MAX5980 MAXIM [Maxim Integrated Products], MAX5980 Datasheet - Page 8

• Manufacturer Part Number: MAX5980
• Description: Quad, IEEE 802.3at/af PSE Controller
• Manufacturer: MAXIM [Maxim Integrated Products]

Quad, IEEE 802.3at/af PSE Controller
for Power-over-Ethernet
(V
values are at V
8
AGND
= 32V to 60V, V
0mA
0mA
0V
0V
0V
0V
2.4
2.2
2.0
1.8
1.6
1.4
AGND
-40
OUTPUT SHORT-CIRCUIT TIMEOUT
THRESHOLD vs. TEMPERATURE
DC LOAD DISCONNECT SENSE_
-15
= 54V, T
CURRENT-LIMIT TIMEOUT
(R
EE
LOAD
TEMPERATURE (°C)
10
= V
= 240I TO 75I)
20ms/div
A
20ms/div
DGND
= +25NC, ENDPOINT mode, and default register settings with a Class 0 PD, unless otherwise noted.)
35
= 0V, T
60
MAX5980 toc10
MAX5980 toc12
85
A
= -40NC to +105NC. All voltages are referenced to V
110
Typical Operating Characteristics (continued)
V
50V/div
I
200mA /div
V
10V/div
V
20V/div
I
200mA /div
V
10V/div
OUT_
OUT_
AGND
GATE_
AGND
GATE_
- V
- V
OUT_
OUT_
0mA
0mA
0V
0A
0V
0V
0V
0V
0V
CURRENT-LIMIT TRANSIENT RESPONSE
(R
OVERCURRENT TIMEOUT
OUTPUT SHORT-CIRCUIT
(R
LOAD
LOAD
RESPONSE TIME
= 240I TO 140I)
= 240I TO 75I)
400µs/div
20ms/div
10µs/div
EE
, unless otherwise noted. Typical
MAX5980 toc09
MAX5980 toc11
MAX5980 toc13
V
20V/div
I
10A /div
V
10V/div
V
50V/div
I
200mA /div
V
10V/div
V
50V/div
I
200mA /div
V
10V/div
OUT_
OUT_
OUT_
AGND
GATE_
AGND
GATE_
AGND
GATE_
- V
- V
- V
OUT_
OUT_
OUT_