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IC manufacturers Monolithic Power Systems

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Monolithic Power Systems EV020-5-S-00A

85VAC~265VAC/50Hz, 5V/1A Off-line Primary-side-Regulator Cell phone Charger Evaluation Board

Overview

TopologyFlyback Converter
Input voltage85-265 V
Switching frequency50-60 kHz
Output 15 V / 1 A
IC revision1.02

Description

The EV020-5-S-00A Evaluation Board is designed to demonstrate the capabilities of MP020-5. The MP020-5 is a primary-sidecontrol regulator which can eliminates secondary feedback components.

The EV020-5-S-00A is typically designed for cell phone which output 5V, 1A load from 85VAC to 265VAC, 50HZ/60HZ.

The EV020-5-S-00A has an excellent efficiency and meets IEC61000-4-5 surge immunity and EN55022 conducted EMI requirements. It hasmulti-protection function as open circuit protection, short-circuit protection, cycle by cycle current limit and over-temperature protection, etc.

Features

  • Primary-Side–Control without Opto-Coupler or Secondary Feedback Circuit
  • Precise Constant Current and Constant Voltage Control (CC/CV)
  • Integrated 700V MOSFET with Minimal External Components
  • Variable, Off-Time, Peak-Current Control
  • 550μA High-Voltage Current Source
  • 30mW No-Load Power Consumption
  • Programmable Cable Compensation
  • Multiple Protections: OVP, OCP, OCkP, OTP, and VCC UVLO
  • Natural Spectrum Shaping for Improved EMI Signature
  • Low Cost and Simple External circuit

Typical applications

  • Small Appliances
  • Cell Phone Chargers
  • Adapters for Handheld Electronics
  • Stand-By and Auxiliary Power Supplies

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