- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄385764 > R1218N032A (Ricoh Co., Ltd.) Step-up DC/DC converter for White LED Backlight PDF資料下載
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)： | 12/21頁 |
| 文件大?。?/td> | 679K |
| 代理商： | R1218N032A |
R1218x
5-2. Output Voltage Waveform (Topt=25
°
C)
R1218x021A
12
R1218x021A
6) PWM Dimming Control (4 LED)
V
IN
=3.6V, R1=10
6-1. Duty vs. LED Current (Topt=25
°
C)
R1218x041A
0
2.4
1.6
0.8
3.2
C
V
C
(
0
10
5
fosc=200Hz
0
5
10
Output Voltage
Time (ms)
O
V
O
(
CE Input Voltage
0
0.12
0.08
0.04
0.16
0
10
5
fosc=5kHz
0
5
10
C
V
C
(
Output Voltage
Time (ms)
O
V
O
(
CE Input Voltage
6-2. Output Voltage Waveform (4 LED)
(Topt=25
°
C)
R1218x041A
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
(
R1218x041A
0
2.4
1.6
0.8
3.2
0
20
10
fosc=200Hz
0
5
10
C
V
C
(
Output Voltage
Time (ms)
O
V
O
(
CE Input Voltage
0
0.12
0.08
0.04
0.16
0
20
10
fosc=5kHz
0
5
10
C
V
C
(
Output Voltage
Time (ms)
O
V
O
(
CE Input Voltage
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 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 |
| R1282D002A | 2CH PWM DC/DC CONTROLLER |
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 |
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。