參數(shù)資料
型號(hào): MAX5945
廠商: Maxim Integrated Products, Inc.
英文描述: Quad Network Power Controller for Power-Over-LAN
中文描述: 四路網(wǎng)絡(luò)電源控制器,用于LAN供電
文件頁數(shù): 7/44頁
文件大小: 572K
代理商: MAX5945
M
Quad Network Power Controller
for Power-Over-LAN
_______________________________________________________________________________________
7
DIGITAL SUPPLY CURRENT
vs. INPUT VOLTAGE
M
INPUT VOLTAGE (V)
S
4.6
4.2
3.8
3.4
3.0
2.6
2.2
1
2
3
4
5
6
0
1.8
5.0
MEASURED AT V
DD
V
EE
UNDERVOLTAGE LOCKOUT
vs. TEMPERATURE
M
TEMPERATURE (
°
C)
U
60
35
10
-15
27.5
28.0
28.5
29.0
29.5
30.0
27.0
-40
85
GATE OVERDRIVE
vs. INPUT VOLTAGE
M
INPUT VOLTAGE (V)
G
57
52
47
42
37
9.80
9.82
9.84
9.86
9.88
9.90
9.92
9.94
9.96
9.98
9.78
32
62
GATE OVERDRIVE
vs. TEMPERATURE
M
TEMPERATURE (
°
C)
G
60
35
10
-15
9.6
9.7
9.8
9.9
10.0
10.1
10.2
10.3
10.4
10.5
9.5
-40
85
SENSE TRIP VOLTAGE
vs. TEMPERATURE
M
TEMPERATURE (
°
C)
S
60
35
10
-15
175
180
185
190
195
200
170
-40
85
SENSE TRIP VOLTAGE
vs. INPUT VOLTAGE
M
INPUT VOLTAGE (V)
S
57
52
47
42
37
182
184
186
188
190
180
32
62
FOLDBACK CURRENT-LIMIT
THRESHOLD vs. OUTPUT VOLTAGE
M
V
OUT
- V
EE
(V)
V
S
E
40
30
20
10
50
100
150
200
250
300
0
0
50
ZERO-CURRENT DETECTION
THRESHOLD vs. TEMPERATURE
M
TEMPERATURE (
°
C)
D
60
35
10
-15
1
2
3
4
5
0
-40
85
Typical Operating Characteristics (continued)
(V
EE
= -48V, V
DD
= +3.3V, AUTO = AGND = DGND = 0V,
RESET
=
SHD_
= unconnected, R
SENSE
= 0.5
, all registers = default setting,
T
A
= +25°C, unless otherwise noted.)
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