MAX5982CETE+ Maxim Integrated Products, MAX5982CETE+ Datasheet - Page 5

• Manufacturer Part Number: MAX5982CETE+
• Description: Power Switch ICs - POE / LAN PDIC, up to 70W
• Manufacturer: Maxim Integrated Products

Specifications of MAX5982CETE+

• Lead Free Status / Rohs Status: Details

(V
voltages are referenced to V
Controllers with
IEEE 802.3af/at-Compliant, Powered Device Interface
IN
300
250
200
150
100
0.5
0.4
0.3
0.2
0.1
70
60
50
40
30
20
10
50
= (V
0
0
0
0
0
DD
I
R
RTN = 2EC = PG = WAD = V
PG SINK CURRENT vs. PG VOLTAGE
IN
DET
= I
T
A
10
- V
= 25.4kI
VDD
CLASSIFICATION CURRENT
5
= +85°C
2
T
DETECTION CURRENT
SS
+ I
vs. INPUT VOLTAGE
vs. INPUT VOLTAGE
A
= -40°C
DET
) = 54V, R
20
10
_______________________________________________________________________________________
4
V
V
V
PG
IN
IN
30
15
CLASS 5
CLASS 4
CLASS 3
CLASS 2
CLASS 1
CLASS 0
(V)
(V)
(V)
T
A
DD
6
= +25°C
DET
SS.
20
40
)
= 24.9kω, R
8
25
50
10
30
60
Integrated 70W High-Power MOSFET
CLS
26.0
25.5
25.0
24.5
24.0
CLASSIFICATION SETTLING TIME
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
= 615ω, and R
0
0
0
I
R
RTN = 2EC = PG = WAD = V
IN
DET
= I
VDD
= 25.4kI
10
SIGNATURE RESISTANCE
2
100µs/div
INRUSH CURRENT LIMIT
+ I
vs. INPUT VOLTAGE
STEP INPUT APPLIED TO
V
vs. RTN VOLTAGE
DET
IN
20
FROM 10V TO 12V
SL
T
4
T
V
A
A
V
RTN
= +85°C
= -40°C
IN
= 60.4kω. RTN, WAD, PG, 2EC, WK, and ULP unconnected; all
30
(V)
(V)
Typical Operating Characteristics
MAX5982A toc05
DD
6
40
T
A
8
= +25°C
50
V
5V/div
I
100mA/div
V
2V/div
IN
IN
CLS
60
10
2.0
1.6
1.2
0.8
0.4
2.5
2.0
1.5
1.0
0.5
-1
-2
-3
-4
-5
0
5
4
3
2
1
0
0
0
0
0
2EC SINK CURRENT vs. 2EC VOLTAGE
NORMAL OPERATION CURRENT LIMIT
T
A
10
10
= +85°C
INPUT OFFSET CURRENT
2
vs. INPUT VOLTAGE
T
vs. RTN VOLTAGE
A
20
20
= +25°C
4
V
V
V
RTN
2EC
IN
30
30
T
(V)
A
(V)
(V)
= -40°C
T
6
T
T
A
A
A
= +25°C
40
40
= +85°C
= -40°C
8
50
50
10
60
60
5