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| 型号： | LT3574EMS#PBF |
| 厂商： | Linear Technology |
| 文件页数： | 2/24页 |
| 文件大小： | 0K |
| 描述： | IC REG FLYBK ISO ADJ .65A 16MSOP |
| 标准包装： | 37 |
| 类型： | 回扫，隔离 |
| 输出类型： | 可调式 |
| 输出数： | 1 |
| 输出电压： | 可调至 60V |
| 输入电压： | 3 V ~ 40 V |
| PWM 型： | 电流模式，混合 |
| 频率 - 开关： | 40kHz ~ 1MHz |
| 电流 - 输出： | 650mA |
| 同步整流器： | 无 |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-TFSOP（0.118"，3.00mm 宽） |
| 包装： | 管件 |
| 供应商设备封装： | 16-MSOP |
| 产品目录页面： | 1332 (CN2011-ZH PDF) |
| 相关产品： | 732-2669-2-ND - TRANS FLYBACK LT3748 20UH SMD 732-2669-6-ND - TRANS FLYBACK LT3748 20UH SMD 732-2668-6-ND - TRANS FLYBACK LT3748 14UH SMD 732-2667-6-ND - TRANS FLYBACK LT3748 500UH SMD 732-2666-6-ND - TRANS FLYBACK LT3748 12UH SMD 732-2665-6-ND - TRANS FLYBACK LT3748 12UH SMD 732-2664-6-ND - TRANS FLYBACK LT3748 15UH SMD 732-2663-6-ND - TRANS FLYBACK LT3748 15UH SMD 732-2662-6-ND - TRANS FLYBACK LT3748 8UH SMD 732-2661-6-ND - TRANS FLYBACK LT3748 8UH SMD 更多... |
LT3574
ABSOLUTE MAXIMUM RATINGS
PIN CONFIGURATION
SW ............................................................................60V
V IN , SHDN /UVLO, R FB , BIAS .....................................40V
SS, VC, T C , R REF , R ILIM ...............................................5V
Maximum Junction Temperature .......................... 125°C
Operating Junction Temperature Range
(Note 2).................................................. –40°C to 125°C
Storage Temperature Range .................. –65°C to 150°C
GND
TEST
GND
SW
V IN
BIAS
SHDN /UVLO
GND
TOP VIEW
1 16
2 15
3 14
4 13
5 12
6 11
7 10
8 9
MS PACKAGE
16-LEAD PLASTIC MSOP
GND
TC
R REF
R FB
VC
R ILIM
SS
GND
T JMAX = 125°C, θ JA = 120°C/W, θ JC = 21°C/W
ORDER INFORMATION
LEAD FREE FINISH
LT3574EMS#PBF
LT3574IMS#PBF
TAPE AND REEL
LT3574EMS#TRPBF
LT3574IMS#TRPBF
PART MARKING*
3574
3574
PACKAGE DESCRIPTION
16-Lead Plastic MSOP
16-Lead Plastic MSOP
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.
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/
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T A = 25°C. V IN = 12V, unless otherwise noted.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Input Voltage Range
Quiescent Current
Soft-Start Current
SS = 0V
V SHDN /UVLO = 0V
SS = 0.4V
l
3
3.5
0
7
40
1
V
mA
μA
μA
SHDN /UVLO Pin Threshold
SHDN /UVLO Pin Hysteresis Current
UVLO Pin Voltage Rising
V UVLO = 1V
l
1.15
2
1.22
2.5
1.29
3
V
μA
Soft-Start Threshold
Maximum Switching Frequency
0.7
1000
V
kHz
Switch Current Limit
Minimum Current Limit
Switch V CESAT
R ILIM = 10k
V C = 0V
I SW = 0.5A
0.65
0.9
100
150
1.1
250
A
mA
mV
R REF Voltage
R REF Voltage Line Regulation
R REF Pin Bias Current
V IN = 3V
3V < V IN < 40V
(Note 3)
l
l
1.21
1.20
1.23
0.01
100
1.25
1.25
0.03
600
V
%/ V
nA
I REF Reference Current
Error Amplifier Voltage Gain
Measured at R FB Pin with R REF = 6.49k
V IN = 3V
190
150
μA
V/V
3574f
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LT3574EMSTRPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:Isolated Flyback Converter Without an Opto-Coupler |
| LT3574IMS | 制造商:LINER 制造商全称:Linear Technology 功能描述:Isolated Flyback Converter Without an Opto-Coupler |
| LT3574IMS#PBF | 功能描述:IC REG FLYBK ISO ADJ .65A 16MSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:2,500 系列:- 类型:降压（降压） 输出类型:固定 输出数:1 输出电压:1.2V，1.5V，1.8V，2.5V 输入电压:2.7 V ~ 20 V PWM 型:- 频率 - 开关:- 电流 - 输出:50mA 同步整流器:是 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:10-TFSOP，10-MSOP（0.118"，3.00mm 宽）裸露焊盘 包装:带卷 (TR) 供应商设备封装:10-MSOP 裸露焊盘 |
| LT3574IMS#TRPBF | 功能描述:IC REG FLYBK ISO ADJ .65A 16MSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:2,500 系列:- 类型:降压（降压） 输出类型:固定 输出数:1 输出电压:1.2V，1.5V，1.8V，2.5V 输入电压:2.7 V ~ 20 V PWM 型:- 频率 - 开关:- 电流 - 输出:50mA 同步整流器:是 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:10-TFSOP，10-MSOP（0.118"，3.00mm 宽）裸露焊盘 包装:带卷 (TR) 供应商设备封装:10-MSOP 裸露焊盘 |
| LT3574IMSPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:Isolated Flyback Converter Without an Opto-Coupler |
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