• Part: LD7129
  • Description: Single Synchronous Buck PWM and Linear Power Controller
  • Manufacturer: Leadtrend
  • Size: 233.68 KB
LD7129 Datasheet (PDF) Download
Leadtrend
LD7129

Description

The LD7129 consists of the dual-output power controller and the protection circuits in a single SOP-14 packaged chip for the graphic card and other applications.

Key Features

  • Controller Operates from 5V and 12V
  • Drive Two N-channel MOSFETs for Switching Buck
  • Drive a N-channel MOSFET on Linear Output
  • Fixed 600KHz Constant Switching Frequency
  • Full Range 0~100% Duty-cycle
  • Internal Soft-start
  • Fast Transient Response
  • UVP Monitoring on Both Outputs
  • Internal 0.8V Reference Voltage

Applications

  • Graphics-GPU and Memory Supplies