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参数资料
| 型号： | MAX5957AETN+T |
| 厂商： | Maxim Integrated |
| 文件页数： | 4/25页 |
| 文件大小： | 634K |
| 描述： | IC TRPL PCI EXP/HOT-PLUG 56-TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 类型： | 热交换控制器 |
| 应用： | 通用型，PCI Express? |
| 内部开关： | 无 |
| 电源电压： | 3.3V，12V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 56-WFQFN 裸露焊盘 |
| 供应商设备封装： | 56-TQFN-EP（7x7） |
| 包装： | 带卷 (TR) |
Triple PCI Express, Hot-Plug Controllers
4 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(V
12VIN
= V
12S_+
= V
12S_-
= 12V, V
3.3S_+
=V
3.3S_-
= V
3.3AUXIN
= V
ON_
= V
AUXON_
= V
FON_
= 3.3V, PWRGD_ = FAULT_ = PORADJ =
TIM = OUTPUT_ = 12G_ = 3.3G_ = OPEN, INPUT_ = PRES-DET_ = PGND = GND, T
A
= T
J
= -40癈 to +85癈, unless otherwise
noted. Typical values are at T
A
= T
J
= +25癈.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX UNITS
PRES-DET_ High-to-Low Deglitch
Time
t
DEG
3
5
7
ms
V
PORADJ
= GND
1
祍
PORADJ = unconnected
90
160
250
R
PORADJ
= 20k&
35
55
75
R
PORADJ
= 100k&
145
265
380
PWRGD_ Power-On Reset
Deglitch Time (Note 2)
t
POR_HL
R
PORADJ
= 200k&
530
ms
PWRGD_ Low-to-High Deglitch
Time
t
POR_LH
4
祍
I
SINK
= 2mA
0.1
PWRGD_, FAULT_ Output Low
Voltage
I
SINK
= 30mA
0.8
V
PWRGD_, FAULT_ Output High
Leakage Current
PWRGD_, FAULT_ = 5.5V
1
礎
TIM = open
5.5
11
17
R
TIM
= 15k&
1.4
2.6
3.8
R
TIM
= 120k&
12
22
32
FAULT_ Timeout
t
FAULT
R
TIM
= 300k&
53
ms
FAULT_ Timeout During Startup
t
SU
2 x
t
FAULT
ms
Autorestart Delay Time
t
RESTART
64 x
t
FAULT
ms
Fault Reset Minimum Pulse Width
t
RESET
(Note 4)
100
祍
Thermal Shutdown Threshold
t
SD
T
J
rising
150
Thermal Shutdown Hysteresis
20
癈
OUT_ Debounce Time
t
DBC
2.6
4.4
6.2
ms
OUT_ Voltage High
I
SOURCE
= 2mA
V
3.3 AU
X
IN
- 0.3
V
3.3 AU X IN
V
OUT_ Voltage Low
I
SINK
= 2mA
0.4
V
Note 1: All devices are 100% production tested at T
A
= +25癈. Limits 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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| MAX5957LETN+ | 功能描述:热插拔功率分布 Triple PCIe Hot Plug Controller RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube |
| MAX5957LETN+T | 功能描述:热插拔功率分布 Triple PCIe Hot Plug Controller RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube |
| MAX5958AETN+ | 功能描述:热插拔功率分布 Triple PCIe Hot Plug Controller RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube |
| MAX5958AETN+T | 功能描述:热插拔功率分布 Triple PCIe Hot Plug Controller RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube |
| MAX5958LETN+ | 功能描述:热插拔功率分布 Triple PCIe Hot Plug Controller RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube |
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