SC483 - Dual Synchronous Buck Pseudo Fixed Frequency Power Supply Controller

Semtech Corporation

The SC483 by Semtech Corporation is a Dual Synchronous Buck Pseudo Fixed Frequency Power Supply Controller. Below is the official datasheet preview.

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SC483 Dual Synchronous Buck Pseudo Fixed Frequency Power Supply Controller by Semtech Corporation - Datasheet Preview — Official preview page of the **SC483** Dual Synchronous Buck Pseudo Fixed Frequency Power Supply Controller datasheet (Semtech Corporation).

Datasheet Details

Part number	SC483
Manufacturer	Semtech Corporation
File Size	517.61 KB
Description	Dual Synchronous Buck Pseudo Fixed Frequency Power Supply Controller
Datasheet	SC483_SemtechCorporation.pdf
Additional preview pages of the SC483 datasheet.

SC483 Product details

Description

Dual Synchronous Buck Pseudo Fixed Frequency Power Supply Controller

Features

Constant on-time for fast dynamic response Programmable VOUT range = 0.5.
VCCA VBAT Range = 1.8V.
25V DC current sense using low-side RDS(ON) sensing or sense resistor Resistor programmable frequency Cycle-by-cycle current limit Digital soft-start Separate PSAVE option for each switcher Over-voltage/Under-voltage fault protection 10µA Typical shutdown current Low quiescent power dissipation Two Power Good indicators 1% Reference (2% system DC accuracy) Integrated gate drivers w.

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Published: Nov 17, 2008 |