EL7554IRE-EVAL

Monolithic 4A DC/DC Step-Down Regulator

Description

The EL7554 is a high efficiency full-featured synchronous 4A step-down regulator. This document lists the completed schematic diagram and BOM, as well as the layout. With components on one side of the PCB, the complete converter occupies less than 0.58in2 of space. Please refer to the datasheet for the application of features. This demo board is preset to 1.8V for VO and operates at 600kHz switching frequency. The measured crossover frequencies are around 50kHz with the compensation values.

Key Features

  • Integrated MOSFETs
  • 4A continuous output current
  • Up to 96% efficiency
  • All ceramic capacitors
  • Multiple supply start-up tracking
  • Built-in ±5% voltage margining
  • 3V to 6V input voltage
  • Adjustable switching frequency to 1MHz
  • Oscillator synchronization possible
  • 100% duty ratio
  • Junction temperature indicator
  • Over-temperature protection
  • Internal soft-start
  • Variable output voltage down to 0.8V
  • Power-good indicator
  • Pb-free available (RoHS compliant)

Applications

  • Point of regulation power supplies
  • FPGA core and I/O supplies
  • DSP, CPU core and I/O supplies
  • Logic/Bus supplies
  • Portable equipment

EL7554IRE-EVAL Evaluation Board

Related Product

EL7554

Tool Information

Tools Orderable Part Number (s) Production Status Manufacturer Suggested Single Tool Price
SPQ
Description Distributor Stock Distributors Distributor Purchase
EL7554IRE-EVAL Mass Production Renesas $50.00 1 0 聯系代理商

Note :Distributor Prices may vary from the stated budgetary price. The pricing and availability information on this site is based on information provided by Renesas’ authorized distributors and is subject to change without notice. By selecting a distributor from this page, you will be redirected from the Renesas site to the distributor’s website to complete a purchase. The distributors are independent from Renesas and maintain their own terms and conditions of sale. Renesas disclaims all representations and warranties, express and implied, with respect to transactions between distributors and their end customers.