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LR2257

Part Number	LR2257
Manufacturer	LRC
Description	AC/DC Current Mode PWM
Published	Oct 17, 2015
Detailed Description	LESHAN RADIO COMPANY, LTD. LR2257 AC/DC Current Mode PWM power management controller The LR2257 AC—DC is a high effic...
Datasheet	LR2257 PDF File

Overview

LESHAN RADIO COMPANY, LTD.
LR2257 AC/DC Current Mode PWM power management controller The LR2257 AC—DC is a high efficiency current-mode PWM power supply controller that drives an internal NPN transistor for high voltage switching.
Apply with BiCMOS technology, the device consist of Bandgap reference voltage, Oscillator, High voltage switching transistor and build in safety features of over current and over voltage protection mechanisms Delivering up to 3W yet consumes, the typical application of the device will include: z Battery Charger, such as handset phone z Power Adapter z Offline Power Generator z Etc.
¾ Lowest Total Cost Solution ¾ Low Power for Green Environments Protection, as l...

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LR2257 AC/DC Current Mode PWM - LRC

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