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G5121TB1U 参数 Datasheet PDF下载

G5121TB1U图片预览
型号: G5121TB1U
PDF下载: 下载PDF文件 查看货源
内容描述: 固定频率白光LED升压转换器 [Fixed Frequency White LED Step-Up Converter]
分类和应用: 转换器升压转换器
文件页数/大小: 10 页 / 551 K
品牌: GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
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Global Mixed-mode Technology Inc.
Typical Performance Characteristics
(continued)
Inrush Current for Driving 3 WLEDs
G5121
Inrush Current for Driving 2 WLEDs
OVP Waveform
Dimming Control for Driving 4 WLEDs
Efficiency vs. Load Current
90
80
70
Efficiency (%)
60
50
40
30
20
10
0
5
10
15
Load Current (mA)
20
25
5LEDs, C
O
=1
µ
F
V
IN
=2.7V
V
IN
=3.6V
V
IN
=4.2V
Efficiency (%)
90
80
Efficiency vs. Load Current
V
IN
=2.7V
70
60
50
40
30
20
10
0
5
10
15
Load Current (mA)
V
IN
=3.6V
V
IN
=4.2V
4LEDs, C
O
=1
µ
F
20
25
Ver: 1.3
Nov 13, 2006
TEL: 886-3-5788833
http://www.gmt.com.tw
4