2064
THRU
2069
QUAD 1.5 A DARLINGTON
SWITCHES
PEAK COLLECTOR CURRENT AS A FUNCTION OF DUTY CYCLE
(Dual in-line packaged devices)
ALLOWABLE PEAK COLLECTOR CURRENT IN AMPERES at 70°C
ALLOWABLE PEAK COLLECTOR CURRENT IN AMPERES at 70°C
1.5
1.5
2
3
1.0
4
2
1.0
3
4
0.5
NUMBER OF OUTPUTS CONDUCTING
SIMULTANEOUSLY
ULN2064B THROUGH ULN2069B
WITH STAVER V-7 HEAT SINK
27.5°C/W
0.5
NUMBER OF OUTPUTS CONDUCTING
SIMULTANEOUSLY
ULN2064B THROUGH ULN2069B
WITH STAVER V-8 HEAT SINK
37.5°C/W
0
0
20
40
60
PERCENT DUTY CYCLE
80
100
0
0
20
40
60
PERCENT DUTY CYCLE
80
100
Dwg. No. A-10,399C
Dwg. No. A-10,401C
PEAK COLLECTOR CURRENT AS A FUNCTION OF DUTY CYCLE
(SOIC packaged devices)
ALLOWABLE PEAK COLLECTOR CURRENT IN AMPERES at 50°C
ALLOWABLE PEAK COLLECTOR CURRENT IN AMPERES at 70°C
1.5
1.5
1
1.0
3
4
0.5
NUMBER OF OUTPUTS
CONDUCTING SIMULTANEOUSLY
2
1.0
2
3
4
0.5
NUMBER OF OUTPUTS
CONDUCTING SIMULTANEOUSLY
0
0
20
40
60
PERCENT DUTY CYCLE
80
100
0
0
20
40
60
PERCENT DUTY CYCLE
80
100
Dwg. GP-045
Dwg. GP-045-1
6
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
ALLEGRO [ ALLEGRO MICROSYSTEMS ]
