A8431 is White LED Driver Constant Current Step-up Converter manufactured by Allegro MicroSystems.
| Part Number | Description |
|---|---|
| A8430 | White LED Driver Constant Current Step-up Converter |
| A8434 | 6-Channel High Efficiency Charge Pump White LED Driver |
| A8435 | High Efficiency Charge Pump White LED Driver |
| A8436 | Photoflash Capacitor Charger |
| A8437 | Mobile Phone Xenon Photoflash Capacitor Charger |
Pb-Free, Surface Mount 26185.301 Preliminary Data Sheet Subject to Change Without Notice April 5, 2005 White LED Driver Constant Current Step-up Converter Functional Block Diagram FB SW A8431 VIN VREF 1.25 V 95 mV A1 RC CC A2 R S Q Driver Σ OVP Ramp Generator.
