LR5920 High Performance Current Mode PWM Switching Power Supply Controller

Leshan Radio Company

Description

LR59 20 High Performance Current Mode PWM Switching Power Supply Controller .
The LR5920 is a current mode PWM switching power supply controller that specifically designed for AC/DC converter with high perfo rmance versus cost r.

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Datasheet Specifications

Part number: LR5920
Manufacturer: Leshan Radio Company
File Size: 654.19 KB
Datasheet: LR5920_LeshanRadioCompany.pdf
Description: High Performance Current Mode PWM Switching Power Supply Controller

Features

* ¦ Built-in 750V high voltage power switching tube with minimal external parts count ¦ ¦ ¦ ¦ ¦ ¦ ¦ Latched P WM and pulse - by - pulse current limiting inspection Reduced frequency at low o utput with standby po wer consumption below 0.25W Built-in slope and feedback compensation function Separate

Applications

* ¦ ¦ P o wer Adapto rs(traveling chargers ,stand - alo ne power set) Internal power supply for Energy - Saving Appliances (such as electro magnetic oven, microwave oven and etc. ) supply. A vo ltage reference of 2.5V is also integrated in the 5920 to provide accurate power supply to the clock circuit

LR5920 Distributors

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LR5920 High Performance Current Mode PWM Switching Power Supply Controller Leshan Radio Company

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