3A FlexCap Low Dropout Linear Regulator for 2.7V to 5.5V Inputs


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The LP38501TS-ADJ is a 3A Low-Dropout (LDO) linear regulator with adjustable output voltage which is set by external resistors.

  • FlexCap Stable with ceramic, tantalum, or aluminum capacitors
  • Adjustable output voltage
  • Low ground pin current
  • 25 nA quiescent current in shutdown mode
  • Guaranteed output current of 3A
  • Available in TO-263 package
  • Guaranteed VADJ accuracy of ± 3.5% @ 25°C
  • Over-Temperature and Over-Current protection
  • -40°C to 125°C operating TJ range
  • Enable pin (LP38501)

LP38501TS-Adj Applications:

  • ASIC Power Supplies In:
         Printers, Graphics Cards, DVD Players, Set Top Boxes, Copiers, Routers
  • DSP and FPGA Power Supplies
  • SMPS Regulator
  • Conversion from 3.3V or 5V Rail


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3A FlexCap Low Dropout Linear Regulator for 2.7V to 5.5V Inputs


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Technical Documents
Application notes (1)
Title Abstract Type Size (KB) Date
PDF 38 24 Apr 2013
User guides (1)
Title Abstract Type Size (KB) Date
PDF 85 24 Apr 2013
More literature (1)
Title Abstract Type Size (KB) Date
PDF 38 02 Jan 2019

TI Devices (2)

Part Number Name Product Family
LMP8646  76V, Configurable Gain and Bandwidth, Low-/High-Side, High-Speed, Current Limiter  Current sense amplifiers 
LP38501-ADJ  3A FlexCap Low Dropout Linear Regulator for 2.7V to 5.5V Inputs  Power management 

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