| Part number | WS9913 |
|---|---|
| Datasheet | WS9913-Winsemi.pdf |
| File Size | 890.53 KB |
| Manufacturer | Winsemi |
| Description | Switch-mode color temperature controller |
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功能描述 WS9913是开关调色温的专用芯片，该芯片内置了400V1A 开关管，无需外挂开关管，简化了外围电路结构。 供电 WS9913通过VCC脚进行供电，在应用中通过一个限流电 阻把VCC脚连接到电源输出端的正极。由于IC的工作电流大约 为2mA，考虑到温度的变化等影响工作电流因素，在设计中必 须留有余量，保证IC的供电电流大于1mA。 建议供电脚的限流电阻最大取值按式（1）设计： RMAX Vo 13 (Kohm) 1 (1) IC的VCC脚内部内置了钳位电路，其最大的钳位电流为.
| Part Number | Description |
|---|---|
| WS9911 | AC ON/OFF Adjusting Color Temperature Controller |
| WS9912 | Switch-mode color temperature controller |
| WS9915 | Switch-mode color temperature controller |
| WS9901 | Single-channel synchronous rectifier controller |
| WS9920V | Single-core non-isolated switch color temperature constant current chip |
| WS9931 | LED Ripple Current Elimination Controller |
| 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 |
