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L4940D2M5 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
L4940D2M5ST211Yes

L4940D2M5** is a low-dropout (LDO) voltage regulator manufactured by **STMicroelectronics (ST)**.

The L4940D2M5 is a low-dropout (LDO) voltage regulator manufactured by STMicroelectronics (ST).

Key Specifications:

  • Output Voltage: 5V (fixed)
  • Output Current: 1.5A (max)
  • Dropout Voltage: Typically 0.5V at full load
  • Input Voltage Range: Up to 20V
  • Low Quiescent Current: Typically 10mA
  • Thermal Shutdown Protection: Yes
  • Short-Circuit Protection: Yes
  • Operating Temperature Range: -40°C to +125°C
  • Package: TO-252 (DPAK)

Descriptions & Features:

  • Designed for high-efficiency voltage regulation with low dropout.
  • Suitable for automotive, industrial, and consumer applications.
  • Includes internal current limiting and thermal overload protection.
  • Stable with low-ESR capacitors, reducing external component count.
  • Low noise and high ripple rejection for sensitive applications.

This regulator is ideal for applications requiring a stable 5V supply with high current capability and robust protection features.

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