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A8654

A8654 is 2MHz Synchronous Buck Regulator manufactured by Allegro MicroSystems.
A8654 datasheet preview

A8654 Datasheet

Part number A8654
Download A8654 Datasheet (PDF)
File Size 1.11 MB
Manufacturer Allegro MicroSystems
Description 2MHz Synchronous Buck Regulator
A8654 page 2 A8654 page 3

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A8654 Distributor

A8654 Description

The A8654 is a high output current synchronous buck regulator that integrates low RDSON high-side and low-side N-channel MOSFETs. The A8654 incorporates PWM current-mode control to provide simple pensation, excellent loop stability and fast transient response. The A8654 uses external pensation to acmodate a wide range of power ponents to achieve both excellent loop stability and desirable transient response.

A8654 Key Features

  • Automotive AEC-Q100 qualified
  • Operating voltage range: 4 to 36 V
  • UVLO STOP threshold: 2.6 VTYP
  • Maximized duty cycle for low-dropout operation
  • Withstands surge voltages up to 40 V
  • Capable of 3 A steady-state output current
  • Integrated high-side and low-side switching MOSFETs
  • Frequency dithering for lower EMI signature
  • External adjustable pensation network
  • Soft-start time externally set via the SS pin

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