| Part number | SM2091T |
|---|---|
| Download | SM2091T Datasheet (PDF) |
| File Size | 670.12 KB |
| Manufacturer | JIU XIN |
| Description | Single channel constant power LED linear constant current controller |
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| Part Number | Description |
|---|---|
| SM2091E | Single channel constant power LED linear constant current controller |
| SM2092E | Single channel constant power LED linear constant current controller |
| SM2095P | Full voltage LED linear constant current controller |
| SM2096E | Line voltage compensation LED linear constant current controller |
| SM2097E | Constant power high power factor LED linear constant current controller |
绍兴久芯电子科技有限公司 JIU XIN ELECTRONICS CO.,LTD SM2091E/T 单通道恒功率 LED 线性恒流控制芯片 QZGWIBV1.4 功能表述 SM2091E/T 是一款单通道高精度 LED 线性恒流控制芯片，内部集成 LED 恒流控制模块、OUT 端口高压驱动模块 等功能模块，可通过外部电阻精确的设定 LED 电流。芯片集成了线电压补偿功能，在额定输入电压范围内，通过外 置电阻调节输出电流大小，维持输入功率恒定。 输出电流 SM2091E/T 通过检测 REXT 反馈的电流信号实现恒流控制。 0.6V - R VOUT - 0.6V h OUT 端口输出电流计算公式：I.
