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參數(shù)資料
型號: LTC1643AHCGN#TR
廠商: Linear Technology
文件頁數(shù): 1/16頁
文件大小: 236K
描述: IC CTRLR HOTSWAP PCI BUS 16SSOP
標準包裝: 2,500
類型: 熱交換控制器
應用: CompactPCI?
內(nèi)部開關(guān):
電源電壓: 3.3V,5V,±12V
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 16-SSOP(0.154",3.90mm 寬)
供應商設(shè)備封裝: 16-SSOP
包裝: 帶卷 (TR)
1
LTC1643AL
LTC1643AL-1/LTC1643AH
 1643afb
PCI-Bus Hot Swap
Controller
Hot Swappable PCI Supply
?/DIV>
Allows Safe Board Insertion and Removal from a
Live PCI Slot
?/DIV>
Works on either a Motherboard (LTC1643AH) or
CompactPCI
TM
 Card (LTC1643AL/LTC1643AL-1)
?/DIV>
Controls 12V, 3.3V, 5V, 12V Supplies
?/DIV>
Programmable Foldback Current Limit with
Circuit Breaker
?/DIV>
User-Programmable Supply Voltage Power-Up Rate
?/DIV>
High Side Drive for External N-Channel MOSFETs
?/DIV>
12V and 12V On-Chip Switches
?/DIV>
Fault and Power-Good Outputs
?/DIV>
Available in a Narrow 16-Lead SSOP Package
The LTC
?/DIV>
1643A is a Hot Swap
TM
 controller that allows a board
to be safely inserted and removed from a live PCI-Bus slot.
Two external N-channel transistors control the 3.3V and 5V
supplies while on-chip switches control the 12V and 12V
supplies. All supply voltages can be ramped up at a program-
mable rate. An electronic circuit breaker protects all four
supplies against overcurrent faults. The foldback current limit
feature limits current spikes and power dissipation when
shorts occur and allows boards with large capacitances to be
powered up without tripping the circuit breaker. The PWRGD
output indicates when all of the supply voltages are within
tolerance and the FAULT output indicates an overcurrent
condition. The ON(LTC1643AH)/ON (LTC1643AL/
LTC1643AL-1) pin is used to cycle the board power or reset
the circuit breaker. The LTC1643AL-1 has the ?2V power
good comparators disabled.
The LTC1643A is available in a 16-pin narrow SSOP package.
?/DIV>
PCI-Based Servers
?/DIV>
CompactPCI
 
Compliant Boards
FEATURES
DESCRIPTIO
APPLICATIO S
TYPICAL APPLICATION
R2
0.005&
Q2
IRF7413
Q1
IRF7413
R1
0.007&
R5
10&
R6
10&
R7
100&
C1
0.047礔
5V
5A
3.3V
7.6A
GND
12V
100mA
12V
500mA
R3
10k
R4
10k
11
3
13
12
14
16
15
4
10
9
8
1
2
5
6
7
3V
IN
GND
12V
IN
V
EEIN
ON
FAULT
PWRGD
3V
SENSE
5V
SENSE
3V
OUT
LTC1643AH
5V
OUT
12V
OUT
V
EEOUT
TIMER
5V
IN
GATE
1643A TA01
SYSTEM
POWER
SUPPLY
PCI
POWER
SYSTEM
CONTROLLER
C2
0.1礔
RESET
LOGIC
RESET
, LT, LTC and LTM are registered trademarks of Linear Technology Corporation.
Hot Swap is a registered trademark of Linear Technology Corporation.
All other trademarks are the property of their respective owners.
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參數(shù)描述
LTC1643AHIGN 功能描述:IC CTRLR HOTSWAP PCI BUS 16SSOP RoHS:否 類別:集成電路 (IC) >> PMIC - 熱交換 系列:- 產(chǎn)品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:119 系列:- 類型:熱交換控制器 應用: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 供應商設(shè)備封裝:80-TQFP(12x12) 包裝:托盤 產(chǎn)品目錄頁面:1423 (CN2011-ZH PDF)
LTC1643AHIGN#PBF 功能描述:IC CTRLR HOTSWAP PCI BUS 16SSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 熱交換 系列:- 產(chǎn)品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:119 系列:- 類型:熱交換控制器 應用: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 供應商設(shè)備封裝:80-TQFP(12x12) 包裝:托盤 產(chǎn)品目錄頁面:1423 (CN2011-ZH PDF)
LTC1643AHIGN#TR 功能描述:IC CTRLR HOTSWAP PCI BUS 16SSOP RoHS:否 類別:集成電路 (IC) >> PMIC - 熱交換 系列:- 產(chǎn)品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:119 系列:- 類型:熱交換控制器 應用: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 供應商設(shè)備封裝:80-TQFP(12x12) 包裝:托盤 產(chǎn)品目錄頁面:1423 (CN2011-ZH PDF)
LTC1643AHIGN#TRPBF 功能描述:IC CTRLR HOTSWAP PCI BUS 16SSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 熱交換 系列:- 產(chǎn)品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:119 系列:- 類型:熱交換控制器 應用: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 供應商設(shè)備封裝:80-TQFP(12x12) 包裝:托盤 產(chǎn)品目錄頁面:1423 (CN2011-ZH PDF)
LTC1643AL-1CGN 功能描述:IC CTRLR HOTSWAP PCI BUS 16SSOP RoHS:否 類別:集成電路 (IC) >> PMIC - 熱交換 系列:- 產(chǎn)品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:119 系列:- 類型:熱交換控制器 應用: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 供應商設(shè)備封裝:80-TQFP(12x12) 包裝:托盤 產(chǎn)品目錄頁面:1423 (CN2011-ZH PDF)
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