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GR8876 - Green-Mode PWM Controller

General Description

green-mode function and high-voltage start up circuit.

start up current and the traditional start up resistance can be saved in order to limit the power cost.

Key Features

  • High-voltage (500V) startup circuit Current mode PWM Very low startup current (.

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Datasheet Details

Part number GR8876
Manufacturer grenergy
File Size 968.58 KB
Description Green-Mode PWM Controller
Datasheet download datasheet GR8876 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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GR8876 Green-Mode PWM Controller with Integrated Protections Features High-voltage (500V) startup circuit Current mode PWM Very low startup current (<20uA) Under-voltage lockout (UVLO) Non-audible-noise green-mode control Programmable switching frequency Cycle-by-cycle peak current limiting Internal leading-edge blanking Internal slope compensation Internal 4ms soft start (Fs = 65KHz) VCC over-voltage clamp Gate output voltage clamp Soft driving for reducing EMI Over-voltage protection (OVP) on Vcc pin Over-load protection (OLP) Over-current protection (OCP) on CS pin 500mA driving capability Applications Open-frame SMPS ● Switching AC/DC adapter and battery charger Description The GR8876 is a highly-integrated, low startup current, current mode PWM controller with green-mode function