參數(shù)資料
型號(hào): R1218X
廠商: Ricoh Co., Ltd.
英文描述: Step-up DC/DC converter for Whilte LED Backlight
中文描述: 升壓直流/直流轉(zhuǎn)換器Whilte LED背光
文件頁(yè)數(shù): 10/14頁(yè)
文件大?。?/td> 321K
代理商: R1218X
R1218X
4. Efficiency vs. I
LED
(6LED) L: LQH32CN220, Diode: CRS02
10
5. PWM Dimming Control (2 LED)
V
IN
=3.6V, R1=10
5-1. Duty vs. LED current
L
Diode
LQH32CN220
CRS02
L
Diode
LQH32CN220
CRS02
0
10
20
30
40
50
60
70
80
90
100
0
4
8
12
16
20
LED Current I
LED
(mA)
E
η
(
V
IN
=2.7V
R1218X062A
0
10
20
30
40
50
60
70
80
90
100
0
4
8
12
16
20
LED Current I
LED
(mA)
E
η
V
IN
=3.6V
R1218X062A
0
10
20
30
40
50
60
70
80
90
100
0
4
8
12
16
20
LED Current I
LED
(mA)
E
η
25
V
IN
=4.2V
R1218X062A
0
2.5
5
7.5
10
12.5
15
17.5
20
22.5
25
0
20
40
60
80
100
DUTY (%)
L
L
5kHz
1kHz
200Hz
R1218X021A
Topt=25
相關(guān)PDF資料
PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
R1218XXX1A 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:Step-up DC/DC converter for Whilte LED Backlight
R1218XXX2A 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:Step-up DC/DC converter for Whilte LED Backlight
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