Part UC3863A
Description LOW COST POWER-SAVING MODE PWM CONTROLLER
Manufacturer Unisonic Technologies
Size 407.00 KB
Unisonic Technologies
UC3863A

Overview

The UC3863A is a high performance current mode PWM controller ideally suited for low standby power. The PWM switching frequency is programmable externally at normal operation.

  • UTC proprietary frequency hopping technology for Improved EMI performance. * Power-saving mode for high light-load and standby efficiency * Dynamic peak current limiting for constant output power * Built-in synchronized slope compensation * OLP with automatic recovery * OTP and OVP with automatic recovery * VDD clamp for higher security * Programmable