Part Number
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SC412A |
Manufacturer
|
Semtech Corporation |
Description
|
Synchronous Buck Controller |
Published
|
Nov 17, 2008 |
Detailed Description
|
SC412A
Synchronous Buck Controller
POWER MANAGEMENT Description
The SC412A is a versatile, constant on-time synchronous ...
|
Datasheet
|
SC412A
|
Overview
SC412A
Synchronous Buck Controller
POWER MANAGEMENT Description
The SC412A is a versatile, constant on-time synchronous buck, pseudo fixed-frequency, PWM controller intended for notebook computers and other battery operated portable devices.
The SC412A contains all the features needed to provide cost-effective control of switch-mode power outputs.
The output voltage is programmable from 0.
75 to 5.
25 external resistors.
Switching frequency is internally preset to 325kHz.
Additional features cycleby-cycle current limit, voltage soft-start, under-voltage protection, programmable over-current protection, soft shutdown, automatic power save and non-overlapping gate drive.
The SC412A also provides ...
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