NCP5007
TYPICAL OPERATING CHARACTERISTICS
(All curve conditions: L = 22 m H, Cin = 4.7 m F, C out = 1.0 m F, Typical curve @ T a = +25 ° C)
100
90
80
2 LED/40 mA
30
25
70
4 LED/40 mA
5 LED/40 m A
20
I OUT = 20 mA Nom
60
50
40
3 LED/40 mA
15
30
20
10
0
10
5
0
I OUT = 10 mA Nom
L = 22 m H
T A = 25 ° C
2.50
3.00
3.50
4.00
4.50
5.00
5.50
2.5
3.0
3.5
4.0
4.5
5.0
5.5
25
20
15
10
V bat (V)
Figure 14. Overall Efficiency vs. Power Supply ?
I out = 40 mA, L = 22 m H
I OUT = 20 mA Nom
I OUT = 10 mA Nom
V BAT (V)
Figure 15. Current Variation vs. Power Supply with
3 Series LED’s
25
I OUT = 20 mA Nom
20
15
10
I OUT = 10 mA Nom
5
0
L = 22 m H
T A = 25 ° C
5
0
L = 22 m H
T A = 25 ° C
2.5
3.0
3.5
4.0
4.5
5.0
5.5
2.5
3.0
3.5
4.0
4.5
5.0
5.5
V BAT (V)
Figure 16. Current Variation vs. Power Supply with
4 Series LED’s
205
204
203
V BAT (V)
Figure 17. Current Variation vs. Power Supply with
5 Series LED’s
5
4
3
202
V bat = 3.1 V thru 5.5 V
2
201
200
199
198
197
196
1
0
?1
?2
?3
?4
V bat = 3.1V thru 5.5V
195
?40
?20
0
20
40
60
80
100
?5
?40
?20
0
20
40
60
80
100
TEMPERATURE ( ° C)
Figure 18. Feedback Voltage Stability
http://onsemi.com
10
TEMPERATURE ( ° C)
Figure 19. Feedback Voltage Variation
相关PDF资料
NCP5008DMR2 IC LED DRVR WHT BCKLT 10MICROSMD
NCP5010FCT1G IC LED DRVR WHT BCKLT 8-FLIPCHIP
NCP5021MUTXG IC WHITE LED DVR HV AMB 16-UQFN
NCP5050MTTXG IC LED DRIVR PHOTO FLASH 10-WDFN
NCP5111DR2G IC DRIVER HI/LOW SIDE HV 8-SOIC
NCP5304DR2G IC DRIVER HI/LOW SIDE HV 8-SOIC
NCP5355DG IC DRVR SYNC BUCK MOSF 12A 8SOIC
NCP5359ADR2G IC MOSFET GATE DVR DUAL 8-SOIC
相关代理商/技术参数
NCP5007SNT1G 功能描述:LED照明驱动器 White LED Backlight Boost RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
NCP5008 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:AC-DC Offline Switching Controllers/Regulators
NCP5008/D 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:White LED Driver
NCP5008_06 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:Backlight LED Boost Driver
NCP5008DMR2 功能描述:LED照明驱动器 15V Output Max LED RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
NCP5008DMR2G 功能描述:LED照明驱动器 15V Output Max LED Backlight RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
NCP5009 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:Backlight LED Boost Driver
NCP5009DMR2 功能描述:IC LED DRVR WHT BCKLT 10MICROSMD RoHS:否 类别:集成电路 (IC) >> PMIC - LED 驱动器 系列:- 标准包装:1 系列:- 恒定电流:- 恒定电压:- 拓扑:PWM,切换式电容器(充电泵) 输出数:1 内部驱动器:是 类型 - 主要:背光 类型 - 次要:白色 LED 频率:642kHz 电源电压:2.7 V ~ 5.5 V 输出电压:5V 安装类型:表面贴装 封装/外壳:10-VFDFN 裸露焊盘 供应商设备封装:10-VSON 包装:剪切带 (CT) 工作温度:-30°C ~ 85°C 产品目录页面:1371 (CN2011-ZH PDF) 其它名称:BD1603NUV-E2CT