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参数资料
| 型号： | 750105 |
| 厂商： | Wurth Electronics Inc |
| 文件页数： | 2/24页 |
| 文件大小： | 0K |
| 描述： | BOARD EVAL FOR LT3574 |
| 标准包装： | 1 |
| 主要目的： | DC/DC，步降 |
| 输出及类型： | 1，隔离 |
| 功率 - 输出： | 2.5W |
| 输出电压： | 5V |
| 电流 - 输出： | 500mA（最小值） |
| 输入电压： | 10 ~ 30 V |
| 稳压器拓扑结构： | 回扫 |
| 板类型： | 完全填充 |
| 已供物品： | 板 |
| 已用 IC / 零件： | LT3574 |
| 其它名称： | 732-3309 |
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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| 750106 | 功能描述:BOARD EVAL FOR LT3575 RoHS:是 类别:编程器，开发系统 >> 评估板 - DC/DC 与 AC/DC（离线）SMPS 系列:- 标准包装:1 系列:- 主要目的:DC/DC，步降 输出及类型:1，非隔离 功率 - 输出:- 输出电压:3.3V 电流 - 输出:3A 输入电压:4.5 V ~ 28 V 稳压器拓扑结构:降压 频率 - 开关:250kHz 板类型:完全填充 已供物品:板 已用 IC / 零件:L7981 其它名称:497-12113STEVAL-ISA094V1-ND |
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