LD7578 Green-Mode PWM Controller

Leadtrend

Description

LD7578 10/08/2008 Green-Mode PWM Controller with HV Start-Up Circuit and OTP Protection Rev.00 General .
Features The LD7578 integrates several functions of protections in a SOP-8 package.

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Datasheet Specifications

Part number: LD7578
Manufacturer: Leadtrend
File Size: 400.90 KB
Datasheet: LD7578-Leadtrend.pdf
Description: Green-Mode PWM Controller

Features

* The LD7578 integrates several functions of protections in a SOP-8 package. It minimizes the component counts and the circuit space. The device provides functions of low startup current, green-mode power-saving operation, leading-edge blanking of the current sensing and internal slope compensation.

Applications

* z Switching AC/DC Adaptor and Battery Charger z Open Frame Switching Power Supply z LCD Monitor/TV Power Typical Application AC input EMI Filter
* HV VCC OUT LD7578 (-)LATCH CS GND COMP
* See Application Information photocoupler TL431 Leadtrend Technology Corporation LD7578-

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LD7578 Green-Mode PWM Controller Leadtrend

Leadtrend LD7578-like datasheet