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BD1484EFJ - Synchronous Buck Converter integrated FET

General Description

The BD1484EFJ is a synchronous step-down switching regulator that integrates 2 low ON-resistance N-channel MOSFETs.

It achieves 3A continuous output current over a wide input supply range.

Current mode operation provides fast transient response and easy phase compensation.

Key Features

  • Low ESR Output Ceramic Capacitors are Available.
  • Low Standby Current during Shutdown Mode.
  • 380 kHz Fixed Operating Frequency.
  • Feedback voltage.
  • 0.925V ± 1.5%(Ta=25℃),.
  • 0.925V ± 2.0%(Ta=-25℃ to 85℃).
  • Protection Circuits.
  • Under Voltage Lockout Protection.
  • Thermal Shutdown.
  • Over Current Protection.
  • Key Specifications.
  • Input voltage range: 4.2V to 18V.
  • Output voltage range: 0.925V to (Vin×0.7)V.
  • Output current: 3.0A (Max. ).

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Datasheet Details

Part number BD1484EFJ
Manufacturer ROHM
File Size 538.14 KB
Description Synchronous Buck Converter integrated FET
Datasheet download datasheet BD1484EFJ Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Datasheet 4.2V to 18V, 3A 1ch Synchronous Buck Converter integrated FET BD1484EFJ ●General Description The BD1484EFJ is a synchronous step-down switching regulator that integrates 2 low ON-resistance N-channel MOSFETs. It achieves 3A continuous output current over a wide input supply range. Current mode operation provides fast transient response and easy phase compensation. ●Features  Low ESR Output Ceramic Capacitors are Available  Low Standby Current during Shutdown Mode  380 kHz Fixed Operating Frequency  Feedback voltage  0.925V ± 1.5%(Ta=25℃),  0.925V ± 2.0%(Ta=-25℃ to 85℃)  Protection Circuits  Under Voltage Lockout Protection  Thermal Shutdown  Over Current Protection ●Key Specifications  Input voltage range: 4.2V to 18V  Output voltage range: 0.925V to (Vin×0.