
MAX1614
High-Side, n-Channel MOSFET
Switch Driver
____________________________Typical Operating Characteristics (continued)
(T A = +25°C, unless otherwise noted.)
2.5
GATE-DISCHARGE CURRENT
vs. GATE VOLTAGE
34
GATE-CHARGING CURRENT
vs. TEMPERATURE
30
GATE-CHARGING CURRENT
vs. BATT VOLTAGE
2.0
1.5
T A = -40 ° C
T A = +25 ° C
T A = +85 ° C
33
32
31
V BATT = 15V
29
28
27
T A = +85 ° C
T A = -40 ° C
1.0
0.5
0
-0.5
30
29
28
27
26
26
25
24
23
22
0
2
4
6
8
10 12 14 16 18 20
-40
-20
0
20
40
60
80
100
5
10
15
20
25
30
V GATE (V)
GATE AND SOURCE TRANSITIONS
FOR TYPICAL MOSFET LOAD
TEMPERATURE (°C)
GATE TURN-ON TRANSITION
FOR TYPICAL MOSFET LOAD
V BATT (V)
V GATE
V SRC
Si9936 MOSFETS
I LOAD = 1A
ON = GND
V GATE
V SRC
Si9936 MOSFETS
I LOAD = 1A
C iss = 400pF
ON = GND
5V/div
V OFF
1ms/div
5V/div
0V
V OFF
0V
GATE TURN-OFF TRANSITION
FOR TYPICAL MOSFET LOAD
100 μ s/div
V GATE
Si9936 MOSFETS
I LOAD = 1A
C iss = 400pF
ON = GND
V SRC
5V/div
V OFF
20 μ s/div
4
Maxim Integrated