Data Sheet

©2003 Fairchild Semiconductor Corporation www.fairchildsemi.com
FOD3120 Rev. 1.4 7
FOD3120 — High Noise Immunity, 2.5 A Output Current, Gate Drive Optocoupler
Typical Performance Characteristics
T
A
- AMBIENT TEMPERATURE (°C)
-40 -20 0 20 40 60 80 100
(V
OH
-V
DD
) - HIGH OUTPUT VOLTAGE DROP (V)
-0.30
-0.25
-0.20
-0.15
-0.10
-0.05
0.00
V
DD
= 15V to 30V
V
SS
=0V
I
F
= 7mA to 16mA
I
O
= -100mA
T
A
– AMBIENT TEMPERATURE (°C)
-40 -20 0 2 0 40 60 80 100
I
OH
– OUTPUT HIGH CURRENT (A)
0
1
2
3
4
5
f=100Hz
DUTY CYCLE = 0.5%
I
F
= 7 t o 16m A
R
g
=10
Ω
to GND
V
DD
= 15V
V
DD
= 30V
T
A
-AMBIENTTEMPERATURE(°C)
-40 -20 0 20 40 60 8 0 100
V
OL
- OUTPUT LOW VOLTAGE (V)
0. 0 0
0. 0 5
0. 1 0
0. 1 5
0. 2 0
0. 2 5
V
DD
=15Vto30V
V
SS
=0V
V
F(OFF)
=-3Vto0.8V
I
O
= 100mA
T
A
– AMBIENT TEMPERATURE (°C)
-4 0 -2 0 0 20 40 60 80 10 0
I
OH
– OUTPUT HIGH CURRENT (A)
0
2
4
6
8
f = 200 Hz
DUTY CYCLE = 0.2%
I
F
= 7 to 16mA
R
g
=5
Ω
to GND
V
DD
= 15V
V
DD
= 30V
I
OH
- OUTPUT HIGH CU RRENT (A)
0. 0 0.5 1.0 1.5 2.0 2.5
(V
OH
-V
DD
) - OUTPUT HIGH VOLTAGE DROP (V)
-3.0
-2.5
-2.0
-1.5
-1.0
-0.5
0.0
0.5
T
A
=-40°C
T
A
=100°C
T
A
=25
°C
Frequency = 250Hz
Duty C ycle = 0.1%
I
F
= 7 to 16mA
V
DD
=15to30V
V
SS
=0V
I
OL
- OUTPUT LOW CU RRENT (A)
0.0 0.5 1.0 1.5 2.0 2.5
V
OL
- OUTPUT LOW VOLTAGE (V)
0
1
2
3
4
T
A
=-40°C
T
A
=
100°C
T
A
=25°C
Fr equency = 250Hz
Duty Cycle = 99.9%
V
F(OFF)
= -3.0V to 0.8V
V
DD
= 15V to 30V
V
SS
=0V
Fig. 3 Output High Voltage Drop vs. Output High Current
Fig.
4 Output High Voltage Drop vs. Ambient Temperature
Fig.
5 Output High Current vs. Ambient Temperature Fig. 6 Output High Current vs. Ambient Temperature
Fig.
8 Output Low Voltage vs. Ambient Temperature
Fig.
7 Output Low Voltage vs. Output Low Current