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參數資料
| 型號： | MAX5969DETE+T |
| 廠商： | Maxim Integrated |
| 文件頁數： | 3/16頁 |
| 文件大小： | 1236K |
| 描述： | IC CTRLR INTERFCE W/MOSFT 16TQFN |
| 標準包裝： | 2,500 |
| 類型： | 以太網供電控制器 PD 開關（PoE） |
| 應用： | 遠程外設（工業控制，相機，數據訪問） |
| 內部開關： | 是 |
| 電流限制： | 720mA 至 880mA |
| 電源電壓： | 60V |
| 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 |
| 供應商設備封裝： | 16-TQFN-EP（5x5） |
| 包裝： | 帶卷 (TR) |
IEEE 802.3af/at-Compliant, Powered Device Interface
Controller 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, and 2EC 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
Mark Event Current
I
MARK
V
IN
falling to enter mark event, 5.2V P V
IN
P 10.1V
0.25
0.85
mA
Reset Event Threshold
V
THR
V
IN
falling
2.8
4
5.2
V
POWER MODE
V
IN
Supply Voltage Range
60
V
V
IN
Supply Current
I
Q
0.27
0.55
mA
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
unconnected
1
1.5
2.25
mA
2EC Off-Leakage Current
V
2EC
= 48V
1
FA
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