參數(shù)資料
型號(hào)： MAX5981BETE+
廠商： Maxim Integrated
文件頁(yè)數(shù)： 3/16頁(yè)
文件大?。?/td> 1328K
描述： IC CTRLR PD IEEE 802.3AF 16TQFN
產(chǎn)品培訓(xùn)模塊： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝： 1
類型： 以太網(wǎng)供電控制器 PD 開關(guān)（PoE）
應(yīng)用： 供電設(shè)備（PSE）
內(nèi)部開關(guān)： 是
電流限制： 720mA 至 880mA
電源電壓： 31 V ~ 60 V
工作溫度： -40°C ~ 85°C
安裝類型： 表面貼裝
封裝/外殼： 16-WQFN 裸露焊盤
供應(yīng)商設(shè)備封裝： 16-TQFN-EP（5x5）
包裝： 管件
IEEE 802.3af/at-Compliant, Powered Device Interface
Controllers with Integrated Power MOSFET
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS (continued)
(V
IN
 = (V
DD
 - V
SS
) = 48V, R
DET
 = 24.9k? R
CLS
 = 615? and R
SL
 = 60.4k? RTN, WAD, PG, 2EC, WK, and ULP unconnected, all
voltages are referenced to V
SS,
 unless otherwise noted. T
A
 = T
J
 = -40NC to +85NC, unless otherwise noted. Typical values are at
T
A
 = +25NC.) (Note 3)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
V
IN
 Turn-On Voltage
V
ON
V
IN
 rising
34.3
35.4
36.6
V
V
IN
 Turn-Off Voltage
V
OFF
V
IN
 falling
30
V
V
IN
 Turn-On/-Off Hysteresis
V
HYST_
UVLO
(Note 7)
4.2
V
V
IN
 Deglitch Time
t
OFF_DLY
V
IN
 falling from 40V to 20V (Note 8)
30
120
Fs
Inrush to Operating Mode
Delay
t
DELAY
t
DELAY
 = minimum PG current pulse width
after entering into power mode
87
96
105
ms
Isolation Power MOSFET
On-Resistance
R
ON_ISO
I
RTN
 = 600mA
T
J
 = +25NC
0.5
0.7
I
T
J
 = +85NC
0.65
1
T
J
 = +125NC
0.8
RTN Leakage Current
I
RTN_LKG
V
RTN
 = 12.5V to 30V
10
FA
CURRENT LIMIT
Inrush Current Limit
I
INRUSH
During initial turn-on period,
V
RTN
 = 1.5V
90
135
180
mA
Current Limit During Normal
Operation
I
LIM
After inrush completed,
V
RTN
 = 1V
720
800
880
mA
Foldback Threshold
V
RTN
(Note 9)
13
16.5
V
LOGIC
WAD Detection Threshold
V
WAD-REF
V
WAD
 rising, V
IN
 = 14V to 48V (referenced
to RTN)
8
9
10
V
WAD Detection Threshold
Hysteresis
V
WAD
 falling, V
RTN
 = 0V, V
SS
 
unconnected
0.725
V
WAD Input Current
I
WAD-LKG
V
WAD
 = 10V (referenced to RTN)
3.5
FA
2EC Sink Current
V
2EC
 = 3.5V (referenced to RTN), V
SS
 
disconnected
1
1.5
2.25
mA
2EC Off-Leakage Current
V
2EC
= 48V
1
FA
PG Sink Current
V
RTN
 = 1.5V, V
PG
= 0.8V, during inrush
period
125
230
375
FA
PG Off-Leakage Current
V
PG
 = 60V
1
FA
SLEEP MODE
WK and ULP Logic Threshold
V
TH
V
WK
 falling and V
ULP
 rising and falling
1.5
3
V
SL Logic Threshold
Falling
0.75
0.8
0.85
V
SL Current
R
SL
 = 0I
140
FA
LED Current Amplitude
I
LED
R
SL
 = 60.4kI, V
LED
 = 3.5V
10
10.5
11.5
mA
R
SL
 = 30.2kI, V
LED
 = 3.75V
19.5
20.9
22.5
R
SL
 = 30.2kI, V
LED
 = 4V
19
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MAX5981BETE+ 功能描述:熱插拔功率分布 IEEE 802.3af/at PDIC Controller 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(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube
MAX5981BETE+T 功能描述:熱插拔功率分布 IEEE 802.3af/at PDIC Controller 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(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube
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MAX5982AEVKIT# 制造商:Maxim Integrated Products 功能描述:PD INTERFACE CONTROLLER FOR HIGH POWER UP TO 70W APPLICATION - Boxed Product (Development Kits) 制造商:Maxim Integrated Products 功能描述:KIT EVAL FOR MAX5982A
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