26-V VDD operation range with internal clamp
- Adaptive turn-on delay for better DCM ring rejection
- Two-channel interlock to prevent shoot-through
- Integrated 1.5-A source and 4-A sink capability gate driver for N-channel
MOSFETs
- 8-pin SOIC package
2 Applications
- Desktop PC, AIO PC, ATX and server power
- AC-DC adaptors
- LCD, LED, and OLED TVs
- Industrial AC/DC and isolated DC/DC power
- Power tool chargers, LED lighting power
- Create a custom design using the UCC24624 with
WEBENCH® Power
Designer
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