| Part number | WS9080 |
|---|---|
| Datasheet | WS9080-Winsemi.pdf |
| File Size | 1.13 MB |
| Manufacturer | Winsemi |
| Description | Active PFC Non-isolated Buck LED Driver |
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WS9080 有源 PFC 非隔离降压型 LED 驱动器 特点 SUPER-THD®专利的THD控制技术 专利的最高频率控制技术 高PF值，低THD 专利的动态温度补偿 外置MOS，输出功率更大 无需辅助线圈供电 谷底开关，高效率，低EMI 自动补偿电感的感量变化 自动适应输出电压变化 LED短路保护 LED开路保护 过温调节技术 外围元件少 应用领域 球泡灯/T管 面板灯/吸顶灯 适用其他LED灯具 概述 WS9080 是一款专用于 LED 的有源 PFC 非隔离降压型恒 流驱动集成电路，芯片采用 SUPER-THD®专利的 THD 控制 技术，无需外围供电元件，且不会因为自供电而发烫；芯片还 采用了专利的最高频率限制技术，避免在输入电压波谷处，因 CS 太小而导致频率过高；系统工作在谷底开关模式，转换效 率高，EMI 低，PF 高，输出电流自动适应电感量的变化和输 出电压的变化，从而真正实现了恒流驱动 LED 工作。...
| Part Number | Description |
|---|---|
| WS9081 | Active PFC Non-isolated Buck LED Driver |
| WS9083 | Active PFC Non-isolated Buck LED Driver |
| WS9085 | Active PFC Non-Isolated Buck LED Driver |
| WS9002 | Non-isolated step-down LED constant current controller |
| WS9032E | Non-isolated buck LED constant current driver |
| WS9032G | Non-isolated buck LED constant current driver |
| WS9032K | Non-isolated step-down LED constant current driver |
| WS9035E | Non-isolated buck LED constant current driver |
| WS9035K | Non-isolated buck LED constant current driver |
| WS9038E | Non-isolated buck LED constant current driver |
