DC928A, Demonstration Board using LTC3452 Buck-Boost regulator for a main camera white LED
使用 Analog Devices 的 LTC3452EUF 的参考设计
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依据最终产品
- Cellular Phone
- Digital Camera
- Personal Digital Assistant
- Portable
说明
- DC928A, Demonstration Board using LTC3452 Buck-Boost regulator for a main camera white LED. The circuit drives two banks of LEDs: one 250mA flash device, and a bank of 5 LEDs at 20mA each for backlighting. The backlight LED currents are typically matched within 2%. The input voltage range of 2.7V to 5.5V is suitable for a single Lithium-Ion battery or three AAA batteries in series
主要特色
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Input Voltage2.7 to 5.5 V
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Output Voltage4.4 V
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Output Current0.02|0.25 A
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Number of Derived Elements6
Featured Parts (2)
| 零件编号 | 供应商 | 类别 | 说明 | |||
|---|---|---|---|---|---|---|
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LTC3452EUF#TRPBF | Analog Devices | LED Drivers | LED Driver 6 Segment 1000uA Supply Current 20-Pin QFN EP T/R | 买入 | |
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LTC3452EUF#PBF | Analog Devices | LED Drivers | LED Driver 6 Segment 1000uA Supply Current 20-Pin QFN EP Tube | 买入 | |