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參數(shù)資料
| 型號： | R1218N032A |
| 廠商： | Ricoh Co., Ltd. |
| 英文描述： | Step-up DC/DC converter for White LED Backlight |
| 中文描述： | 升壓直流/直流轉(zhuǎn)換器的白光LED背光 |
| 文件頁數(shù)： | 11/21頁 |
| 文件大?。?/td> | 679K |
| 代理商： | R1218N032A |
R1218x
4) Efficiency vs. LED Current (6LED) L: LQH32CN220, Diode: CRS02 (Topt=25
°
C)
R1218x062A
11
R1218x062A
0
12
8
4
16
20
0
30
20
10
40
50
60
80
70
90
100
V
IN
=2.7V
LED Current l
LED
(mA)
E
η
(
0
12
8
4
16
20
0
30
20
10
40
50
60
80
70
90
100
V
IN
=3.6V
LED Current l
LED
(mA)
E
η
(
R1218x062A
5) PWM Dimming Control (2 LED)
V
IN
=3.6V, R1=10
5-1. Duty vs. LED Current (Topt=25
°
C)
R1218x021A
0
12
8
4
16
20
0
30
20
10
40
50
60
80
70
90
100
V
IN
=4.2V
LED Current l
LED
(mA)
E
η
(
5kHz
1kHz
200Hz
0
60
40
Duty (%)
20
80
100
0
7.5
5.0
2.5
10.0
12.5
15.0
20.0
17.5
22.5
25.0
L
L
(
相關(guān)PDF資料 |
PDF描述 |
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| R1218N041A | Step-up DC/DC converter for White LED Backlight |
| R1218N052A | Step-up DC/DC converter for White LED Backlight |
| R1218N062A | Step-up DC/DC converter for White LED Backlight |
| R1225N | PWM/VFM step-down DC/DC Converter |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| R1218N041A | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:Step-up DC/DC converter for White LED Backlight |
| R1218N042A | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:Step-up DC/DC converter for White LED Backlight |
| R1218N052A | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:Step-up DC/DC converter for White LED Backlight |
| R1218N062A | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:Step-up DC/DC converter for White LED Backlight |
| R1218X | 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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