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AS3649 |
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| Part Number | AS3649 |
| Manufacturer | ams |
| Description | The AS3649 is an inductive high efficient DCDC step up converter with two current sources. The DCDC step up converter operates at a fixed frequency of 4MHz and includes soft startup to allow easy inte... |
| Features |
High efficiency 4MHz fixed frequency DCDC Boost converter with soft start allows small coils - Stable even in coil current limit LED current adjustable up to 2x1000mA(2x1250mA with current boost) or 2000mA and automatic load balancing for two LEDs Automatic current adjustment for low battery voltage PWM operation for lower output current for reliable light output of the LED; can run at 31.5kHz to avoid audible noise Protection functions: Automatic Flash Timeout timer to protect the LED(s) Overvoltage and undervoltage Protection Overtemperature Protection LED short/open circuit protec... |
| Document |
 AS3649 Data Sheet
PDF 3.13MB |
| Distributor | Stock | Price | Buy |
|---|
| No. | Parte # | Fabricante | Descripción | Hoja de Datos |
|---|---|---|---|---|
| 1 | AS3642 |
austriamicrosystems |
Ultra Small 500mA Inductive White LED Flash Driver |
|
| 2 | AS3643 |
austriamicrosystems |
1300mA High Current LED Flash Driver |
|
| 3 | AS3644 |
austriamicrosystems |
Ultra Small Low Cost 320mA Inductive |
|
| 4 | AS3647 |
austriamicrosystems |
1600mA High Current LED Flash Driver |
|
| 5 | AS3647B |
austriamicrosystems |
1600mA High Current LED Flash Driver |
|