SC4605 Step Down Controller

Semtech Corporation

Description

Low Input, High Efficiency Synchronous, Step Down Controller POWER MANAGEMENT .
The SC4605 is a voltage mode step down (buck) regulator controller that provides accurate high efficiency power conversion from a input supply range o.

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Datasheet Specifications

Part number: SC4605
Manufacturer: Semtech Corporation
File Size: 468.72 KB
Datasheet: SC4605_SemtechCorporation.pdf
Description: Step Down Controller

Features

* BICMOS voltage mode PWM controller 2.8V to 5.5V Input voltage range Output voltages as low as 0.8V +/-1% Reference accuracy Sleep mode (Icc = 10µA typ) Lossless adjustable short circuit current limiting Combination pulse by pulse & hiccup mode current limit High efficiency sync

Applications

* where cost, size and efficiency are critical. The SC4605 drives external N-channel MOSFETs with 1A peak current. A non-overlap protection is provided for www. DataSheet4U. com the gate drive signals to prevent shoot through of the MOSFET pair. The voltage drop across the high side MOSFET during its co

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SC4605 Step Down Controller Semtech Corporation

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