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參數(shù)資料
| 型號： | MAX5954LETX+T |
| 廠商： | Maxim Integrated |
| 文件頁數(shù)： | 4/22頁 |
| 文件大?。?/td> | 1027K |
| 描述： | IC PCI EXP/HOT-PLUG CTRLR 36TQFN |
| 產(chǎn)品培訓模塊： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 標準包裝： | 2,500 |
| 類型： | 熱交換控制器 |
| 應用： | 通用型，PCI Express? |
| 內(nèi)部開關： | 無 |
| 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： | 36-WFQFN 裸露焊盤 |
| 供應商設備封裝： | 36-TQFN 裸露焊盤（6x6） |
| 包裝： | 帶卷 (TR) |
Single PCI Express, Hot-Plug
Controller
4 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(V
12VIN
= V
12S-
= V
12S+
= 12V, V
3.3S+
= V
3.3S-
= V
3.3VAUXIN
= V
ON
= V
AUXON
= V
FON
= 3.3V, PWRGD = FAULT = PORADJ = TIM =
OUTPUT = 12G = 3.3G = OPEN, INPUT = PRES-DET = PGND = GND, T
A
= -40癈 to +85癈, unless otherwise noted. Typical values
are at T
A
= +25癈.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
NIT
RES-DET High-to-Low
eglitch Time
t
DEG
3
5
7
ms
PORADJ = open
90
160
250
R
PORADJ
= 20k&
35
55
75
R
PORADJ
= 100k&
145
265
380
WRGD Power-On Reset
ime (Note 2)
t
POR_HL
R
PORADJ
= 200k&
570
ms
WRGD Low-to-High Deglitch
ime
t
POR_LH
4
祍
Sinking 2mA
0.1
WRGD, FAULT Output Low
oltage
Sinking 30mA
0.7
V
WRGD, FAULT Output-High
eakage Current
V
PWRGD
= V
FAULT
= 5.5V
1
礎
TIM = open
5.5
11
17.0
R
TIM
= 15k&
1.4
2.6
3.8
R
TIM
= 120k&
12
22
32
AULT Timeout
t
FAULT
R
TIM
= 300k&
59
ms
AULT Timeout During
tartup
t
SU
2 x t
FAULT
ms
utorestart Delay Time
t
RESTART
64 x t
FAULT
ms
ault Reset Minimum Pulse
idth
t
RESET
(Note 4)
100
祍
h rm l- h
wn Thr h l
T
SD
T
J
rising
+150
癈
hermal-Shutdown Threshold
ysteresis
20
癈
UTPUT Debounce Time
t
DBC
2.6
4.4
6.2
ms
UTPUT High Voltage
Sourcing 2mA
V
3.3VAUXIN
- 0.3
V
3.3 V AU X IN
V
UTPUT Low Voltage
Sinking 2mA
0.4
V
Note 1: 100% production tested at T
A
= +25癈. Parameters over temperature are guaranteed by design.
Note 2: PWRGD asserts a time t
POR_HL
after V
PGTH12
, V
PGTH3.3
, and V
PGTH3.3AUX
conditions are met.
Note 3: The UVLO for the 3.3V supply is sensed at 3.3S+.
Note 4: This is the time that ON or AUXON must stay low when resetting a fault condition.
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