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EUP2983 参数 Datasheet PDF下载

EUP2983图片预览
型号: EUP2983
PDF下载: 下载PDF文件 查看货源
内容描述: 白光LED驱动器降压 - 升压型应用 [White LED Driver For Buck-Boost Application]
分类和应用: 驱动器
文件页数/大小: 8 页 / 684 K
品牌: ETC [ ETC ]
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芯美电子
Typical Operating Characteristics
94
92
90
88
86
Efficiency(%)
84
82
80
78
76
74
72
70
0
5
10
LED Current(mA)
15
15LEDs
27LEDs
3LEDs
20
Efficiency(%)
EUP2983
95
93
91
89
87
85
83
81
79
77
75
0
5
10
LED Current(mA)
15
20
VIN=6V
VIN=8.4V
VIN=15V
V
IN
=8.4V Driving Multiple Strings LED
Driving 9 Strings of 3 LEDs
LED Current vs. Direct-PWM Dimming
(F
CTRL
=1KHz)
22
20
18
LED Current(mA)
16
14
12
10
8
6
4
2
0
0
10
20
30
40 50 60
Duty Cycle(%)
70
80
90 100
Soft-Start and Shutdown
V
IN
=8.4V Driving 1 String of 3 LEDs
V
IN
=8.4V Driving 5 Strings of 3 LEDs
DS2983
Ver1.0
Feb. 2008
5
联系电话:15999644579 83151715