2064 THRU 2069
QUAD 1.5 A DARLINGTON
SWITCHES
PEAK COLLECTOR CURRENT AS A FUNCTION OF DUTY CYCLE
(Dual in-line packaged devices)
1.5
1.0
0.5
1.5
1
2
3
1.0
0.5
0
4
2
3
4
NUMBER OF OUTPUTS CONDUCTING
SIMULTANEOUSLY
ULN2064B THROUGH ULN2069B
WITH STAVER V-7 HEAT SINK
27.5°C/W
NUMBER OF OUTPUTS CONDUCTING
SIMULTANEOUSLY
ULN2064B THROUGH ULN2069B
0
0
20
40
60
80
100
0
20
40
60
80
100
PERCENT DUTY CYCLE
PERCENT DUTY CYCLE
Dwg. No. A-10,360B
Dwg. No. A-10,398C
1.5
1.0
0.5
1.5
1.0
0.5
2
2
3
3
4
4
NUMBER OF OUTPUTS CONDUCTING
SIMULTANEOUSLY
ULN2064B THROUGH ULN2069B
WITH STAVER V-8 HEAT SINK
37.5°C/W
NUMBER OF OUTPUTS CONDUCTING
SIMULTANEOUSLY
ULN2064B THROUGH ULN2069B
0
0
0
20
40
60
80
100
0
20
40
60
80
100
PERCENT DUTY CYCLE
PERCENT DUTY CYCLE
Dwg. No. A-10,400C
Dwg. No. A-10,361B
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5
ALLEGRO [ ALLEGRO MICROSYSTEMS ]
