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SC4508A Buck or Buck-Boost Current Mode Controller

SC4508A Description

Buck or Buck-Boost (Inverting) Current Mode Controller POWER MANAGEMENT .
The SC4508A is a low voltage current mode switching regulator controller that drives a P-channel power MOSFET with programmable switching frequency.

SC4508A Features

* ‹ ‹ ‹ ‹ ‹ ‹ ‹ ‹ ‹ Wide input voltage range 2.7V to 15V Programmable output voltage Programmable switching frequency up to 1.5MHz Buck or buck boost (inverting) configuration Current mode control with slope compensation Very low quiescent current in shutdown mode Accessible reference voltage Hiccup m

SC4508A Applications

* ‹ ‹ ‹ ‹ ‹ ‹ ‹ Low power point of use converters Single or multiple output low power converters Positive and/or negative output voltage DSL cards Graphic cards I/O cards Negative bias supplies Typical Application Circuits Vin Vin V+ V+ VREF VREF CS FB+ OUT FB- FB+ FB- SC4508A SC4508A CS COMP

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Datasheet Details

Part number
SC4508A
Manufacturer
Semtech Corporation
File Size
465.39 KB
Datasheet
SC4508A_SemtechCorporation.pdf
Description
Buck or Buck-Boost Current Mode Controller

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Buck Buck-Boost Current Mode Controller Semtech Corporation
Semtech Corporation SC4508A-like datasheet