LT3492
TYPICAL APPLICATIONS
Triple Boost 100mA × 9 LED Driver with V IN Controlled Dimming
V IN
5V TO 16V
357k
CTRL1-3
L1
15μH
C1
2.2μF
3
L2
15μH
L3
15μH
40.2k
D1
D2
D3
C2
1μF
ISP1
C3
1μF
ISP2
C4
1μF
ISP3
ISN1
ISN2
ISN3
TG1
M1
TG2
M2
TG3
M3
750k
750k
750k
9 LEDs
100mA
OVP1
20k
9 LEDs
100mA
OVP2
20k
9 LEDs
100mA
OVP3
20k
SW1
ISP1-3
SW2
SW3
TG1-3
OVP1-3
18.2k
C5
1μF
ISN1-3
V IN
PWM1-3
SHDN
LT3492
V C1-3
V REF
FADJ
430k
2.2nF
110
100
90
80
70
60
50
40
30
C1: MURATA GRM31MR71C225KA35
C2-C5: MURATA GRM31MR71H105KA88
D1-D3: ZETEX ZLLS400TA
L1-L3: TAIYO YUDEN NP04SZB 150M
M1-M3: ZETEX ZXMP6A13F
LED Current Decreasing with V IN
GND
90
80
70
60
50
40
30
20
10
CTRL1-3
3492 TA08
Ef?ciency vs V IN
100k
1MHz
20
2
6
10
14
18
0
4
8
12
16
V IN (V)
3492 TA08b
V IN (V)
3492 TA08c
3492fa
16
相关PDF资料
LT3496IUFD#PBF IC LED DRVR WHT/RGB BCKLT 28-QFN
LT3497EDDB#TRMPBF IC LED DRIVR WHITE BCKLGT 10-DFN
LT3498EDDB#TRPBF IC LED DRVR WT/OLED BCKLGT 12DFN
LT3517HUF#PBF IC LED DRIVER AUTOMOTIVE 16-QFN
LT3519EMS-2#PBF IC LED DRVR HP CONST CURR 16MSOP
LT3590ESC8#TRMPBF IC LED DRVR WHITE BCKLGT SC-70-8
LT3591EDDB#TRMPBF IC LED DRIVER WHITE BCKLGT 8-DFN
LT3593ES6#TRMPBF IC LED DRIVR WHITE BCKLGT TSOT-6
相关代理商/技术参数
LT3492IFEPBF 制造商:LINER 制造商全称:Linear Technology 功能描述:Triple Output LED Driver with 3000:1 PWM Dimming
LT3492IFETRPBF 制造商:LINER 制造商全称:Linear Technology 功能描述:Triple Output LED Driver with 3000:1 PWM Dimming
LT3492IUFD 制造商:LINER 制造商全称:Linear Technology 功能描述:Triple Output LED Driver with 3000:1 PWM Dimming
LT3492IUFD#PBF 功能描述:IC LED DRIVER TRIPLE 28QFN RoHS:是 类别:集成电路 (IC) >> PMIC - LED 驱动器 系列:- 标准包装:6,000 系列:- 恒定电流:- 恒定电压:- 拓扑:开路漏极,PWM 输出数:4 内部驱动器:是 类型 - 主要:LED 闪烁器 类型 - 次要:- 频率:400kHz 电源电压:2.3 V ~ 5.5 V 输出电压:- 安装类型:表面贴装 封装/外壳:8-VFDFN 裸露焊盘 供应商设备封装:8-HVSON 包装:带卷 (TR) 工作温度:-40°C ~ 85°C 其它名称:935286881118PCA9553TK/02-TPCA9553TK/02-T-ND
LT3492IUFD#TRPBF 功能描述:IC LED DVR TRPL PWM DIM 28TSSOP RoHS:是 类别:集成电路 (IC) >> PMIC - LED 驱动器 系列:- 标准包装:6,000 系列:- 恒定电流:- 恒定电压:- 拓扑:开路漏极,PWM 输出数:4 内部驱动器:是 类型 - 主要:LED 闪烁器 类型 - 次要:- 频率:400kHz 电源电压:2.3 V ~ 5.5 V 输出电压:- 安装类型:表面贴装 封装/外壳:8-VFDFN 裸露焊盘 供应商设备封装:8-HVSON 包装:带卷 (TR) 工作温度:-40°C ~ 85°C 其它名称:935286881118PCA9553TK/02-TPCA9553TK/02-T-ND
LT3492IUFDPBF 制造商:LINER 制造商全称:Linear Technology 功能描述:Triple Output LED Driver with 3000:1 PWM Dimming
LT3492IUFDTRPBF 制造商:LINER 制造商全称:Linear Technology 功能描述:Triple Output LED Driver with 3000:1 PWM Dimming
LT3493 制造商:LINER 制造商全称:Linear Technology 功能描述:1.2A, 750kHz Step-Down Switching Regulator in 2mm × 3mm DFN