MIC2544 Series 5.5 V 120 mOhm Programmable Current Limit Single High-Side Switch

Mfr Part#: MIC2544-1YM-TR
Mounting Method:  Surface Mount
Package Style:  SOIC-8
Packaging:  REEL
Std Packaging Qty:  2,500



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$0.3900 USD (each)
2500+ $0.3900


Qty in Stock : 0
Factory Stock : 0
Factory Lead-Time: 12 Weeks
Min. Order Qty: 2,500
Multiple of: 2,500
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Product Highlight

  • Configuration: High Side
  • No of Elements: Single
  • On-state Resistance-Max: 120 mΩ
  • Rated Current-Max: 1.5 A
The MIC2544-1YM TR is a MIC2544 Series of 5.5 V 120 mΩ Programmable Current Limit Single High-Side Integrated Switch .

The MIC2544 and MIC2548 are integrated, high-side power switches optimized for low loss DC power switching and other power management applications, including Advanced Configuration and Power Interface (ACPI). The MIC2544/48 is a cost-effective, highly integrated solution that requires few external components to satisfy USB and ACPI requirements.

Product Features:

  • 2.7 V to 5.5 V input
  • Adjustable current-limit up to 1.5 A
  • Reverse current flow blocking (no “body diode”)
  • 75 μA typical on-state supply current
  • 1 μA typical off-state supply current
  • 120 mΩ maximum on-resistance
  • Open-drain fault flag
  • Thermal shutdown
  • Thermal shutdown output latch (MIC2548)
  • 2 ms (slow) turn-on and fast turnoff
  • Available with active-high or active-low enable


  • USB power distribution
  • PCI bus power switching
  • Notebook PC
  • ACPI power distribution
  • PC card hot swap applications
  • Inrush current-limiting

View the MIC2544 series of Switch

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