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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
| Topology | Flyback Converter |
| Input voltage | 85-265 V |
| Switching frequency | 50-60 kHz |
| Output 1 | 5 V / 1 A |
| IC revision | 1.02 |
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