參數(shù)資料
型號(hào)： LTC4244CGN-1
廠商： LINEAR TECHNOLOGY CORP
元件分類： 電源管理
英文描述： Rugged, CompactPCI Bus Hot Swap Controllers
中文描述： 4-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO20
封裝： 0.150 INCH, PLASTIC, SSOP-20
文件頁(yè)數(shù)： 3/28頁(yè)
文件大?。?/td> 333K
代理商： LTC4244CGN-1
3
LTC4244/LTC4244-1
42441f
SYMBOL
I
CL
PARAMETER
Current Foldback
CONDITIONS
12V
IN
= 12V, 12V
OUT
= 0V, TIMER = 0V
12V
IN
= 12V, 12V
OUT
= 10V, TIMER = 0V
V
EEIN
= –12V, V
EEOUT
= 0V, TIMER = 0V
V
EEIN
= –12V, V
EEOUT
= –10V, TIMER = 0V
Junction Temperature, Ramping Up
12V
OUT
, Ramping Down
5V
OUT
, Ramping Down
3.3V
OUT
, Ramping Down
V
EEOUT
, Ramping Up, LTC4244 Only
OFF/ON, RESETIN, FAULT
OFF/ON, RESETIN, FAULT
OFF/ON, RESETIN = 0V
OFF/ON, RESETIN = 12V
RESETOUT, FAULT = 5V, OFF/ON = 0V, RESETIN = 3.3V
MIN
–100
–550
50
350
TYP
–360
–850
225
610
150
11.1
4.61
2.90
–11.1
MAX
–1000
–1500
350
870
UNITS
mA
mA
mA
mA
G
G
G
G
T
TS
V
TH
Thermal Shutdown Temperature
Power Good Threshold Voltage
°
C
V
V
V
V
V
V
μ
A
μ
A
μ
A
G
G
G
G
10.8
4.50
2.80
–10.8
11.4
4.75
3.00
–11.4
0.8
V
IL
V
IH
I
IN
Logic Input Low Voltage
Logic Input High Voltage
OFF/ON, RESETIN Input Current
G
G
2
G
G
±
10
±
10
±
10
RESETOUT, FAULT Leakage
Current
PWRGD Output Current
5V
SENSE
Input Current
3.3V
SENSE
Input Current
5V
IN
Input Current
3.3V
IN
Input Current
G
PWRGD = 5V, OFF/ON = 4V
5V
SENSE
= 5V, 5V
OUT
= 0V
3.3V
SENSE
= 3.3V, 3.3V
OUT
= 0V
5V
IN
= 5V, TIMER = 0V
3.3V
IN
= 3.3V, TIMER = FLOAT
3.3V
IN
= 3.3V, TIMER = 0V
5V
OUT
= 5V, OFF/ON = 0V, TIMER = 0V
3.3V
OUT
= 3.3V, OFF/ON = 0V, TIMER = 0V
V
PRECHARGE
= 1V
OFF/ON = 0V, V
TIMER
= 0V
OFF/ON = 5V, V
TIMER
= 5V
TIMER_HI, (V
12VIN
– V
TIMER
), FAULT = 0V, Ramping Up
TIMER_LO, V
TIMER
, Ramping Down
V
TIMER
= (V
12VIN
– V
TIMER
), I
TIMER
= –1
μ
A
OFF/ON = 4V
OFF/ON = 4V
OFF/ON = 4V
OFF/ON = 4V
PWRGD, RESETOUT, FAULT, I = 1mA
V
DRIVE
= 2V
G
±
10
100
100
1.5
700
550
200
300
10
26
70
1.9
1.1
1
1000
500
500
1000
0.4
1.05
μ
A
μ
A
μ
A
mA
μ
A
μ
A
μ
A
μ
A
μ
A
μ
A
mA
G
57
56
0.8
510
400
107
170
0.1
21
45
1.6
0.8
G
G
G
G
5V
OUT
Input Current
3.3V
OUT
Input Current
PRECHARGE Input Current
TIMER Pin Current
G
G
G
I
TIMER
G
G
16
25
1.3
0.5
V
TIMER
TIMER Threshold Voltage
G
G
V
V
V
V
V
V
TIMER
R
DIS
External Timer Voltage
12V
OUT
Discharge Resistance
5V
OUT
Discharge Resistance
3.3V
OUT
Discharge Resistance
V
EEOUT
Discharge Resistance
Output Low Voltage
PRECHARGE Reference Voltage
G
G
G
G
G
440
200
200
390
V
OL
V
PXG
G
G
0.95
1
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
A
= 25
°
C. V
12VIN
= 12V, V
EEIN
= –12V, V
3.3VIN
= 3.3V, V
5VIN
= 5V, unless
otherwise noted.
The
G
denotes the specifications which apply over the full operating
Note 1:
Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2:
All currents into device pins are positive; all currents out of device
pins are negative. All voltages are referenced to ground unless otherwise
specified.
Note 3:
The 12V
IN
and V
EEIN
pins will withstand transient surges up to
±
15V, respectively, upon hot insertion.
相關(guān)PDF資料
PDF描述
LTC4244IGN Rugged, CompactPCI Bus Hot Swap Controllers
LTC4244IGN-1 Rugged, CompactPCI Bus Hot Swap Controllers
LTC4244CGN Rugged, CompactPCI Bus Hot Swap Controllers
LTC4252-1 TRANS ARRAY NPN/PNP SS MINI-6P
LTC4252 Negative 48V Hot Swap Controller
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC4244CGN-1#PBF 功能描述:IC CTRLR HOTSWAP PCI 20-SSOP 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(wú) 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(yè)面:1423 (CN2011-ZH PDF)
LTC4244CGN-1#TR 功能描述:IC CTRLR HOT SWAP CPCI 20-SSOP 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(wú) 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(yè)面:1423 (CN2011-ZH PDF)
LTC4244CGN-1#TRPBF 功能描述:IC CTRLR HOTSWAP PCI 20-SSOP 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
LTC4244IGN 功能描述:IC CTRLR HOT SWAP CPCI 20-SSOP 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(wú) 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(yè)面:1423 (CN2011-ZH PDF)
LTC4244IGN#PBF 功能描述:IC CTRLR HOTSWAP PCI 20-SSOP 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(wú) 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(yè)面:1423 (CN2011-ZH PDF)
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