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MIC94040 - 3A High-Side Load Switch

General Description

The MIC94040, MIC94041, MIC94042, and MIC94043 are a family of high-side load switches designed to operate from 1.7V to 5.5V input voltage.

The load switch pass element is an internal 28 mΩ RDS(ON) P-channel MOSFET which enables the device to support up to 3A of continuous current.

Key Features

  • 28 mΩ RDS(ON).
  • 3A Continuous Operating Current.
  • Space-Saving 1.2 mm x 1.2 mm 4-Lead FDFN Package.
  • Input Voltage Range: 1.7V to 5.5V.
  • Internal Level Shift for CMOS/TTL Control Logic.
  • Ultra-Low Quiescent Current.
  • Micropower Shutdown Current.
  • Soft-Start: MIC94042, MIC94043.
  • Load Discharge Circuit: MIC94041, MIC940483.
  • Ultra-Fast Turn-Off Time.
  • 40°C to +125°C Junction Operating Temperature Ap.

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📁 Similar Datasheet

Part Number Description Manufacturer
MIC94040 (MIC94040 - MIC94043) RDSON 3A High Side Load Switch Micrel Semiconductor
MIC94041 (MIC94040 - MIC94043) RDSON 3A High Side Load Switch Micrel Semiconductor
MIC94042 (MIC94040 - MIC94043) RDSON 3A High Side Load Switch Micrel Semiconductor
MIC94043 (MIC94040 - MIC94043) RDSON 3A High Side Load Switch Micrel Semiconductor
MIC94044 3A High Side Load Switch Micrel Semiconductor

Other Datasheets by Microchip Technology

Part Number Description
MIC94041 3A High-Side Load Switch
MIC94042 3A High-Side Load Switch
MIC94043 3A High-Side Load Switch
MIC94052 P-Channel MOSFET
MIC94053 P-Channel MOSFET

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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MIC94040/1/2/3 28 mΩ RDS(ON) 3A High-Side Load Switch in 1.2 mm x 1.2 mm FDFN Package Features • 28 mΩ RDS(ON) • 3A Continuous Operating Current • Space-Saving 1.2 mm x 1.2 mm 4-Lead FDFN Package • Input Voltage Range: 1.7V to 5.5V • Internal Level Shift for CMOS/TTL Control Logic • Ultra-Low Quiescent Current • Micropower Shutdown Current • Soft-Start: MIC94042, MIC94043 • Load Discharge Circuit: MIC94041, MIC940483 • Ultra-Fast Turn-Off Time • –40°C to +125°C Junction Operating Temperature Applications • Cellular Phones • Portable Navigation Devices (PND) • Personal Media Players (PMP) • Ultra-Mobile PCs • Portable Instrumentation • Other Portable Applications • PDAs • Industrial and Datacom Equipment Package Type MIC94040/1/2/3 4-Lead 1.2 mm x 1.