參數(shù)資料
型號(hào): LTC1643AL-1CGN
廠商: LINEAR TECHNOLOGY CORP
元件分類: 電源管理
英文描述: DIODE, SMD, 5AMP 100V
中文描述: 4-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16
封裝: 0.150 INCH, PLASTIC, SSOP-16
文件頁數(shù): 8/16頁
文件大?。?/td> 251K
代理商: LTC1643AL-1CGN
8
LTC1643AL
LTC1643AL-1/LTC1643AH
1643afa
BLOCK DIAGRA
M
W
+
+
+
+
LOGIC
9.5V
UVL
5V
OUT
+
3V
OUT
12V
IN
62
μ
A
200
μ
A
Q5
ON/ON
FAULT
22
μ
A
3V
SENSE
10
GATE
11
5V
IN
13
5V
SENSE
12
12V
IN
12V
OUT
V
EEIN
V
EEOUT
TIMER
GND
12V
IN
3V
IN
9
5V
OUT
14
3V
OUT
3
2.5V
UVL
2.5V
UVL
REF
REF
REF
LTC1643AH/LTC1643AL
ONLY
LTC1643AH/LTC1643AL
ONLY
Q2
Q8
REF
1643A BD
C
P3
+
+
+
C
P4
C
P5
C
P7
Q3
Q4
5
1
16
4
2
15
8
6
7
PWRGD
Q7
Q1
Q9
Q10
Q6
APPLICATIO
S I
FOR
ATIO
U
Hot Circuit Insertion
When a circuit board is inserted into a live PCI slot, the
supply bypass capacitors on the board can draw huge
transient currents from the PCI power bus as they charge
up. The transient currents can cause permanent damage
to the connector pins and cause glitches on the power bus,
causing other boards in the system to reset.
The LTC1643A is designed to turn a board’s supply
voltages on and off in a controlled manner, allowing the
W
U
U
board to be safely inserted or removed from a live PCI slot
without glitching the system power supplies. The chip
also protects the PCI supplies from shorts and monitors
the supply voltages.
The LTC1643AH is designed for motherboard applica-
tions, while the LTC1643AL/LTC1643AL-1 are designed
for CompactPCI applications where the chip resides on
the plug-in board.
V
EEOUT
(Pin 15):
–12V Supply Output. A 1.2
switch is
connected between V
EEIN
and V
EEOUT
. V
EEOUT
must
exceed –10.8V before the PWRGD signal can go high on
the LTC1643AH and LTC1643AL.
PI
FU
CTIO
N
S
U
U
12V
OUT
(Pin 16):
12V Supply Output. A 0.5
switch is
connected between 12V
IN
and 12V
OUT
. 12V
OUT
must
exceed 11.4V before the PWRGD signal can go high on the
LTC1643AH and LTC1643AL.
相關(guān)PDF資料
PDF描述
LTC1643LCGN PCI-Bus Hot Swap Controller
LTC1643HIGN PCI-Bus Hot Swap Controller
LTC1643L-1 PCI-Bus Hot Swap Controller
LTC1643L-1CGN PCI-Bus Hot Swap Controller
LTC1643H PCI-Bus Hot Swap Controller
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC1643AL-1CGN#PBF 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(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)
LTC1643AL-1CGN#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(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)
LTC1643AL-1CGN#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(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)
LTC1643AL-1IGN 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(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)
LTC1643AL-1IGN#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(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)