This datasheet includes multiple variants, all published together in a single manufacturer document.
| Part number | LM3431AQ |
|---|---|
| Datasheet | LM3431AQ LM3431 Datasheet (PDF) |
| File Size | 621.22 KB |
| Manufacturer | National Semiconductor (now Texas Instruments) |
| Description | 3-Channel Constant Current LED Driver |
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The LM3431 is a 3-channel linear current controller bined with a boost switching controller ideal for driving LED backlight panels in space critical applications. The LM3431 drives 3 external NPN transistors or MOSFETs to deliver high accuracy constant current to 3 LED strings. Output current is adjustable to drive strings in excess of 200 mA.
| Brand Logo | Part Number | Description | Other Manufacturers |
|---|---|---|---|
 |
LM3431 | 3-Channel Constant Current LED Driver | Texas Instruments |
See all National Semiconductor (now Texas Instruments) datasheets
| Part Number | Description |
|---|---|
| LM3431A | 3-Channel Constant Current LED Driver |
| LM3431 | 3-Channel Constant Current LED Driver |
| LM3431Q | 3-Channel Constant Current LED Driver |
| LM343 | High Voltage Operational Amplifier |
| LM3430 | high voltage low-side N-channel MOSFET controller |
| LM3432 | 6-Channel Current Regulator |
| LM3432B | 6-Channel Current Regulator |
| LM3433 | Common Anode Capable High Brightness LED Driver |
| LM3434 | Common Anode Capable High Brightness LED Driver |
| LM34 | Precision Fahrenheit Temperature Sensors |
