参数资料
型号: ADD5205ACPZ-RL
厂商: Analog Devices Inc
文件页数: 9/16页
文件大小: 0K
描述: IC LED DVR WHITE BCKLGT 12LFCSP
标准包装: 1
恒定电流:
拓扑: PWM,升压(升压)
输出数: 4
内部驱动器:
类型 - 主要: 背光
类型 - 次要: 白色 LED
频率: 1MHz
电源电压: 2.8 V ~ 18 V
安装类型: 表面贴装
封装/外壳: 12-WFQFN 裸露焊盘,CSP
供应商设备封装: 12-LFCSP-WQ(3x3)
包装: 标准包装
工作温度: -25°C ~ 85°C
其它名称: ADD5205ACPZ-RLDKR
Data Sheet
1
2
4
V OUT (100mV/DIV)
V SW (10V/DIV)
I L (500mA/DIV)
1
2
4
ADD5205
PWM (2V/DIV)
V FB1 (1V/DIV)
I FB1 (10mA/DIV)
V IN = 18V
BRIGHTNESS = 100%
A CH2
6 SERIES x 4 PARALLEL
11.6V
V IN = 5V
BRIGHTNESS = 10%
A CH1
6 SERIES x 4 PARALLEL
840mV
1
2
4
Figure 10. Switching Waveforms (V IN = 18 V)
V OUT (100mV/DIV)
V SW (10V/DIV)
I L (500mA/DIV)
1
2
4
Figure 12. LED Current Waveforms (Brightness = 10%)
PWM (2V/DIV)
V FB1 (1V/DIV)
I FB1 (10mA/DIV)
V IN = 3V
BRIGHTNESS = 100%
A CH2
6 SERIES x 4 PARALLEL
11.6V
V IN = 5V
BRIGHTNESS = 70%
A CH1
6 SERIES x 4 PARALLEL
840mV
Figure 11. Switching Waveforms (V IN = 3 V)
Rev. 0 | Page 9 of 16
Figure 13. LED FB1 Waveforms (Brightness = 70%)
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