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ISL78225 Key Features

  • Peak current mode PWM control with adjustable slope pensation
  • Precision resistor/DCR current sensing
  • 2-, 3- or 4-phase operation
  • Adjustable phase dropping/diode emulation/pulse skipping
  • Phase dropping facilitated with panion FET driver
  • Adjustable switching frequency or external synchronization
  • Over-temperature/overvoltage protection
  • 2V 1.0% internal reference
  • Pb-free 44 Ld 10x10 EP-TQFP (RoHS pliant)
  • 40°C to +125°C operating temperature range

Related Renesas Datasheets

Part Number Description
ISL78220 6-Phase Interleaved Boost PWM Controller
ISL78223 ZVS Full-Bridge PWM Controller
ISL78224 4-Phase 12V/48V Bidirectional Synchronous PWM Controller
ISL78226 6-Phase 12V/48V Bidirectional Synchronous PWM Controller
ISL78227 2-Phase Boost Controller

ISL78225 Description

DATASHEET ISL78225 4-Phase Interleaved Boost PWM Controller with Light Load Efficiency Enhancement FN7909 Rev 4.00 September 5, 2014 The ISL78225 4-phase controller is targeted for applications where high efficiency (>95%) and high power are required. The multiphase boost converter architecture uses interleaved timing to multiply channel ripple frequency and reduce input and output ripple. Lower ripple results in...

ISL78225 Applications

  • Peak current mode PWM control with adjustable slope pensation