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参数资料
| 型号： | LTC4251-1IS6#TRM |
| 厂商： | Linear Technology |
| 文件页数： | 2/24页 |
| 文件大小： | 266K |
| 描述： | IC CTRLR HOTSWAP NEGVOLT SOT23-6 |
| 标准包装： | 500 |
| 类型： | 热交换控制器 |
| 应用： | 通用 |
| 内部开关： | 无 |
| 电源电压： | -36 V ~ -72 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | SOT-23-6 细型，TSOT-23-6 |
| 供应商设备封装： | SOT-23-6 |
| 包装： | 带卷 (TR) |
| 其它名称： | LTC4251-1IS6 LTC4251-1IS6-ND LTC42511IS6 |
2
425112fd
LTC4251/LTC4251-1/
LTC4251-2
For more information www.linear.com/4251
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
SENSE 1
V
EE
2
V
IN
3
6 GATE
5 UV/OV*
4 TIMER
TOP VIEW
S6 PACKAGE
6-LEAD PLASTIC SOT-23
*UV FOR LTC4251-2
T
JMAX
= 125癈, ?/DIV>
JA
= 256癈/W
ELECTRICAL CHARACTERISTICS
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V
Z
V
IN
to V
EE
Zener Voltage
I
IN
= 2mA
l 11.5
13
14.5
V
r
Z
V
IN
to V
EE
Zener Dynamic Impedance I
IN
= 2mA to 30mA
5
?/DIV>
I
IN
V
IN
Supply Current
UV/OV = 4V , V
IN
= (V
Z
0.3V)
l
0.8
2
mA
V
LKO
V
IN
Undervoltage Lockout
Coming Out of UVLO (Rising V
IN
)
l
9.2
11.5
V
V
LKH
V
IN
Undervoltage Lockout Hysteresis
1
V
V
CB
Circuit Breaker Current Limit Voltage
V
CB
= (V
SENSE
V
EE
)
l
40
50
60
mV
V
ACL
Analog Current Limit Voltage
V
ACL
= (V
SENSE
V
EE
)
l
80
100
120
mV
V
FCL
Fast Current Limit Voltage
V
FCL
= (V
SENSE
V
EE
)
l
150
200
300
mV
I
GATE
GATE Pin Output Current
UV/OV = 4V , V
SENSE
= V
EE
, V
GATE
= 0V (Sourcing)
UV/OV = 4V , V
SENSE
V
EE
= 0.15V , V
GATE
= 3V (Sinking)
UV/OV = 4V , V
SENSE
V
EE
= 0.3V , V
GATE
= 1V (Sinking)
l
40
58
17
190
80
礎
mA
mA
V
GATE
External MOSFET Gate Drive
V
GATE
V
EE
, I
IN
= 2mA
l
10
12
V
Z
V
The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25癈. (Notes 2, 3)
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC4251CS6#PBF
LTC4251CS6#TRPBF
LTUQ
6-Lead Plastic SOT-23
0癈 to 70癈
LTC4251IS6#PBF
LTC4251IS6#TRPBF
LTUR
6-Lead Plastic SOT-23
40癈 to 85癈
LTC4251-1CS6#PBF
LTC4251-1CS6#TRPBF
LTQU
6-Lead Plastic SOT-23
0癈 to 70癈
LTC4251-1IS6#PBF
LTC4251-1IS6#TRPBF
LTQV
6-Lead Plastic SOT-23
40癈 to 85癈
LTC4251-2CS6#PBF
LTC4251-2CS6#TRPBF
LTK6
6-Lead Plastic SOT-23
0癈 to 70癈
LTC4251-2IS6#PBF
LTC4251-2IS6#TRPBF
LTAAZ
6-Lead Plastic SOT-23
40癈 to 85癈
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard 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/
Current into V
IN
(100祍 Pulse) .............................100mA
Minimum V
IN
Voltage ............................................ 0.3V
Gate, UV/OV, Timer Voltage........................ 0.3V to 16V
Sense Voltage ............................................ 0.6V to 16V
Current Out of Sense Pin (20祍 Pulse) .............. 200mA
Maximum Junction Temperature .......................... 125癈
Operating Temperature Range
LTC4251C/LTC4251-1C/LTC4251-2C ........0癈 to 70癈
LTC4251I/LTC4251-1I/LTC4251-2I ........40癈 to 85癈
Storage Temperature Range ..................65癈 to 150癈
Lead Temperature (Soldering, 10 sec) ...................300癈
(Note 1), All Voltages are Referred to V
EE
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相关代理商/技术参数 |
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| LTC4251-2 | 制造商:LINER 制造商全称:Linear Technology 功能描述:Negative voltage Hot Swap controllers in SOT-23 |
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| LTC4251-2CS6#TR | 功能描述:IC CTRLR HOTSWP NEG VOLT SOT23-6 RoHS:否 类别:集成电路 (IC) >> PMIC - 热交换 系列:- 标准包装:50 系列:- 类型:热交换控制器 应用:-48V 远程电力系统，AdvancedTCA ? 系统，高可用性 内部开关:无 电流限制:可调 电源电压:11.5 V ~ 14.5 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:10-TFSOP，10-MSOP（0.118"，3.00mm 宽） 供应商设备封装:10-MSOP 包装:管件 |
| LTC4251-2CS6#TRM | 功能描述:IC CTRLR HOTSWP NEG VOLT SOT23-6 RoHS:否 类别:集成电路 (IC) >> PMIC - 热交换 系列:- 标准包装:50 系列:- 类型:热交换控制器 应用:-48V 远程电力系统，AdvancedTCA ? 系统，高可用性 内部开关:无 电流限制:可调 电源电压:11.5 V ~ 14.5 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:10-TFSOP，10-MSOP（0.118"，3.00mm 宽） 供应商设备封装:10-MSOP 包装:管件 |
| LTC4251-2CS6#TRMPBF | 功能描述:IC CTRLR HOTSWAP NEGVOLT SOT23-6 RoHS:是 类别:集成电路 (IC) >> PMIC - 热交换 系列:- 标准包装:50 系列:- 类型:热交换控制器 应用:-48V 远程电力系统，AdvancedTCA ? 系统，高可用性 内部开关:无 电流限制:可调 电源电压:11.5 V ~ 14.5 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:10-TFSOP，10-MSOP（0.118"，3.00mm 宽） 供应商设备封装:10-MSOP 包装:管件 |
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