參數(shù)資料
型號(hào): LTC4242CUHF#TRPBF
廠商: Linear Technology
文件頁數(shù): 3/24頁
文件大?。?/td> 350K
描述: IC CNTRLR HOT SWAP 38-QFN
標(biāo)準(zhǔn)包裝: 2,500
類型: 熱交換控制器
應(yīng)用: 通用型,PCI Express?
內(nèi)部開關(guān):
電源電壓: 2.7 V ~ 6 V
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 38-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 38-QFN(5x7)
包裝: 帶卷 (TR)
LTC4242
3
4242f
 
The ?/SPAN> denotes the speci cations which apply over the full operating
temperature range, otherwise speci cations are at T
A
 = 25癈. V
CC
 = V
AUXINn
 = V
3VINn
 = 3.3V, V
12VINn
 = 12V, unless otherwise noted.
(Note 2)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Supplies
V
IN
Operating Voltage
V
CC
12V
INn
3V
INn
AUXINn
?/DIV>
?/DIV>
?/DIV>
?/DIV>
2.7
10.1
3.0
3.0
6.0
14.4
6.0
6.0
V
V
V
V
I
DD
Input Supply Current
  V
CC
  12V
INn
  3V
INn
V
AUXONn
 = 2V, V
ONn
 = 2V
?/DIV>
?/DIV>
?/DIV>
1.6
0.5
0.35
4
1
1
mA
mA
mA
V
UVL
Supply Undervoltage Lockout
V
CC
 Rising
12V
INn
 Rising
3V
INn
 Rising
AUXINn Rising
?/DIV>
?/DIV>
?/DIV>
?/DIV>
2.3
9.48
2.57
2.57
2.45
9.78
2.67
2.67
2.6
10.08
2.77
2.77
V
V
V
V
LKO(HYST)
Supply Undervoltage Lockout Hysteresis
V
CC
12V
INn
3V
INn
AUXINn
?/DIV>
?/DIV>
?/DIV>
?/DIV>
30
90
20
20
100
130
35
35
200
170
50
50
mV
mV
mV
mV
Current Limit
SENSE(CB)
Circuit Breaker Trip Sense Voltage
  12V
INn
  12V
SENSEn
  3V
INn
  3V
SENSEn
?/DIV>
?/DIV>
45
45
50
50
55
55
mV
mV
SENSE(ACL)
Active Current Limit Sense Voltage
  12V
INn
  12V
SENSEn
  3V
INn
  3V
SENSEn
?/DIV>
?/DIV>
75
75
100
100
125
125
mV
mV
I
CBAUX
Circuit Breaking Current for AUX Supply
?/DIV>
385
550
715
mA
t
CB
Circuit Breaker Response Time
?/DIV>
10
20
40
Switch Resistance
R
AUX
Internal Switch Resistance
  R
AUX
 = (V
AUXINn
  V
AUXOUTn
)/I
(Note 4)
I = 375mA
?/DIV>
0.25
0.4
?/DIV>
External Gate Drive
I
GATE(UP)
External N-Channel Gate Pull-Up Current
Gate Drive On
  V
12VGATEn
 = 1V
  V
3VGATEn
 = 1V
?/DIV>
?/DIV>
5
5
9
9
13
13
礎(chǔ)
礎(chǔ)
I
GATE(DN)
External N-Channel Gate Pull-Down Current
Gate Drive Off
  V
12VGATEn
 = 17V, V
12VOUTn
 = 12V
  V
3VGATEn
 = 8.3V, V
3VOUTn
 = 3.3V
?/DIV>
?/DIV>
0.5
0.5
1
1
2
2
mA
mA
I
GATE(FPD)
External N-Channel Gate Fast Pull-Down
Current
Fast Turn Off
  V
12VGATEn
 = 17V, V
12VOUTn
 = 12V
  V
3VGATEn
 = 8.3V, V
3VOUTn
 = 3.3V
?/DIV>
?/DIV>
150
150
250
250
400
400
mA
mA
GATE
External N-Channel Gate Drive
  12V
GATEn
  12V
OUTn
  3V
GATEn
  3V
OUTn
I
GATE
 = 1礎(chǔ) (Note 3)
?/DIV>
?/DIV>
4.5
4.5
5.5
5.5
7.9
7.9
V
V
Input Pins
V
PG(TH)
Power Good Threshold Voltage
12V
OUTn
 Falling
3V
OUTn
 Falling
AUXOUTn Falling (Note 5)
?/DIV>
?/DIV>
?/DIV>
10.08
2.772
2.772
10.38
2.855
2.855
10.68
2.937
2.937
V
V
V
V
PG(HYST)
Power Good Hysteresis
12V
OUTn
3V
OUTn
AUXOUTn (Note 5)
?/DIV>
?/DIV>
?/DIV>
20
5
5
70
20
20
110
30
30
mV
mV
mV
ELECTRICAL CHARACTERISTICS
相關(guān)PDF資料
PDF描述
LTC4244CGN-1#TRPBF IC CTRLR HOTSWAP PCI 20-SSOP
LTC4245CG#TRPBF IC CNTRLR HOT SWAP 36-SSOP
LTC4251-2CS6#TRPBF IC CTRLR HOTSWAP NEGVOLT SOT23-6
LTC4252A-1IMS#TRPBF IC CNTRLR HOTSWAP NEGVOLT 10MSOP
LTC4253ACGN#TRPBF IC HOT SWAP CONTRLR -48V 16-SSOP
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC4242IG 制造商:LINER 制造商全稱:Linear Technology 功能描述:Dual Slot Hot Swap Controller for PCI Express
LTC4242IG#PBF 功能描述:IC CNTRLR HOT SWAP 36-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 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)
LTC4242IG#TRPBF 功能描述:IC CNTRLR HOT SWAP 36-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 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)
LTC4242IUHF 制造商:LINER 制造商全稱:Linear Technology 功能描述:Dual Slot Hot Swap Controller for PCI Express
LTC4242IUHF#PBF 功能描述:IC CTRLR HOTSWAP DUAL-SLOT 38QFN 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)