MAX5942BCSE Maxim Integrated, MAX5942BCSE Datasheet - Page 8

• Manufacturer Part Number: MAX5942BCSE
• Description: Power Switch ICs - POE / LAN
• Manufacturer: Maxim Integrated

IEEE 802.3af Power-Over-Ethernet
Interface/PWM Controller for Power Devices
(V
Typical values are at T
voltages are referenced to V- (for graphs 12–30 in the Typical Operating Characteristics), unless otherwise noted.
8
IN
_______________________________________________________________________________________
= (GND - V
2.410
2.408
2.406
2.404
2.402
2.400
182.5
182.0
181.5
181.0
180.5
180.0
179.5
179.0
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
EE
-40
-40
0
) = 48V, GATE = PGOOD = PGOOD = OUT = OPEN, UVLO = V
5
-20
-20
A
V+ SHUTDOWN CURRENT
V+ = 67V, FB = SS_SHDN = V-
= +25°C. All voltages are referenced to V
10
NDRV RESISTANCE
vs. TEMPERATURE
vs. TEMPERATURE
V
TEMPERATURE (°C)
0
TEMPERATURE (°C)
0
SS_SHDN
15
LOW-SIDE DRIVER
V
HIGH-SIDE DRIVER
20
DD
20
20
(V)
vs. V
25
40
40
DD
30
60
60
35
Typical Operating Characteristics (continued)
80
80
40
EE
(for graphs 1–11 in the Typical Operating Characteristics); all
271.0
270.5
270.0
269.5
269.0
268.5
268.0
267.5
267.0
0.488
0.487
0.486
0.485
0.484
0.483
210
208
206
204
202
200
198
196
194
192
190
188
-40
0
-40
EE
5
, V
-20
FB = V-, 100mV OVERDRIVE ON CS
NDRV FREQUENCY vs. V
-20
DD
CURRENT-LIMIT DELAY
CS THRESHOLD VOLTAGE
10
vs. TEMPERATURE
FB = V-
vs. TEMPERATURE
= 13V, NDRV floating, T
TEMPERATURE (°C)
0
TEMPERATURE (°C)
0
15
V
DD
20
FB = V-
20
20
(V)
25
40
40
30
DD
60
60
35
80
40
80
A
= T
MIN
to T
MAX
.