MAX5941ACSE Maxim Integrated, MAX5941ACSE Datasheet - Page 7

• Manufacturer Part Number: MAX5941ACSE
• Description: Power Switch ICs - POE / LAN
• Manufacturer: Maxim Integrated

(V
Typical values are at T
voltages are referenced to V- (for graphs 12–30 in the Typical Operating Characteristics), unless otherwise noted.)
IN
INRUSH CURRENT CONTROL
= (GND - V
IEEE 802.3af-Compliant Power-Over-Ethernet
(V
IN
2ms/div
Interface/PWM Controller for Power Devices
= 48V)
EE
48.0
47.8
47.6
47.4
47.2
47.0
46.8
278
277
276
275
274
273
) = 48V, GATE = PGOOD = PGOOD = OUT = OPEN, UVLO = V
-40
-40
_______________________________________________________________________________________
A
= +25°C. All voltages are referenced to V
-20
V
MAX5941toc10
-20
OPTO
MAXIMUM DUTY CYCLE
vs. TEMPERATURE
= 4V, CS = V-
NDRV FREQUENCY
vs. TEMPERATURE
TEMPERATURE (°C)
0
TEMPERATURE (°C)
0
V
5V/div
I
100mA/div
V
50V/div
P
50V/div
INRUSH
GATE
OUT
GOOD
20
20
V
OPTO
40
40
= 4V, CS =
60
60
Typical Operating Characteristics (continued)
INRUSH CURRENT CONTROL
V-
80
80
(V
2ms/div
IN
= 67V)
EE
(for graphs 1–11 in the Typical Operating Characteristics), all
81.0
80.9
80.8
80.7
80.6
80.5
80.4
1.46
1.45
1.44
1.43
1.42
1.41
1.40
1.39
1.38
V
5V/div
I
100mA/div
V
50V/div
P
50V/div
INRUSH
GATE
OUT
GOOD
-40
-40
EE
, V
-20
-20
DD
MAXIMUM DUTY CYCLE
V+ SUPPLY CURRENT
= 13V, NDRV floating, T
vs. TEMPERATURE
vs. TEMPERATURE
1.003
1.002
1.000
0.999
V
V
1.001
TEMPERATURE (°C)
TEMPERATURE (°C)
0
OPTO
0
OPTO
-40
= 4V, CS = V-
= 4V, V
20
20
DD
(AT THE END OF SOFT-START)
V
-20
SS_SHDN
40
40
= CS = V-
OPTO = CS = V-
TEMPERATURE (°C)
0
60
60
vs. TEMPERATURE
20
80
80
A
= T
40
MIN
60
to T
80
MAX
7
.