參數(shù)資料
型號： MAX5952CUAX+
廠商： Maxim Integrated
文件頁數(shù)： 5/50頁
文件大?。?/td> 1006K
描述： IC PSE CNTRLR FOR POE 36-SSOP
產(chǎn)品培訓模塊： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝： 30
類型： 以太網(wǎng)供電控制器（PoE）
應用： 遠程外設（工業(yè)控制，相機，數(shù)據(jù)訪問）
內部開關： 無
工作溫度： 0°C ~ 85°C
安裝類型： 表面貼裝
封裝/外殼： 36-BSOP（0.295"，7.50mm 寬）
供應商設備封裝： 36-SSOP
包裝： 管件
High-Power, Quad, PSE Controller
for Power-Over-Ethernet
_______________________________________________________________________________________   5
ELECTRICAL CHARACTERISTICS (continued)
(V
AGND
= 32V to 60V, V
EE
= 0V, V
DD
to V
DGND
= +3.3V, all voltages are referenced to V
EE
, unless otherwise noted. Typical values are at
V
AGND
= +48V, V
DGND
= +48V, V
DD
= (V
DGND
+ 3.3V), T
A
= +25癈. Currents are positive when entering the pin and negative other-
wise.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
LOAD DISCONNECT
DC Load Disconnect
Threshold
V
DCTH
Minimum V
SENSE
 allowed before disconnect
(DC disconnect active), V
OUT_
 = 0V
2.5
3.75
5.0
mV
AC Load Disconnect
Threshold (Note 6)
I
ACTH
Current into DET_, for I < I
ACTH
 the port
powers off, ACD_EN_ bit = H; V
OSC_IN
 = 2.2V
300
320
350
礎
Oscillator Buffer Gain
A
OSC
V
DET_
/V
OSC
, ACD_EN_ bit = H
2.9
3.0
3.1
V/V
OSC Fail Threshold (Note 7)
V
OSC_FAIL
Port does not power on if V
OSC
< V
OSC_FAIL
and ACD_EN_ bit is high
1.8
2.2
V
OSC Input Impedance
Z
OSC
OSC input impedance when all the ACD_EN_
are active
100
k?/DIV>
Load Disconnect Timer
t
DISC
Time from V
SENSE
 < V
DCTH
 to gate shutdown
(Note 8)
300
400
ms
DETECTION
Detection Probe Voltage
(First Phase)
V
DPH1
V
AGND
 - V
DET_
 during the first detection
phase
3.8
4
4.2
V
Detection Probe Voltage
(Second Phase)
V
DPH2
V
AGND
 - V
DET_
 during the second detection
phase
9.0
9.3
9.6
V
Current-Limit Protection
I
DLIM
V
DET_
 = V
AGND
, during detection, measure
current through DET_
1.5
1.75
2.0
mA
Short-Circuit Threshold
V
DCP
If V
AGND
 - V
OUT
< V
DCP
 after the first
detection phase a short circuit to AGND is
detected
1
V
Open-Circuit Threshold
I
D_OPEN
First point measurement current threshold for
open condition
12.5
礎
Resistor Detection Window
R
DOK
(Note 9)
19.0
26.5
k?/DIV>
Detection rejects lower values
15.2
Resistor Rejection Window
R
DBAD
Detection rejects higher values
32
k?/DIV>
CLASSIFICATION
Classification Probe Voltage
V
CL
V
AGND
 - V
DET_
 during classification
16
20
V
Current-Limit Protection
I
CILIM
DET_ = AGND, during classification, measure
current through DET_
68
81
mA
Class 0, Class 1
5.5
6.5
7.5
Class 1, Class 2
13
14.5
16
Class 2, Class 3
21
23
25
Class 3, Class 4
31
33
35
Classification Current
Thresholds
I
CL
Classification current
thresholds between
classes
Class 4, Class 5
45
48
51
mA
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相關代理商/技術參數(shù)
參數(shù)描述
MAX5952CUAX+ 功能描述:熱插拔功率分布 Quad PSE Controller for POE RoHS:否 制造商:Texas Instruments 產(chǎn)品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube
MAX5952CUAX+T 功能描述:熱插拔功率分布 Quad PSE Controller for POE RoHS:否 制造商:Texas Instruments 產(chǎn)品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube
MAX5952DEAX+ 制造商:Maxim Integrated Products 功能描述:- Rail/Tube
MAX5952DEAX+T 制造商:Maxim Integrated Products 功能描述:HIGH-POWER QUAD PSE CONTROLLER FOR - Tape and Reel
MAX5952DUAX+ 制造商:Maxim Integrated Products 功能描述:- Rail/Tube
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