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Offline isolated 3W 5V power supply based on CoolSET™ ICE3RBR4765JG current mode controller

REF-3W-IOT-COOLSET

Overview

3W 5V Flyback 180 to 265VAC
Reference Design An offline isolated 3W 5V power supply based on the CoolSET™ ICE3RBR4765JG current mode controller.

Feature description

CoolSET™ 650V with built-in starting unit and high avalanche capability
Active Burst Mode (ABM)
65kHz internal fixed switching frequency
Built-in soft start
Auto-restart protection modes for overload, open loop, V CC undervoltage, overtemperature and V CC overvoltage
Built-in frequency jitter feature and soft drive for low EMI
BiCMOS technology provides wide VCC range

Advantage

Very low standby power consumption (<13mW)
Low output voltage ripple (<80mVpp)
Small overall size (50mm x 23.5mm x 14 mm (length x width x height)

Potential applications

Applications related to the Internet of Things (IoT)
USB power supply built into wall plug
Smart plug with wireless (with relay) switching
Metering applications

Documentation

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It is your responsibility to test the circuit yourself and determine its suitability for you. EEWorld will not be liable for direct, indirect, special, incidental, consequential or punitive damages arising from any cause or anything connected to any reference design used.

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