Intelligent Multi-Mode Flyback Controller

HY1655E

应用

Offline Charger
Programmable travel adapter
USB PD Charger
TV / Monitor Standby Power
• Notebook Adapter

DESCRIPTION

HY1655E is an intelligent digital multi-mode Flyback controller with high voltage start up on chip. The newly developed architecture is inherent features to meet regulatory requirements of the industry. HY1655E integrates rich protections and features such as line compensation, slope compensation, transformer short protection, output over-voltage protection, VCC OVP, over load protection, overtemperature protection, brown in and brown-out. HY1655E is available with the SOP7L package.

FEATURES

On Chip High Voltage Start Up
Intelligent Digital Multi-Mode Control
Peak Current Mode Control at Burst-Mode /PFM/DCM/CCM
QR at High Line (HL), QR and CCM at Low Line (LL) to Balance the Switching Loss and the Conduction Loss
Switching Frequency Dithering to Improve EMI
Adaptive MOSFET Gate Drive to Balance Switching Loss and EMI MOSFET Gate Voltage is Clamped at 12V
Protection Features
   Output OVP
   VCC OVP
   Transformer Saturation Protection
   Over Load Protection
   Brown Out/In Protection 
   On chip OTP
   Current Sensing Open Protection
Line Feed-forward Compensation
Power Consumption < 20m
图片1.png
标题 最后更新 分享 观看次数

版权所有©2020 华源智信半导体(深圳)有限公司│粤ICP备20068124号-2

Do Not Sell My Personal Information │隐私政策Cookie政策使用条款销售条款