QR-Mode Flyback Converter with Integrated Protections

Features

l   Built-in 650V GaN HEMT

l   Low Start-Up Current

l   Soft Driving to Reduce EMI

l   Multi-Mode Operation (QR/DCM/Burst) QR Operation @ Full/Medium Load   DCM Operation @ Light Load

Burst Mode at No Load

l   Switching frequency is up to 160KHz

l   8ms Soft-start

l   Over Current Protection (OCP)

l   Over Load Protection (OLP)

l   Short Circuit Protection (SCP)

l   Brown in/out on ZCD Pin

l   Over Voltage Protection on VCC Pin

l   Output Over Voltage Protection on ZCD Pin

l   On Chip OTP Protection

l   ESOP-7 Package

Description

GN9335  is  a  high  performance  multi-mode (QR/DCM/Burst)  PWM converter  integrated a 650V GaN HEMT. It could turn standby mode to green mode for high switching efficiency. It provides functions of low startup current, over current   protection,   over   voltage   protection, short circuit protection, brown in/out protection, and internal OTP to prevent the circuit being damaged.

Application

l   PD+QC Charger

l   Switching Mode Power Supply

Typical Application Information