MAX5942AESE+ Maxim Integrated Products, MAX5942AESE+ Datasheet - Page 9

• Manufacturer Part Number: MAX5942AESE+
• Description: IC IEEE 802.3AF POE SYSTM 16SOIC
• Manufacturer: Maxim Integrated Products

Specifications of MAX5942AESE+

• Controller Type: Power over Ethernet Controller (POE)
• Interface: IEEE 802.3af
• Voltage - Supply: 48V
• Current - Supply: 1mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(V
Typical values are at T
voltages are referenced to V- (for graphs 12–30 in the Typical Operating Characteristics), unless otherwise noted.
IN
= (GND - V
Interface/PWM Controller for Power Devices
1.60
1.59
1.58
1.57
1.56
1.55
1.54
1.53
1.52
1.51
10.4
10.2
10.0
EE
48.0
47.9
47.8
47.7
47.6
47.5
47.4
47.3
47.2
47.1
47.0
9.8
9.6
9.4
9.2
9.0
) = 48V, GATE = PGOOD = PGOOD = OUT = OPEN, UVLO = V
0
0
0
_______________________________________________________________________________________
DEVICE POWERED
FROM V+
A
V
MAXIMUM DUTY CYCLE vs. V
CC
5
= +25°C. All voltages are referenced to V
20
V+ SUPPLY CURRENT vs.
VOLTAGE vs. V
5
10
V+ = +67V, V
V
V
CC
V+ VOLTAGE (V)
V+ VOLTAGE
40
FB
15
MAX5942B
V
CURRENT (mA)
FB
= V
V
= 4V, CS = V-
DEVICE POWERED
FROM V
DD
10
V
20
DD
DD
60
(V)
= V-
FB
= 36V
CC
IEEE 802.3af Power-Over-Ethernet
= 4V
25
DD
CURRENT
V
80
DD
15
30
= 13V
Typical Operating Characteristics (continued)
35
DD
100
20
40
EE
(for graphs 1–11 in the Typical Operating Characteristics); all
10.0
10.2
10.1
10.0
9.9
9.8
9.7
9.6
9.5
9.9
9.8
9.7
9.6
9.5
9.4
9.3
9.2
9.1
9.0
16
14
12
10
8
6
4
2
0
0
0
0
V+ SUPPLY CURRENT vs. V+ VOLTAGE
EE
10 20
V
, V
5
CC
DD
VOLTAGE vs. V
10
5
30
(AFTER STARTUP)
= 13V, NDRV floating, T
V+ = 67V
V
V
V
DEVICE POWERED
FROM V+
DEVICE POWERED FROM V
DD
DD
40
CC
V+ VOLTAGE (V)
V
V+ = 48V
15
= GND, V
CC
= 13V, FB = V-
CURRENT (mA)
50 60 70 80 90
V
DD
vs. V
10
20
(V)
FB
CC
DD
25
= 4V
CURRENT
V+ = 36V
FB = V-
15
30
V+ = 24V
35
DD
100
110
20
40
A
= T
MIN
to T
MAX
9
.