LM5005 - Texas Instruments

LM5005 Step-Down Switching Regulator

The LM5005 high-voltage buck converter features all of the functions necessary to implement an efficient high-voltage switching regulator with a minimum number of external components. This easy-to-use converter operates over an input voltage range from 7 V to 75 V and delivers a maximum output current of 2.5 A. The control loop architecture is based upon cur.

Features

•1 High-Efficiency DC-DC Buck Converter
  – Wide Input Voltage Range From 7 V to 75 V
  – Adjustable Output Voltage as Low as 1.225 V
  – Output Current as High as 2.5 A
  – Junction Temperature Range
  –40°C to 125°C
• Integrated 75-V, 160-mΩ Buck MOSFET
• Meets EN55022 and CISPR 22 EMI Standards
• ±1.5% Feedback Voltage Accuracy
• Emulated Peak Current-Mode Control
  – Ultra-Fast Line and Load Transient Response
• Switching Frequency From 50 kHz to 500 kHz
• Master or Slave Frequency Synchronization Input
• 80-ns Minimum PWM ON Time For Low VOUT
• Monotonic Start-up into Prebiased Output
• Internal High.