STMicroelectronics L295 Dual Switch-Mode Solenoid Driver Datasheet

The L295 is a monolithic integrated circuit with high current capability, high voltage operation, high efficiency switchmode operation, regulated output current, few external components, separate logic supply, and thermal protection. It is suitable for applications such as driving solenoids.


STMicroelectronics L295 Dual Switch-Mode Solenoid Driver Datasheet - cover page
Brand
STMicroelectronics
Document type
Datasheet
Language
English
Pages
7
File format
PDF
File size
137 KB
Published
08 August, 2012
Updated
28 September, 2023
MD5 checksum
0FA8B740624BE8B168B04FDA5441A145

About this manual

The L295 is a monolithic integrated circuit designed to interface digital circuitry with inductive loads, such as solenoids. It incorporates two independent driver channels capable of driving 2A peak output current each, utilizing a switch-mode operation for high efficiency.

The device accepts standard microprocessor logic levels and includes features like thermal shutdown protection at junction temperatures exceeding 150°C. The output current is adjustable via external reference voltages or internal settings, making it suitable for applications like hammer driving in matrix printers and step motor control.

What's inside

  • Description
  • Absolute Maximum Ratings
  • Electrical Characteristics
  • Application Circuit
  • Functional Description
  • Signal Waveforms
  • Outline and Mechanical Data

Specifications

Supply voltage50 V
Logic supply voltage12 V
Thermal shutdown threshold150°C

Frequently asked questions

What is the peak output current capability of each channel?

The device supports a peak output current of up to 2.5A per channel non-repetitively and 2A for DC operation.

What is the maximum supply voltage?

The maximum supply voltage rating is 50V, with typical operation up to 46V.

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