SGS-THOMSON L296 Monolithic Power Switching Regulator Application Note

L296 is a power switching regulator that can power microprocessors. The output voltage is 5.1V to 40V and the current is 4A


SGS-THOMSON L296 Monolithic Power Switching Regulator Application Note - cover page
Brand
STMicroelectronics
Category
Power Management
Document type
Application Note
Language
English
Pages
43
File format
PDF
File size
1.8 MB
Published
06 August, 2012
Updated
30 September, 2023
Model
L296
MD5 checksum
8B9F5DA5B4CE29D71C5434402A7F225A

About this manual

The document introduces the SGS-THOMSON L296 as a cost-effective replacement for hybrid circuits, delivering up to 4A at output voltages between 5.1V and 40V. It highlights the device's ability to operate at high frequencies (up to 200kHz) due to its special power transistor technology.

The text details the step-down switching regulator configuration, explaining how the internal pulse width modulator controls the power section. It provides formulas for calculating ON/OFF times, current ripple, and output voltage based on duty cycle.

What's inside

  • Designing with the L296
  • Step-Down Configuration
  • Circuit Waveforms
  • Efficiency Calculation
  • DC Losses Analysis
  • Switching Losses

Frequently asked questions

What is the maximum output current of the L296?

The device delivers a maximum current of 4 A to the load.

What is the adjustable output voltage range?

The output voltage is adjustable from 5.1V to 40V.

What is the maximum operating input voltage?

The maximum operating input voltage for the device is 46V.

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