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LT1117S Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
LT1117SLINEAR108Yes

LT1117S is a low dropout voltage regulator manufactured by Linear Technology (now part of Analog Devices).

The LT1117S is a low dropout voltage regulator manufactured by Linear Technology (now part of Analog Devices). Below are its key specifications, descriptions, and features:

Specifications:

  • Output Voltage Options: Fixed (1.8V, 2.5V, 2.85V, 3.3V, 5V) or Adjustable (1.25V to 13.8V)
  • Output Current: 800mA
  • Dropout Voltage: 1.1V (typical at 800mA)
  • Input Voltage Range: Up to 15V
  • Line Regulation: 0.2% (typical)
  • Load Regulation: 0.4% (typical)
  • Quiescent Current: 5mA (typical)
  • Operating Temperature Range: -40°C to +125°C
  • Package: SOT-223

Descriptions:

The LT1117S is a low dropout linear regulator designed for applications requiring stable and efficient voltage regulation. It features low dropout voltage, making it suitable for battery-powered and power-sensitive systems. The device includes built-in current limiting and thermal shutdown protection.

Features:

  • Low dropout voltage (1.1V typical at 800mA)
  • Adjustable or fixed output voltage options
  • Stable with low-ESR capacitors (≥10µF)
  • Current limit and thermal overload protection
  • Available in SOT-223 package for compact designs
  • High accuracy (±1% over line, load, and temperature)

This regulator is commonly used in industrial, automotive, and consumer electronics applications where reliable voltage regulation is required.

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