MAX5921 Maxim, MAX5921 Datasheet - Page 4

• Manufacturer Part Number: MAX5921
• Description: -48V Hot-Swap Controllers with External RSENSE and High Gate Pulldown Current
• Manufacturer: Maxim

-48V Hot-Swap Controllers with External
R
(V
4
DD
45.0
44.8
44.6
44.4
44.2
44.0
43.8
43.6
43.4
43.2
43.0
500
400
300
200
100
SENSE
900
800
700
600
500
400
300
200
100
_______________________________________________________________________________________
0
= +48V, V
0
vs. OVERDRIVE DURING A SHORT CIRCUIT
600
-40
0
V
V
GATE
GATE
GATE PULLDOWN CURRENT
-15
= 2V
= 0V
20
GATE PULLUP CURRENT
750
vs. SUPPLY VOLTAGE
EE
T
A
SUPPLY CURRENT
vs. TEMPERATURE
SUPPLY VOLTAGE (V)
= -40°C
TEMPERATURE (°C)
= 0V, T
OVERDRIVE (mV)
40
10
and High Gate Pulldown Current
T
900
A
= +25°C
A
60
35
= +25°C, unless otherwise noted.)
T
1050
A
= +85°C
80
60
1200
100
85
180
160
140
120
100
15
14
13
12
11
10
70
65
60
55
50
45
40
35
30
25
80
60
40
20
9
8
7
0
-40
-40
0
V
vs. TEMPERATURE AFTER A FAULT
I
OUT
GATE
vs. TEMPERATURE (MAX5921A)
PWRGD OUTPUT LOW VOLTAGE
= 5mA
GATE PULLDOWN CURRENT
-15
-15
20
= 2V
vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE (V)
T
GATE VOLTAGE
TEMPERATURE (°C)
TEMPERATURE (°C)
A
= +25°C
40
10
10
Typical Operating Characteristics
60
35
35
80
60
60
100
85
85
0.001
0.01
100
0.1
60
58
56
54
52
50
48
46
44
42
40
90
75
60
45
30
15
10
0
1
vs. OVERDRIVE DURING A CURRENT FAULT
-40
-40
0
PWRGD OUTPUT LEAKAGE CURRENT
V
V
GATE
DRAIN
vs. TEMPERATURE (MAX5921B)
CURRENT-LIMIT TRIP VOLTAGE
GATE PULLDOWN CURRENT
-15
-15
= 2V
20
- V
EE
vs. TEMPERATURE
TEMPERATURE (°C)
> 2.4V
TEMPERATURE (°C)
OVERDRIVE (mV)
10
40
10
35
60
35
60
80
60
100
85
85