This datasheet includes multiple variants, all published together in a single manufacturer document.
| Part number | QX5239 |
|---|---|
| Datasheet | QX5239 QX5238 Datasheet (PDF) |
| File Size | 409.33 KB |
| Manufacturer | Qxmd |
| Description | LED 3 or 4-channel constant current driver chip |
|
|
概述 QX5238/9 系列产品是一种高精度、高 可靠性三/四通道 LED 恒流驱动器芯片， 内含高精度比较器、恒流驱动电路和温度 补偿电路，确保芯片在不同的温度条件下， 芯片位间、片间电流一致性好。 QX5238/9 采用了超低压降和超低导 通电阻的 CMOS 工艺，输出级 MOS 管的 导通电阻小，VDS 电压低，当输出驱动电 流为 15mA 时，VDS 低于 20mV，这种超低 的 VDS 特性，使得 QX5238/9 特别适合单 节 3.6V 锂电供电的手机等产品的 LED 背 光应用。同时，当输入电压比.
| Part Number | Description |
|---|---|
| QX5231 | LED flashlight controller |
| QX5235 | 3W high power LED ASIC |
| QX5237 | LED flashlight dedicated driver |
| QX5238 | LED 3 or 4-channel constant current driver chip |
| QX5240 | LED 3 or 4-channel constant current driver chip |
| QX5241 | High-side Sense High-brightness LED Driver |
| QX5252 | Solar LED Driver |
| QX5256 | LED flashlight controller |
| QX5278 | Step-up/step-down LED driver |
| QX5305 | Boost LED Constant Current Driver |
