參數(shù)資料
型號: LT1640L
廠商: Linear Technology Corporation
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: Negative Voltage Hot Swap Controller(負(fù)電壓熱交換控制器)
中文描述: 負(fù)電壓熱插拔控制器(負(fù)電壓熱交換控制器)
文件頁數(shù): 1/16頁
文件大?。?/td> 221K
代理商: LT1640L
1
LT1640L/LT1640H
Negative Voltage
Hot Swap Controller
I
Allows Safe Board Insertion and Removal
from a Live –48V Backplane
I
Operates from –10V to –80V
I
Programmable Inrush Current
I
Programmable Electronic Circuit Breaker
I
Programmable Overvoltage Protection
I
Programmable Undervoltage Lockout
I
Power Good Control Output
The LT
1640L/LT1640H is an 8-pin, negative voltage Hot
Swap
TM
controller that allows a board to be safely inserted
and removed from a live backplane. Inrush current is
limited to a programmable value by controlling the gate
voltage of an external N-channel pass transistor. The pass
transistor is turned off if the input voltage is less than the
programmable undervoltage threshold or greater than the
overvoltage threshold. A programmable electronic circuit
breaker protects the system against shorts. The PWRGD
(LTC1640L) or PWRGD (LTC1640H) signal can be used to
directly enable a power module. The LT1640L is designed
for modules with a low enable input and the LT1640H for
modules with a high enable input.
The LT1640L/LT1640H is available in 8-pin PDIP and SO
packages.
I
Central Office Switching
I
–48V Distributed Power Systems
I
Negative Power Supply Control
Hot Swap is a trademark of Linear Technology Corporation.
, LTC and LT are registered trademarks of Linear Technology Corporation.
Input Inrush Current
CONTACT
BOUNCE
1640 F07b
V
EE
V
DD
LT1640L
SENSE
C1
150nF
25V
C2
3.3nF
100V
C3
0.1
μ
F
100V
C4
100
μ
F
100V
Q1
IRF530
R2
10
5%
R3
18k
5%
1N4148
R4
562k
1%
R5
9.09k
1%
R6
10k
1%
R1
0.02
5%
4
OV
GND
GND(SHORT PIN)
3
2
–48V
OV = 71V
*
* DIODES INC. SMAT70A
THESE COMPONENTS ARE APPLICATION
SPECIFIC AND MUST BE SELECTED BASED
UPON OPERATING CONDITIONS AND DESIRED
PERFORMANCE. SEE APPLICATIONS
INFORMATION.
UV = 37V
UV
5
6
8
7
1
GATE
DRAIN
PWRGD
1640 TA01
V
OUT+
SENSE
+
TRIM
SENSE
V
OUT–
V
IN–
ON/OFF
LUCENT
JW050A1-E
V
IN+
2
9
8
5V
7
6
5
1
4
+
C5
100
μ
F
16V
+
4
3
2
1
APPLICATIOU
FEATURES
TYPICAL APPLICATIO
U
DESCRIPTIO
U
相關(guān)PDF資料
PDF描述
LT1640 Negative Voltage Hot Swap Controller
LT1640HIN8 Negative Voltage Hot Swap Controller
LT1640HIS8 Negative Voltage Hot Swap Controller
LT1640LCN8 Negative Voltage Hot Swap Controller
LT1640HCN8 Negative Voltage Hot Swap Controller
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LT1640L_1 制造商:LINER 制造商全稱:Linear Technology 功能描述:Negative Voltage Hot Swap Controller
LT1640LCN8 功能描述:IC CONTRLR HOTSWAP NEGVOLT 8-DIP RoHS:否 類別:集成電路 (IC) >> PMIC - 熱交換 系列:- 標(biāo)準(zhǔn)包裝:50 系列:- 類型:熱交換控制器 應(yīng)用:-48V 遠(yuǎn)程電力系統(tǒng),AdvancedTCA ? 系統(tǒng),高可用性 內(nèi)部開關(guān):無 電流限制:可調(diào) 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(yīng)商設(shè)備封裝:10-MSOP 包裝:管件
LT1640LCN8#PBF 功能描述:IC CONTRLR HOTSWAP NEGVOLT 8-DIP RoHS:是 類別:集成電路 (IC) >> PMIC - 熱交換 系列:- 產(chǎn)品培訓(xùn)模塊:Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:100 系列:- 類型:熱插拔開關(guān) 應(yīng)用:通用 內(nèi)部開關(guān):是 電流限制:可調(diào) 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(yīng)商設(shè)備封裝:10-TDFN-EP(3x3) 包裝:管件
LT1640LCS8 功能描述:IC CONTRLR HOTSWAP NEGVOLT 8SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - 熱交換 系列:- 標(biāo)準(zhǔn)包裝:50 系列:- 類型:熱交換控制器 應(yīng)用:-48V 遠(yuǎn)程電力系統(tǒng),AdvancedTCA ? 系統(tǒng),高可用性 內(nèi)部開關(guān):無 電流限制:可調(diào) 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(yīng)商設(shè)備封裝:10-MSOP 包裝:管件
LT1640LCS8#PBF 功能描述:IC CONTRLR HOTSWAP NEGVOLT 8SOIC RoHS:是 類別:集成電路 (IC) >> PMIC - 熱交換 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:119 系列:- 類型:熱交換控制器 應(yīng)用:通用型,PCI Express? 內(nèi)部開關(guān):無 電流限制:- 電源電壓:3.3V,12V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:80-TQFP 供應(yīng)商設(shè)備封裝:80-TQFP(12x12) 包裝:托盤 產(chǎn)品目錄頁面:1423 (CN2011-ZH PDF)