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参数资料
| 型号： | LT3475IFE#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 2/20页 |
| 文件大小： | 0K |
| 描述： | IC LED DRVR HP CONS CURR 20TSSOP |
| 标准包装： | 2,500 |
| 恒定电流： | 是 |
| 拓扑： | PWM，降压（降压） |
| 输出数： | 2 |
| 内部驱动器： | 是 |
| 类型 - 主要： | 车载，背光 |
| 类型 - 次要： | 颜色，白色 LED |
| 频率： | 200kHz ~ 2MHz |
| 电源电压： | 3.7 V ~ 36 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 20-TSSOP（0.173"，4.40mm 宽）裸露焊盘 |
| 供应商设备封装： | 20-TSSOP-EP |
| 包装： | 带卷 (TR) |
| 工作温度： | -40°C ~ 125°C |
LT3475/LT3475-1
ABSOLUTE
AXI U RATI GS
PIN CONFIGURATION
(Note 1)
TOP VIEW
V IN Pin .........................................................(-0.3V), 40V
BOOST Pin Voltage ...................................................60V
BOOST Above SW Pin ...............................................30V
OUT, LED, Pins (LT3475) ...........................................15V
OUT1
LED1
BOOST1
SW1
1
2
3
4
20 PWM1
19 V ADJ1
18 V C1
17 REF
OUT, LED Pins (LT3475-1).........................................25V
PWM Pin ...................................................................15V
V ADJ Pin ......................................................................6V
V C , R T , REF Pins ..........................................................3V
V IN
V IN
SW2
BOOST2
LED2
5
6
7
8
9
21
16 SHDN
15 GND
14 R T
13 V C2
12 V ADJ2
SHDN Pin ...................................................................V IN
OUT2 10
11 PWM2
Maximum Junction Temperature (Note 2)............. 125°C
Operating Temperature Range (Note 3)
LT3475E/LT3475E-1 ............................. –40°C to 85°C
LT3475I/LT3475I-1 ............................. –40°C to 125°C
Storage Temperature Range................... –65°C to 150°C
Lead Temperature Range (Soldering, 10 sec) ....... 300°C
ORDER INFORMATION
FE PACKAGE
20-LEAD PLASTIC TSSOP
T JMAX = 125°C, θ JA = 30°C/W, θ JC = 8°C/W
EXPOSED PAD (PIN 21) IS GROUND AND MUST
BE ELECTRICALLY CONNECTED TO THE PCB.
LEAD FREE FINISH
LT3475EFE#PBF
LT3475IFE#PBF
LT3475EFE-1#PBF
LT3475IFE-1#PBF
TAPE AND REEL
LT3475EFE#TRPBF
LT3475IFE#TRPBF
LT3475EFE-1#TRPBF
LT3475IFE-1#TRPBF
PART MARKING*
LT3475EFE
LT3475IFE
LT3475FE-1
LT3475FE-1
PACKAGE DESCRIPTION
20-Lead Plastic TSSOP
20-Lead Plastic TSSOP
20-Lead Plastic TSSOP
20-Lead Plastic TSSOP
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 125°C
–40°C to 85°C
–40°C to 125°C
Consult LTC Marketing for parts speci?ed with wider operating temperature ranges. *The temperature grade is identi?ed by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based ?nish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel speci?cations, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS The ● denotes the speci?cations which apply over the full operating
temperature range, otherwise speci?cations are at T A = 25°C. V IN = 12V, V BOOST = 16V, V OUT = 4V unless otherwise noted (Note 3)
PARAMETER
Minimum Input Voltage
Input Quiescent Current
Shutdown Current
CONDITIONS
Not Switching
SHDN = 0.3V, V BOOST = V OUT = 0V
●
MIN
TYP
3.7
6
0.01
MAX
4
8
2
UNITS
V
mA
μA
3475fb
2
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LT3476 | 制造商:SHINDENGEN 制造商全称:Shindengen Electric Mfg.Co.Ltd 功能描述: |
| LT3476EUHF | 制造商:Linear Technology 功能描述:SP-SWREG/LED Driver, High Current Quad Output LED Driver in QFN (5x7) |
| LT3476EUHF#PBF | 功能描述:IC LED DRVR HP CONST CURR 38-QFN RoHS:是 类别:集成电路 (IC) >> PMIC - LED 驱动器 系列:- 标准包装:60 系列:- 恒定电流:- 恒定电压:- 拓扑:线性（LDO），PWM，升压（升压） 输出数:8 内部驱动器:是 类型 - 主要:背光 类型 - 次要:RGB，白色 LED 频率:500kHz ~ 1.5MHz 电源电压:4.75 V ~ 26 V 输出电压:45V 安装类型:* 封装/外壳:* 供应商设备封装:* 包装:* 工作温度:-40°C ~ 85°C |
| LT3476EUHF#TR | 制造商:Linear Technology 功能描述:SP-SWREG/LED Driver, High Current Quad Output LED Driver in QFN (5x7) |
| LT3476EUHF#TRPBF | 功能描述:IC LED DRVR HP CONST CURR 38-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 |
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