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G1138 - ANALOG PWM

Datasheet Details

Part number G1138
Manufacturer Global Semiconductor
File Size 692.70 KB
Description ANALOG PWM
Datasheet download datasheet G1138 Datasheet

General Description

G1138 is a high performance offline PWM Power switch for low power AC/DC charger and adaptor applications up to 16W.It operates in primary-side regulation.

Consequently, opto-coupler and tl431 could be eliminated.

Proprietary Constant Voltage (CV) and Constant Current (CC) control is integrated as shown In the Fig.1.

Overview

G1138 High Precision CC/CV Primary-Side PWM Power Switch 1.

General.

Key Features

  • including Cycle-by-Cycle current limiting, VDD OVP, VDD clamp and UVLO.