Semtech SC113X Combination Switching Controller and Low Dropout Regulator Datasheet

The document mainly describes the features and characteristics of a certain product.


Semtech SC113X Combination Switching Controller and Low Dropout Regulator Datasheet - cover page
Brand
Semtech
Category
Power Management
Document type
Datasheet
Language
English
Pages
8
File format
PDF
File size
252 KB
Published
06 July, 2012
Updated
28 September, 2023
MD5 checksum
405C8F3F2F986B427ED6C12FAA4D2788

About this manual

The Semtech $C113X integrates a high current low dropout linear regulator section with a switching buck mode controller. This unique design is intended to reduce component count for dual power supply applications in multivoltage processor environments, such as those used by Intel Pentium M and AMD K6 processors.

The device features a voltage mode switching controller operating at a fixed frequency of 200kHz and a linear regulator section capable of providing 1.5A to 7.5A depending on the specific model variant. Key characteristics include an internally compensated error amplifier, thermal shutdown protection, and internal short circuit protection.

What's inside

  • Description
  • Features
  • Applications
  • Ordering Information
  • Absolute Maximum Ratings
  • Electrical Characteristics
  • Application Circuit
  • Outline Dimensions

Specifications

Switching Controller Frequency200kHz
Output Current Range1.5A to 7.5A
Package TypeTO-220
Thermal Shutdown ProtectionYes

Frequently asked questions

What is the fixed operating frequency of the switching controller section?

The switching controller operates at a fixed frequency of 200kHz.

What is the typical efficiency rating for the switching section?

The switching section has an 85% typical efficiency.

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