|
|
|
|
|
|
|
AIC1647CV 1647 的参数 |
| 恒流
Constant Current |
|
| 恒压
Constant Voltage |
|
| 拓扑
Topology |
PWM，升压（升压） PWM, Step-Up (Boost) |
| 输出数
Number of Outputs |
3 |
| 内部驱动器
Internal Driver |
|
| 初级类型
Type - Primary |
背光 Backlight |
| 次级类型
Type - Secondary |
白色 LED White LED |
| 频率
Frequency |
1.2MHz |
| 电源电压
Voltage - Supply |
2.7V ~ 5.5V |
| 输出电压
Voltage - Output |
|
| Description & Applications |
FEATURES ? White LED Step-Up Converter in SOT23 ?1.2MHz Fixed Frequency Current-Mode PWM Operation. ? Efficiency Up to 84% at VIN=4.2V, 3LEDs, ILED=20mA ? Drives Up to 6LEDs in series ? Low Supply Current: 70μA ? Matches LED Current ? Require Tiny Inductors and Capacitors ? Tiny SOT23-5 Package Applications ? Cellular Phones ? PDAs ? Digital Still Cameras Handheld Devices ? White LED Display Backlighting |
| 描述与应用 |
特点 ?白光LED升压型转换器，SOT23封装 ?1.2MHz固定频率电流模式PWM操作。 ?效率高达84％VIN= 4.2V，三灯，电流为20mA ?驱动多达串联6LEDs ?低电源电流：70μA ?LED电流匹配 ?需要微小的电感器和电容器 ?微型SOT23-5封装 应用 ?蜂窝电话 ?掌上电脑 ?数码相机手持设备 ?白光LED背光显示 |
| 技术文档PDF下载 |
在线阅读  |
|
|
|
|
|
相关型号列表 |
| 型号 |
标记/丝印/代码 |
厂家 |
批号 |
封装 |
数量 |
描述 |
详细资料 |
| AIC1639-50CX |
AU50 |
AIC |
05+ |
SOT-89 |
800 |
|
查看 |
| AIC1647CV |
1647 |
AIC |
05+ |
SOT-153/SOT23-5 |
500 |
电源管理ICPower Management IC/PMIC-LED驱动LED Driver |
查看 |
| AIC1638-33CX |
AN33 |
AIC |
05+ |
SOT-89 |
2900 |
电源管理ICPower Management IC/PMIC-DC/DC升压转换器DC/DC Step-Up Converter |
查看 |
| AIC1639-33CX |
AU33 |
AIC |
05+ |
SOT-89 |
150 |
电源管理ICPower Management IC/PMIC-DC/DC升压转换器DC/DC Step-Up Converter |
查看 |
| AIC1642-30CX |
AM30 |
AIC |
05+ |
SOT-89 |
0 |
电源管理ICPower Management IC/PMIC-DC/DC升压转换器DC/DC Step-Up Converter |
查看 |
| AIC1642-33CX |
AM33 |
AIC |
05+ |
SOT-89 |
353 |
电源管理ICPower Management IC/PMIC-DC/DC升压转换器DC/DC Step-Up Converter |
查看 |
| AIC1642-50CX/AM50 |
AM50 |
AIC |
05+ |
SOT-89 |
0 |
电源管理ICPower Management IC/PMIC-DC/DC升压转换器DC/DC Step-Up Converter |
查看 |
| AIC1680-N24CU |
U24N |
AIC |
05+ |
SOT-23 |
5700 |
电源管理ICPower Management IC/PMIC-电压检测器Supervisor |
查看 |
| AIC1680N24CU-1071 |
U24N |
AIC |
05+ |
SOT-23 |
1000 |
电源管理ICPower Management IC/PMIC-电压检测器Supervisor |
查看 |
| AIC1680N-28CU |
U28 |
AIC |
04+ |
SOT-23 |
1500 |
电源管理ICPower Management IC/PMIC-电压检测器Supervisor |
查看 |
| AIC1680N-24PU |
U24NP |
AIC |
05+ |
SOT-23 |
2000 |
电源管理ICPower Management IC/PMIC-电压检测器Supervisor |
查看 |
|
|
|
