LT3745
ABSOLUTE MAXIMUM RATINGS
(Note 1)
PIN CONFIGURATION
V IN .......................................................................... 57V
CAP ......................................................... V IN – 8V to V IN
GATE ..............................................................CAP to V IN
LED00 to LED15, ISP, ISN .........................................40V
ISP .................................................ISN – 1V to ISN + 1V
FB, RT, T SET , I SET ....................................................... 2V
V CC ............................................................... –0.3V to 6V
SCKI, SCKO, SDI, SDO, LDI, LDO, PWMCK, SYNC,
SS, EN/UVLO ............................................. –0.3V to V CC
Operating Junction Temperature Range
(Notes 2, 3)
LT3745E ............................................ –40°C to 125°C
LT3745I ............................................. –40°C to 125°C
Storage Temperature Range .................. –65°C to 125°C
EN/UVLO 1
LED07 2
LED06 3
LED05 4
LED04 5
LED03 6
LED02 7
LED01 8
LED00 9
GND 10
TOP VIEW
40 39 38 37 36 35 34 33 32 31
41
GND
11 12 13 14 15 16 17 18 19 20
30 SYNC
29 LED08
28 LED09
27 LED10
26 LED11
25 LED12
24 LED13
23 LED14
22 LED15
21 GND
UJ PACKAGE
40-LEAD (6mm × 6mm) PLASTIC QFN
T JMAX = 125°C, θ JA = 34°C/W, θ JC = 2.5°C/W
EXPOSED PAD (PIN 41) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
LT3745EUJ#PBF
LT3745IUJ#PBF
TAPE AND REEL
LT3745EUJ#TRPBF
LT3745IUJ#TRPBF
PART MARKING*
3745
3745
PACKAGE DESCRIPTION
40-Lead (6mm × 6mm) Plastic QFN
40-Lead (6mm × 6mm) Plastic QFN
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on nonstandard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
3745f
2
相关PDF资料
LT3746IUHH#TRPBF IC LED DRIVER 32CHANNEL 56-QFN
LT3754IUH#TRPBF IC LED DVR 16CH 50MA 32QFN
LT3755EMSE#PBF IC LED DRVR HP CONS CURR 16-MSOP
LT3760EFE#PBF IC LED DVR WHT/CLR BCKLT 28TSSOP
LT3799IMSE#PBF IC LED DRIVER TRIAC DIM 16-MSOP
LT3956EUHE#PBF IC LED DVR BUCK BOOST 36-VQFN
LTC3201EMS#TRPBF IC LED DRVR WHITE BCKLGT 10-MSOP
LTC3202EDD#PBF IC LED DRIVR WHITE BCKLGT 10-DFN
相关代理商/技术参数
LT3745IUJ-1#PBF 功能描述:IC LED DRVR 16CH 50MA 40QFN 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
LT3745IUJ-1#TRPBF 功能描述:IC LED DRVR 16CH 50MA 40QFN 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
LT3746 制造商:LINER 制造商全称:Linear Technology 功能描述:16-Channel 50mA LED
LT3746EUHH#PBF 功能描述:IC LED DRIVER 32CHANNEL 56-QFN RoHS:是 类别:集成电路 (IC) >> PMIC - LED 驱动器 系列:- 特色产品:LM3445 TRIAC Dimmable LED Driver 标准包装:55 系列:PowerWise® 恒定电流:是 恒定电压:- 拓扑:PWM,降压(降压) 输出数:1 内部驱动器:无 类型 - 主要:- 类型 - 次要:高亮度 LED(HBLED) 频率:30kHz ~ 1MHz 电源电压:8 V ~ 12 V 输出电压:- 安装类型:表面贴装 封装/外壳:14-SOIC(0.154",3.90mm 宽) 供应商设备封装:14-SOICN 包装:管件 工作温度:-40°C ~ 125°C 产品目录页面:1285 (CN2011-ZH PDF) 其它名称:LM3445M
LT3746EUHH#TRPBF 功能描述:IC LED DRIVER 32CHANNEL 56-QFN 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
LT3746IUHH#PBF 功能描述:IC LED DRIVER 32CHANNEL 56-QFN 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
LT3746IUHH#TRPBF 功能描述:IC LED DRIVER 32CHANNEL 56-QFN 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
LT3748 制造商:LINER 制造商全称:Linear Technology 功能描述:Monolithic High Voltage Isolated Flyback Converter No External Start-Up Resistor