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