Ultra-simplified Self-powered Primary-side Feedback Controller
| Part number | LP3712AP |
|---|---|
| Manufacturer | LANDP |
| File Size | 0.98 MB |
| Description | Ultra-Simplified Self-Powered Primary-Side Feedback Controller |
| Datasheet | LP3712AP-LANDP.pdf |
|
|
LP3712AP 极简化自供电原边反馈控制芯片 概述 特点 LP3712AP 是一款高度集成的隔离型适配器和 充电器的自供电 PSR 控制芯片，外围设计极其简单。 LP3712AP 固定原边峰值电流，通过变压器原 副边匝比来设置输出恒流点；通过设定 FB 分压电 阻来设置输出恒压点。 为了实现系统成本的极致简化，LP3712AP 内 置启动电路，外围不需要启动电阻，固定峰值电流 来实现取消限流电阻；采用自供电的方式来取消辅 助绕组 VCC 供电二极管。 为了实现更好的输出电压调整率，LP3712AP.
| Part Number | Description |
|---|---|
| LP3772 | Low-Power Off-Line CC/CV PSR Controller |
| LP3773 | Low-power primary-side feedback controller |
| LP3773A | Low-power primary feedback controller |
| LP3773C | Low-power primary feedback controller |
| LP3773CA | Low-power primary feedback controller |
| LP3773D | Low Standby Power Off-Line PSR Driver |
| LP3774 | Low Power Off-CC / CV PSR controller |
| LP3775 | Low Power Off-CC / CV PSR controller |
| LP3783 | Low Standby Power Off-Line PSR Driver |
| LP3783AM | Low-power primary side feedback controller |
