参数资料
型号: AL3159FSG-7
厂商: Diodes Inc
文件页数: 4/10页
文件大小: 0K
描述: IC LED DRVR CHG/PMP QFN3030-20
标准包装: 1
恒定电流:
拓扑: 切换式电容器(充电泵)
输出数: 9
内部驱动器:
类型 - 主要: 背光
类型 - 次要: 白色 LED
频率: 1.2MHz
电源电压: 2.7 V ~ 5.5 V
安装类型: 表面贴装
封装/外壳: 20-UQFN 裸露焊盘
供应商设备封装: 20-QFN(3x3)
包装: 标准包装
工作温度: -40°C ~ 85°C
其它名称: AL3159FSG-7DIDKR
AL3159
HIGH EFFICIENCY 1x/2x CHARGE PUMP
FOR WHITE LED APPLICATIONS
Typical Performance Characteristics
CTL1,2,3
2V/div
Vout
2V/div
Cp
2V/div
Turn-On to 1x Mode
CTL1,2,3
2V/div
Vout
2V/div
Cp
2V/div
Turn-On to 2x Mode
Iin
200mA/div
50us/div
Turn-Off from 1x Mode
V IN =4.2V
V IN =4.2V
T A =25°C
I L =20mA
Iin
200mA/div
100us/div
Turn-Off from 2x Mode
V IN =3.0V
V IN =3.0V
T A =25°C
I L =20mA
T A =25°C
I L =20mA
CTL1,2,3
2V/div
T A =25°C
I L =20mA
CTL1,2,3
2V/div
200ms/div
Load Characteristics in 2x Mode
Vout
2V/div
Cp
2V/div
Iin
200mA/div
Vin
200mV AC /div
Vout
Vout
2V/div
Cp
2V/div
Iin
200mA/div
200ms/div
Load Characteristics in 2x Mode
Vin
200mV AC /div
Vout
V IN =2.7V
200mV AC /div
V IN =3.0V
200mV AC /div
T A =25°C
I L =20mA
1us/div
Iin
100mA AC /div
T A =25°C
I L =20mA
1us/div
Iin
100mA/div
AL3159
Document number: DS35048 Rev. 2 - 2
4 of 10
www.diodes.com
January 2011
? Diodes Incorporated
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