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LM5115MTC Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
LM5115MTCNS145Yes

LM5115MTC is a synchronous buck controller manufactured by National Semiconductor (NSC).

The LM5115MTC is a synchronous buck controller manufactured by National Semiconductor (NSC). Below are its key specifications, descriptions, and features:

Specifications:

  • Input Voltage Range: 4.5V to 75V
  • Output Voltage Range: Adjustable down to 0.8V
  • Switching Frequency: Adjustable from 50kHz to 500kHz
  • Gate Drive Voltage: 7V (for external N-channel MOSFETs)
  • Maximum Duty Cycle: 95%
  • Operating Temperature Range: -40°C to +125°C
  • Package: TSSOP-16

Descriptions:

The LM5115MTC is a high-voltage buck controller designed for DC-DC converter applications. It drives external N-channel MOSFETs in a synchronous buck topology, providing efficient power conversion. The device includes features like adjustable frequency, soft-start, and current limiting for robust operation.

Features:

  • Wide input voltage range (4.5V to 75V)
  • Adjustable output voltage (down to 0.8V)
  • Programmable switching frequency (50kHz to 500kHz)
  • Integrated 7V gate driver for MOSFETs
  • Adjustable soft-start
  • Cycle-by-cycle current limiting
  • Under-voltage lockout (UVLO)
  • Thermal shutdown protection
  • Synchronization capability

This information is based on the manufacturer's datasheet. For detailed application notes, refer to NSC's official documentation.

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