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LT1381IS Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
LT1381ISLT175Yes

LT1381IS is a precision, low dropout voltage regulator manufactured by Linear Technology (now part of Analog Devices).

The LT1381IS is a precision, low dropout voltage regulator manufactured by Linear Technology (now part of Analog Devices).

Specifications:

  • Output Voltage: Adjustable from 1.22V to 20V
  • Output Current: 1.5A
  • Dropout Voltage: 300mV (typical at full load)
  • Line Regulation: 0.02% (typical)
  • Load Regulation: 0.04% (typical)
  • Quiescent Current: 1mA (typical)
  • Operating Temperature Range: -40°C to +125°C
  • Package: 5-Lead TO-263 (SOT-223)

Descriptions and Features:

  • Precision Voltage Reference: Includes a trimmed bandgap reference for high accuracy.
  • Low Dropout Operation: Optimized for battery-powered applications.
  • Thermal Protection: Built-in thermal shutdown prevents overheating.
  • Current Limit Protection: Safeguards against output short circuits.
  • Adjustable Output: External resistor divider allows custom voltage settings.
  • Stable with Low-ESR Capacitors: Works with ceramic or tantalum output capacitors.

This regulator is designed for applications requiring high efficiency and tight voltage regulation, such as portable electronics and industrial systems.

(Note: Always refer to the official datasheet for detailed specifications and application guidelines.)

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