exceptional PowerInt 12W高效高功率因素智能照明电源参考设计DER612详解(3)

EcoSmart™– Energy Efficient

<10 mW No-load @ 230 VAC with optional bias winding

Easily meets all global energy efficiency regulations, including DOE 6/CoC v5

Low heat dissipation

Advanced Protection / Safety Features

Primary sensed output OVP with optional bias winding

Secondary sensed output overshoot clamp

Secondary sensed output OCP to zero output voltage

Hysteretic thermal shutdown

Full Safety and Regulatory Compliance

100% production HIPOT compliance testingat 6 kV DC/1 sec

Reinforced insulation

Isolation voltage = 3,500 VAC UL1577 and TUV (EN60950) safety approved EN61000-4-8 (100 A/m) and EN61000-4-9 (1000 A/m) compliant

Green Package

Halogen free and RoHS compliant

InnoSwitch™-CH系列产品应用:

Chargers and adapters for smart mobile devices

LED lighting

High efficiency, low voltage, high current power supplies

采用InnoSwitch-CH系列INN2003K的12W高效高功率因素隔离反激电源参考设计

DER612主要特性:

• Accurate constant voltage regulation

• Fast transient load response

• High power factor

• Highly energy efficient

• Low standby power

• Low component count

• Integrated protection and reliability features

• Output short-circuit

• Line and output OVP

• Line surge or line overvoltage

• Over temperature shutdown with hysteretic automatic power recovery

• No damage during line brown-out or brown-in conditions

• Meets IEC 2.5 kV ring wave, 2 kV differential surge

• Meets EN55015 conducted EMI

This engineering report describes a constant voltage (CV) output 12 W isolated flyback power supply with a valley-fill passive power factor correction circuit for smart lighting applications. The power supply is designed to provide a 30 V constant voltage output across 0 mA to 400 mA output current load and throughout the input voltage from 90 VAC to 265 VAC.

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