：凌力尔特公司不断发展的照相机闪光灯充电器产品库为氙闪光灯触发提供了高效和扁平外形的解决方案。这些单片充电器具有 225mA～2A 的额定电流，能够在低至 1.8V 的输入电压条件下工作，采用 MSOP 或 ThinSOT 封装，并要求使用外形非常纤巧的变压器。仅需 3.7 秒时间便可将一个 220μF 电容器从 5V 充电至 320V。(19)
| 型号 |
Vin Min |
Vin Max |
Switch Current |
Isupply |
Synchronous |
Monolithic |
Comments |
Packages |
数据手册DataSheet下载 |
| LTC3225 |
3 |
5.5 |
0.15 |
0.02 |
no |
yes |
150mA Supercapacitor Charger |
DFN-10 |
LTC3225 |
| LT3484-1 |
1.8 |
16 |
0.225 |
5 |
no |
yes |
Photoflash Capacitor Chargers |
DFN-6 |
LT3484-1 |
| LT3484-2 |
1.8 |
16 |
0.35 |
5 |
no |
yes |
Photoflash Capacitor Chargers |
DFN-6 |
LT3484-2 |
| LT3484-0 |
1.8 |
16 |
0.5 |
5 |
no |
yes |
Photoflash Capacitor Charger |
DFN-6 |
LT3484-0 |
| LT3468-1 |
2.5 |
16 |
0.55 |
5 |
no |
yes |
Can Charge 100µF capacitor to 320V in 4.6sec from 3.6VIN |
ThinSOT |
LT3468-1 |
| LT3485-1 |
1.8 |
10 |
0.55 |
5 |
no |
yes |
Photoflash Capacitor Chargers with Output Voltage Monitor and Integrated IGBT Drive |
DFN-10 |
LT3485-1 |
| LT3585-1 |
1.5 |
16 |
0.55 |
5 |
no |
yes |
Photoflash Charger with Adjustable Input Current and IGBT Driver |
DFN-10 |
LT3585-1 |
| LT3485-2 |
1.8 |
10 |
0.85 |
5 |
no |
yes |
Photoflash Capacitor Chargers with Output Voltage Monitor and Integrated IGBT Drive |
DFN-10 |
LT3485-2 |
| LT3585-2 |
1.5 |
16 |
0.85 |
5 |
no |
yes |
Photoflash Charger with Adjustable Input Current and IGBT Driver |
DFN-10 |
LT3585-2 |
| LT3468-2 |
2.5 |
16 |
0.87 |
5 |
no |
yes |
Can Charge 100µF capacitor to 320V in 4.6sec from 3.6VIN |
MS-10 |
LT3468-2 |
| LT3420-1 |
1.8 |
16 |
0.9 |
0.3 |
no |
yes |
Can Charge 220µF capacitor to 320V in 3.7sec from 5V, Can Operate from 2 x AA Alkaline Cells or Li-Ion |
MS-10 |
LT3420-1 |
| LT3468 |
2.5 |
16 |
1.2 |
5 |
no |
yes |
Can Charge 100µF capacitor to 320V in 4.6sec from 3.6VIN |
ThinSOT |
LT3468 |
| LT3485-0 |
1.8 |
10 |
1.2 |
5 |
no |
yes |
Photoflash Capacitor Chargers with Output Voltage Monitor and Integrated IGBT Drive |
DFN-10 |
LT3485-0 |
| LT3585-0 |
1.5 |
16 |
1.2 |
5 |
no |
yes |
Photoflash Charger with Adjustable Input Current and IGBT Driver |
DFN-10 |
LT3585-0 |
| LT3420 |
1.8 |
16 |
1.4 |
0.3 |
no |
yes |
Can Charge 220µF capacitor to 320V in 3.7sec from 5V, Can Operate from 2 x AA Alkaline Cells or Li-Ion |
MS-10 |
LT3420 |
| LT3485-3 |
1.8 |
10 |
1.7 |
5 |
no |
yes |
Photoflash Capacitor Chargers with Output Voltage Monitor and Integrated IGBT Drive |
DFN-10 |
LT3485-3 |
| LT3585-3 |
1.5 |
16 |
1.7 |
5 |
no |
yes |
Photoflash Charger with Adjustable Input Current and IGBT Driver |
DFN-10 |
LT3585-3 |
| LT3750 |
3 |
24 |
10 |
1.6 |
no |
no |
Capacitor Charger Controller |
MS-10 |
LT3750 |
| LT3751 |
5 |
24 |
10 |
5.5 |
no |
no |
Capacitor Charger Controller with Regulation |
QFN-20 |
LT3751 |