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LF18CDT Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
LF18CDTST100Yes

LF18CDT is a low-dropout (LDO) voltage regulator manufactured by STMicroelectronics.

The LF18CDT is a low-dropout (LDO) voltage regulator manufactured by STMicroelectronics. Below are its key specifications, descriptions, and features:

Specifications:

  • Input Voltage Range: Up to 16V
  • Output Voltage: 1.8V (fixed)
  • Output Current: 1A (max)
  • Dropout Voltage: 0.45V (typical at 1A)
  • Line Regulation: 0.2mV (typical)
  • Load Regulation: 5mV (typical)
  • Quiescent Current: 6mA (typical)
  • Operating Temperature Range: -40°C to +125°C
  • Package: DPAK (TO-252)

Descriptions:

  • The LF18CDT is a fixed-output LDO regulator designed for applications requiring stable voltage with low noise.
  • It includes overcurrent and thermal protection.
  • Suitable for automotive, industrial, and consumer electronics.

Features:

  • Low dropout voltage (0.45V at 1A)
  • High ripple rejection (75dB at 1kHz)
  • Internal current and thermal limiting
  • Fast transient response
  • Compatible with ceramic capacitors

The information is based on STMicroelectronics' datasheet for the LF18CDT.

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