TDA38740A-0000 OptiMOS™ IPOL single-output synchronous buck regulator 40 A with PMBus interface

综述

OptiMOS™ IPOL TDA38740A is an easy-to-use, fully integrated, highly efficient 40 A synchronous buck regulator with PMBUS compliance. A proprietary fast COT engine enables a fast transient response and reduces the board footprint. TDA38740A offers best-in-class efficiency by using OptiMOS™ FETs, optimized for low-voltage high-current applications. Extensive protection features provide system-level security under fault conditions.

特征描述

  • Wide input voltage range 3.0 - 17 V
  • Output voltage range: 0.25 - 3.04 V
  • Enhanced stability engine stable
  • Opt. forced continuous conduction mode
  • Switching frequency from 400 kHz - 2 MHz
  • Monotonic start-up and soft-start time
  • Thermally compensated internal OCP
  • PMBus system interface for reporting
  • Multiple time programming (MTP)
  • Digitally programmable load-line
  • Thermal shut down
  • Operating temp: -40°C < Tj < 125°C

优势

  • Superior transient response
  • Accurate output voltage regulation
  • High efficiency and high power density
  • Fast constant on-time PWM engine

潜在应用

TDA38740
支持