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LP2951ACN Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
LP2951ACNNS100Yes

LP2951ACN is a low-dropout voltage regulator manufactured by National Semiconductor (NSC).

The LP2951ACN is a low-dropout voltage regulator manufactured by National Semiconductor (NSC). Below are its key specifications, descriptions, and features:

Specifications:

  • Output Voltage Options: Fixed (3.0V, 3.3V, 5.0V) or Adjustable (1.24V to 29V)
  • Output Current: 100mA (guaranteed)
  • Dropout Voltage: 380mV (typical at 100mA load)
  • Input Voltage Range: Up to 30V
  • Line Regulation: 0.02% (typical)
  • Load Regulation: 0.04% (typical)
  • Quiescent Current: 75µA (typical)
  • Operating Temperature Range: -40°C to +125°C
  • Package: 8-Pin DIP (PDIP)

Descriptions:

  • The LP2951ACN is a precision voltage regulator with low dropout, designed for battery-powered applications.
  • It includes features like current limit protection, thermal shutdown, and reverse battery protection.
  • Suitable for applications requiring stable voltage with minimal power loss.

Features:

  • Low Dropout Voltage: Operates efficiently with small input-output differentials.
  • Low Quiescent Current: Extends battery life in portable devices.
  • Error Flag Output: Warns of low output voltage (power failure detection).
  • Thermal Shutdown Protection: Prevents damage from overheating.
  • Reverse Battery Protection: Safeguards against incorrect polarity connection.
  • Stable with Low-ESR Capacitors: Works reliably with ceramic or tantalum capacitors.

The LP2951ACN is commonly used in automotive, industrial, and consumer electronics applications.

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