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參數資料
型號: LTC4214-1IMS#PBF
廠商: Linear Technology
文件頁數: 1/32頁
文件大小: 277K
描述: IC CTRLR HOTSWAP NEGVOLT 10MSOP
標準包裝: 50
類型: 熱交換控制器
應用: 通用
內部開關:
電源電壓: 6 V ~ 16 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 10-TFSOP,10-MSOP(0.118",3.00mm 寬)
供應商設備封裝: 10-MSOP
包裝: 管件
LTC4214-1/LTC4214-2
1
421412f
TYPICAL APPLICATIO
APPLICATIO S
DESCRIPTIO
FEATURES
The LTC
?/DIV>
4214 negative voltage Hot Swap
TM
 controller
allows a board to be safely inserted and removed from a
live backplane. Output current is controlled by three stages
of current limiting: a timed circuit breaker, active current
limiting and a fast feedforward path that limits peak
current under worst-case catastrophic fault conditions.
Adjustable undervoltage and overvoltage detectors dis-
connect the load whenever the input supply exceeds the
desired operating range. The LTC4214 controls negative
supplies ranging from near zero to 16V. A multifunction
timer delays initial start-up and controls the circuit breakers
response time. This response time is accelerated by
sensing excessive MOSFET drain voltage, keeping the
MOSFET within its safe operating area (SOA). An adjust-
able soft-start circuit controls MOSFET inrush current at
start-up. A power good status output can enable a power
module at start-up or disable it if the circuit breaker trips.
The LTC4214-1 latches off after a circuit breaker fault times
out. The LTC4214-2 provides automatic retry after a fault.
The LTC4214 is available in the 10-pin MSOP package.
s
Hot Board Insertion
s
Electronic Circuit Breaker
s
Negative Power Supply Control
s
Central Office Switching
s
High Availability Servers
s
Disk Arrays
s
Optical Networking/Switching
s
ECL
, LTC and LT are registered trademarks of Linear Technology Corporation.
s
Allows Safe Board Insertion and Removal from a
Live Backplane
s
Controls Supplies from 0V to 16V
s
Adjustable Analog Current Limit With Circuit
Breaker Timer
s
Fast Response Time Limits Peak Fault Current
s
Adjustable Soft-Start Current Limit
s
Adjustable Timer with Drain Voltage Accelerated
Response
s
Adjustable Undervoltage/Overvoltage Protection
s
LTC4214-1: Latch Off After Fault
s
LTC4214-2: Automatic Retry After Fault
s
Available in the 10-Pin MSOP Package
Negative Low Voltage
Hot Swap Controllers
Hot Swap is a trademark of Linear Technology Corporation.
5.2V/5A ECL Supply Hot Swap Controller
 Start-Up Behavior
GATE
5V/DIV
SENSE
20mV/DIV
V
OUT
5V/DIV
PWRGD
5V/DIV
4214 TA02
4214 TA01
GND
3.3V
UV/OV
V
EE
V
IN
SENSE
SS
TIMER
GATE
PWRGD
LTC4214-1
34k
1%
10&
470&
2k
100nF
32.4k
1%
5.6nF
SMAJ7A
PUSH
RESET
3.3nF
10nF
5.2V
0.01&
IRF7413
GND
EN
5.2V
ECL
10&
1
9, 8
10
3
7
2
6
4
5
1nF
0.1礔
C
LOAD
100礔
GND
(SHORT PIN)
+
BSS138
75k
22&
DRAIN
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參數描述
LTC4214-2CMS 功能描述:IC CTRLR HOTSWAP NEGVOLT 10MSOP RoHS:否 類別:集成電路 (IC) >> PMIC - 熱交換 系列:- 標準包裝:50 系列:- 類型:熱交換控制器 應用:-48V 遠程電力系統,AdvancedTCA ? 系統,高可用性 內部開關:無 電流限制:可調 電源電壓:11.5 V ~ 14.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:10-TFSOP,10-MSOP(0.118",3.00mm 寬) 供應商設備封裝:10-MSOP 包裝:管件
LTC4214-2CMS#PBF 功能描述:IC CTRLR HOTSWAP NEGVOLT 10MSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 熱交換 系列:- 標準包裝:50 系列:- 類型:熱交換控制器 應用:-48V 遠程電力系統,AdvancedTCA ? 系統,高可用性 內部開關:無 電流限制:可調 電源電壓:11.5 V ~ 14.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:10-TFSOP,10-MSOP(0.118",3.00mm 寬) 供應商設備封裝:10-MSOP 包裝:管件
LTC4214-2CMS#TR 功能描述:IC CONTROLLER HOTSWAP NEG 10MSOP RoHS:否 類別:集成電路 (IC) >> PMIC - 熱交換 系列:- 標準包裝:50 系列:- 類型:熱交換控制器 應用:-48V 遠程電力系統,AdvancedTCA ? 系統,高可用性 內部開關:無 電流限制:可調 電源電壓:11.5 V ~ 14.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:10-TFSOP,10-MSOP(0.118",3.00mm 寬) 供應商設備封裝:10-MSOP 包裝:管件
LTC4214-2CMS#TRPBF 功能描述:IC CTRLR HOTSWAP NEGVOLT 10MSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 熱交換 系列:- 產品培訓模塊:Obsolescence Mitigation Program 標準包裝:100 系列:- 類型:熱插拔開關 應用:通用 內部開關:是 電流限制:可調 電源電壓:9 V ~ 13.2 V 工作溫度:-40°C ~ 150°C 安裝類型:表面貼裝 封裝/外殼:10-WFDFN 裸露焊盤 供應商設備封裝:10-TDFN-EP(3x3) 包裝:管件
LTC4214-2IMS 功能描述:IC CONTROLLER HOTSWAP NEG 10MSOP RoHS:否 類別:集成電路 (IC) >> PMIC - 熱交換 系列:- 產品培訓模塊:Obsolescence Mitigation Program 標準包裝:100 系列:- 類型:熱插拔開關 應用:通用 內部開關:是 電流限制:可調 電源電壓:9 V ~ 13.2 V 工作溫度:-40°C ~ 150°C 安裝類型:表面貼裝 封裝/外殼:10-WFDFN 裸露焊盤 供應商設備封裝:10-TDFN-EP(3x3) 包裝:管件
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