LD7531A Green-Mode PWM Controller

Leadtrend Technology

Description

LD7531A 7/6/2009 Green-Mode PWM Controller with Frequency Trembling and Integrated Protections REV: 00 General .
The LD7531A is built-in with several functions, protection and EMI-improved solution in a SOT-26/ DIP-8 package.

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Datasheet Specifications

Part number: LD7531A
Manufacturer: Leadtrend Technology
File Size: 284.30 KB
Datasheet: LD7531A-LeadtrendTechnology.pdf
Description: Green-Mode PWM Controller

Features

* more protections like OLP (Over Load Protection) and OVP (Over Voltage Protection) to prevent the circuit damage from the abnormal conditions. Furthermore, the frequency trembling function is to reduce the noise level and thus helps the power circuit designers to easily deal with the EMI filter desi

Applications

* z Switching AC/DC Adaptor and Battery Charger z Open Frame Switching Power Supply Typical Application AC EMI input Filter VCC RT 100K Ohm COMP 32V 16.0V /10.0V UVLO LD7531A FM OSC Divider Control Logic GND OUT CS Leadtrend Technology Corporation LD7531A-DS-00 July 2009 1 www. leadtrend

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LD7531A Green-Mode PWM Controller Leadtrend Technology

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