參數(shù)資料
型號: LTC1643AL-1CGN#PBF
廠商: Linear Technology
文件頁數(shù): 2/16頁
文件大?。?/td> 236K
描述: IC CTRLR HOTSWAP PCI BUS 16SSOP
標準包裝: 100
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: 管件
2
LTC1643AL
LTC1643AL-1/LTC1643AH
 1643afb
GN PART MARKING
SYMBOL    PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
I
DD
V
12VIN
 Supply Current
ON = GND, ON = 3V
?/DIV>
3.5
8
mA
V
LKO
Undervoltage Lockout
12V
IN
?/DIV>
7
9.5
10.8
V
3V
IN
?/DIV>
2.25
2.5
2.75
V
5V
IN
?/DIV>
2.25
2.5
2.75
V
V
FB
Foldback Current Limit Voltage
V
FB
 = (V
5VIN
  V
5VSENSE
), V
5VOUT
 = 0V
?/DIV>
4
7.5
12
mV
V
FB
 = (V
5VIN
  V
5VSENSE
), V
5VOUT
 > 4V
?/DIV>
40
53
65
mV
V
FB
 = (V
3VIN
  V
3VSENSE
), V
3VOUT
 = 0V
?/DIV>
4
7.5
12
mV
V
FB
 = (V
3VIN
  V
3VSENSE
), V
3VOUT
 > 2V
?/DIV>
40
53
65
mV
t
CB
Circuit Breaker Trip Filter Time
14.6
I
CP
GATE Pin Output Current
Charge Pump On, V
GATE
 = GND, FAULT = High
?/DIV>
20
62
100
礎(chǔ)
Charge Pump Off, V
GATE
 = 5V, FAULT = High
200
礎(chǔ)
Charge Pump Off, V
GATE
 = 2V, FAULT = Low
?/DIV>
3
  17.5
mA
V
GATE
External Gate Voltage
(V
12VIN
  V
GATE
)
100
200
mV
V
DROP
Internal Switch Voltage Drop
(V
12VIN
  V
12VOUT
),
0癈 d T
A
 d 70癈
?/DIV>
225
600
I
12VOUT
 = 500mA
40癈 d T
A
 d 85癈
?/DIV>
225
750
mV
(V
EEOUT
  V
EEIN
), I
VEEIN
 = 100mA
?/DIV>
125
250
mV
I
CL
Current Foldback
12V
IN
 = 12V, 12V
OUT
 = 0V
?/DIV>
50
250
600
mA
12V
IN
 = 12V, 12V
OUT
 = 10V
?/DIV>
525
850
1500
mA
V
EEIN
 = 12V, V
EEOUT
 = 0V (LTC1643AL/LTC1643AH Only)   ?/SPAN>
50
160
500
mA
V
EEIN
 = 12V, V
EEOUT
 = 10V
?/DIV>
225
450
800
mA
T
TS
Thermal Shutdown Temperature
150
V
TH
Power-Good Threshold Voltage
V
12VOUT
0癈 d T
A
 d 70癈
?/DIV>
10.8
11.1
11.4
V
LTC1643AH/LTC1643AL Only
40癈 d T
A
 d 85癈
?/DIV>
10.4
11.1
11.4
V
V
EEOUT
0癈 d T
A
 d 70癈
?SPAN class="pst LTC1643AL-1CGN-PBF_2379535_5">    10.2
10.5
10.8
V
LTC1643AH/LTC1643AL Only
40癈 d T
A
 d 85癈
?SPAN class="pst LTC1643AL-1CGN-PBF_2379535_5">    10.0
10.5
10.8
V
ABSOLUTE MAXIMUM RATINGS
W
W
PACKAGE/ORDER INFORMATION
U
U
ORDER PART NUMBER
(Note 1)
Supply Voltages
12V
IN
................................................................ 13.2V
V
EEIN
.............................................................. 13.2V
Input Voltage (Pin 5) ................ 0.3V
 
to (12V
IN
 + 0.3V)
Output Voltages (Pins 6, 7) ...... 0.3V
 
to (12V
IN
 + 0.3V)
Analog Voltages
(Pins 3, 4, 9, 10 to 14) ........ 0.3V
 
to (12V
IN
 + 0.3V)
V
EEOUT
............................................ 13.2V to + 0.3V
12V
OUT
.............................................. 0.3V to 13.2V
Operating Temperature Range
LTC1643ALC/LTC1643AL-1C/
LTC1643AHC...........................................0癈 to 70癈
LTC1643ALI/LTC1643AL-1I/
LTC1643AHI ...................................... 40癈 to 85癈
Storage Temperature Range ................. 65癈 to 150癈
Lead Temperature (Soldering, 10 sec)..................300癈
TOP VIEW
GN PACKAGE
16-LEAD NARROW PLASTIC SSOP
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
12V
IN
V
EEIN
3V
OUT
TIMER
N/ON*
FAULT
WRGD
GND
12V
OUT
V
EEOUT
5V
OUT
5V
IN
5V
SENSE
GATE
3V
SENSE
3V
IN
*ON FOR LTC1643AH,
N F R LT 1 4 AL LT 1 4 AL-1
T
JMAX
 = 150癈, ?/DIV>
JA
 = 135癈/W
LTC1643AHCGN
LTC1643ALCGN
LTC1643AL-1CGN
LTC1643AHIGN
LTC1643ALIGN
LTC1643AL-1IGN
DC ELECTRICAL CHARACTERISTICS
The ?/SPAN> denotes specifications which apply over the full operating
temperature range, otherwise specifications are T
A
 = 25?/SPAN>C. V
12VIN
 = 12V, V
EEIN
 = 12V, V
3VIN
 = 3.3V, V
5VIN
 = 5V (Note 2)
1643AH
1643AL
643AL1
643AHI
643ALI
43AL1I
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Order Options  Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPB
Lead Free Part Marking: http://www.linear.com/leadfree/
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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-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-1IGN#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)
LTC1643AL-1IGN#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-1IGNPBF 制造商:Linear Technology 功能描述:PCI-Bus Hot Swap Controller, LTC1643AL