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LP38690 - 1-A Low Dropout CMOS Linear Regulators

General Description

The LP38690 and LP38692 low-dropout CMOS linear regulators provide tight output tolerance (2.5% typical), extremely low dropout voltage (450 mV at a 1-A load current, VOUT = 5 V), and excellent AC performance utilizing ultra low ESR ceramic output capacitors.

Key Features

  • 1 Wide Input Voltage Range (2.7 V to 10 V).
  • 2.5% Output Accuracy (25°C).
  • Low Dropout Voltage: 450 mV at 1 A (typical, 5 VOUT).
  • Precision (Trimmed) Bandgap Reference.
  • Ensured Specifications for.
  • 40°C to 125°C.
  • 1-µA Off-State Quiescent Current.
  • Thermal Overload Protection.
  • Foldback Current Limiting.
  • 3-Lead TO-252, 5-Lead SOT-223, and 6-Bump WSON Packages.
  • Enable Pin (LP38692).
  • Ground Pin Curr.

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community Reference Design LP38690, LP38692 SNVS322M – DECEMBER 2004 – REVISED DECEMBER 2015 LP38690, LP38692 1-A Low Dropout CMOS Linear Regulators Stable with Ceramic Output Capacitors 1 Features •1 Wide Input Voltage Range (2.7 V to 10 V) • 2.5% Output Accuracy (25°C) • Low Dropout Voltage: 450 mV at 1 A (typical, 5 VOUT) • Precision (Trimmed) Bandgap Reference • Ensured Specifications for –40°C to 125°C • 1-µA Off-State Quiescent Current • Thermal Overload Protection • Foldback Current Limiting • 3-Lead TO-252, 5-Lead SOT-223, and 6-Bump WSON Packages • Enable Pin (LP38692) • Ground Pin Current: 55 µA (typical) at Full Load • Precision Output Voltage: 2.