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参数资料
| 型号： | MAX5935EAX+ |
| 厂商： | Maxim Integrated |
| 文件页数： | 5/44页 |
| 文件大小： | 700K |
| 描述： | IC CTRLR POWER QUAD 36-SSOP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 30 |
| 类型： | 以太网供电控制器（PoE） |
| 应用： | 远程外设（工业控制，相机，数据访问） |
| 内部开关： | 无 |
| 电源电压： | -32 V ~ -60 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 36-BSOP（0.295"，7.50mm 宽） |
| 供应商设备封装： | 36-SSOP |
| 包装： | 管件 |
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Quad Network Power Controller
for Power-Over-LAN
_______________________________________________________________________________________ 5
ELECTRICAL CHARACTERISTICS (continued)
(AGND = +48V. V
EE
= 0V, V
DD
to DGND = +3.3V. All voltages are referenced to V
EE
, unless otherwise noted. Typical
values are at AGND = +48V, DGND = +48V, V
DD
= (DGND + 3.3V), T
A
= +25癈. Currents are positive when entering the pin and
negative otherwise.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
NIT
Internal Input Pullup/Pulldown
Resistor
R
DIN
Pullup (pulldown) resistor to V
DD
(DGND) to set
default level
25
50
75
k&
Open-Drain Output Low
Voltage
V
OL
I
SINK
= 15mA
0.4
V
Open-Drain Leakage
I
OL
Open-drain high impedance, V
O
= 3.3V
2
礎
TIMING
Startup Time
t
START
Time during which a current limit set by V
SU_LIM
is allowed, starts when the GATE_ is turned on
(Note 8)
50
60
70
ms
Fault Time
t
FAULT
Maximum allowed time for an overcurrent
condition set by V
FLT_LIM
after startup (Note 8)
50
60
70
ms
Port Turn-Off Time
t
OFF
Minimum delay between any port turning off,
does not apply in the case of a reset
0.5
0.75
1
ms
Detection Time
t
DET
Maximum time allowed before detection
is completed
320
ms
Midspan Mode Detection
Delay
t
DMID
2.0
2.4
s
Classification Time
t
CLASS
Time allowed for classification
40
ms
V
EEUVLO
Turn-On Delay
t
DLY
Time V
AGND
must be above the V
EEUVLO
thresholds before the device operates
2
4
ms
RSTR bits = 00
16 x
t
FAULT
RSTR bits = 01
32 x
t
FAULT
RSTR bits = 10
64 x
t
FAULT
Restart Timer
t
RESTART
Ti
m e a p or t has to w ai t
b efor e tur ni ng on after
an
over cur r ent faul
t,
RS TR_E
N b i t = hi
g h
RSTR bits = 11
0
ms
Watchdog Clock Period
t
WD
Rate of decrement of the watchdog timer
164
ms
TIMING CHARACTERISTICS for 2-WIRE FAST MODE (Figures 5 and 6)
Serial Clock Frequency
f
SCL
(Note 9)
400
kHz
Bus Free Time Between a
STOP and a START Condition
t
BUF
(Note 9)
1.2
祍
Hold Time for Start Condition
t
HD STA
(Note 9)
0.6
祍
Low Period of the SCL Clock
t
LOW
(Note 9)
1.2
祍
High Period of the SCL Clock
t
HIGH
(Note 9)
0.6
祍
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX5935EAX+ | 功能描述:热插拔功率分布 Quad Network Power 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 |
| MAX5935EAX+T | 功能描述:热插拔功率分布 Quad Network Power 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 |
| MAX5935EAX-T | 功能描述:热插拔功率分布 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 |
| MAX5936AAESA | 功能描述:热插拔功率分布 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 |
| MAX5936AAESA+ | 功能描述:热插拔功率分布 48V- Hot-Swap 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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