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IW1676.
IW1676.
PrimAccurate™在SOT-23封装中的离线数字PWM控制器
A team of engineers is ready to answer your questions
< 30mW standby power
The iW1676 is a high performance AC/DC controller designed to drive a low-cost BJT power switch in peak current mode PWM flyback power supplies up to 5W. Ideal for power adapters for smartphones, the iW1676 integrates Dialog’sprimAccurate™数字初级侧控制，消除了次级侧光耦合器的需求，降低了组件计数和解决方案成本。
IW1676轻松符合美国DOE的外部电源标准和欧盟的行为准则，5版，2层标准，无负载功耗小于30mW。其他功能包括对话框的专有EZ-EMI™technology, quasi-resonant control for optimal efficiency at heavy loads, cable and connector voltage drop compensation options, full protection from fault conditions and tiny packaging.
Features
- Easily Meets DoE External Power Supply and EU Code of Conduct, Version 5, Tier 2 Standards
- 小于30MW无负荷功耗
- Low 1.7uA Start-Up Current
- 64KHz PWM开关频率
- Voltage Offset Compensation for Voltage Loss in Cables and Connectors (4 Options)
- primAccurate™- Primary-Side Control, No Optocoupler Needed
- Intrinsically Low Noise Solution - No Audible Noise Over Entire Operating Range
Features
- Quasi-resonant Control for Optimal Efficiency
- EZ-EMI™ Design to Easily Meet Global EMI Specifications
- 快速动态负载调节
- 微小的SOT-23-5包装
- 完全免受故障条件的影响
- 过温保护
- 输出过电压和过电流
- Input Undervoltage Protection
- 感测电阻短路保护
雷竞技安卓下载
- 电源适配器的便携式Electronics
- 消费电子电源
- 线性AC / DC电源更换
框图
Typical Applications Diagram
功能框图
资源
| 日期 | Version | |
|---|---|---|
| IW1676数据表 | 12/02/2020 | Rev. 1.7 |
| 日期 | Version | |
|---|---|---|
| What is Digital Power White Paper |
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