参数资料
型号: FAN5345S30X
厂商: Fairchild Semiconductor
文件页数: 6/14页
文件大小: 0K
描述: IC LED DVR ASYNC BOOST 30V 6SSOT
标准包装: 1
恒定电流:
拓扑: 升压(升压)
输出数: 1
内部驱动器:
类型 - 主要: 通用
类型 - 次要: 白色 LED
频率: 950kHz ~ 1.35MHz
电源电压: 2.5 V ~ 5.5 V
输出电压: 6.2 V ~ 28.5 V
安装类型: 表面贴装
封装/外壳: SOT-23-6 细型,TSOT-23-6
供应商设备封装: 6-SSOT
包装: 标准包装
工作温度: -40°C ~ 85°C
其它名称: FAN5345S30XDKR
Typical Characteristics
V IN = 3.6V, T A = 25 ? C, I LED = 25mA, L = 10μH, C OUT = 1.0μF, and C IN = 10.0μF.
90%
80%
70%
VIN=2.5V
90%
80%
70%
VIN=2.5V
60%
VIN=2.7V
VIN=3.6V
60%
VIN=2.7V
VIN=3.6V
50%
VIN=4.2V
VIN=4.5V
50%
VIN=4.2V
VIN=4.5V
5
10
15
20
25
5
10
15
20
25
LED Current (mA)
Figure 4. 3 LEDs: Efficiency vs. LED Current
vs. Input Voltage
90%
80%
70%
VIN=2.5V
LED Current (mA)
Figure 5. 4 LEDs: Efficiency vs. LED Current
vs. Input Voltage
90%
80%
70%
VIN=2.5V
60%
VIN=2.7V
VIN=3.6V
VIN=4.2V
VIN=4.5V
60%
VIN=2.7V
VIN=3.6V
VIN=4.2V
VIN=4.5V
50%
5
10
15
20
25
50%
5
10
15
20
25
LED Current (mA)
Figure 6. 5 LEDs: Efficiency vs. LED Current
vs. Input Voltage
90%
80%
70%
LED Current (mA)
Figure 7. 6 LEDs: Efficiency vs. LED Current
vs. Input Voltage
90%
80%
70%
60%
VIN=2.5V
VIN=2.7V
VIN=3.6V
60%
VIN=2.9V
VIN=3.6V
50%
VIN=4.2V
VIN=4.5V
50%
VIN=4.2V
VIN=4.5V
5
10
15
20
25
5
10
15
20
25
LED Current (mA)
Figure 8. 7 LEDs: Efficiency vs. LED Current
vs. Input Voltage
? 2011 Fairchild Semiconductor Corporation
FAN5345 ? Rev. 1.0.0
6
LED Current (mA)
Figure 9. 8 LEDs: Efficiency vs. LED Current
vs. Input Voltage
www.fairchildsemi.com
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