2803
THRU
2824
HIGH-VOLTAGE,
HIGH-CURRENT
DARLINGTON ARRAYS
ALLOWABLE COLLECTOR CURRENT
AS A FUNCTION OF DUTY CYCLE
ULx28xxA
600
600
ALLOWABLE COLLECTOR CURRENT
AS A FUNCTION OF DUTY CYCLE
ULx28xxLW
OUTPUT CURRENT IN mA/CHANNEL
400
4
5
8
200
NUMBER OF OUTPUTS
CONDUCTING
SIMULTANEOUSLY
7
6
3
OUTPUT CURRENT IN mA/CHANNEL
2
2
400
4
5
6
7
8
200
NUMBER OF OUTPUTS
CONDUCTING
SIMULTANEOUSLY
3
T
A
= +50°C
R
θJA
= 60°C/W
T
A
= +50°C
R
θJA
= 80°C/W
0
0
20
40
60
80
100
Dwg. GP-070-2
0
0
20
40
60
80
100
Dwg. GP-070-4
DUTY CYCLE IN PER CENT
DUTY CYCLE IN PER CENT
600
600
1
OUTPUT CURRENT IN mA/CHANNEL
1
OUTPUT CURRENT IN mA/CHANNEL
2
400
4
5
6
8
200
NUMBER OF OUTPUTS
CONDUCTING
SIMULTANEOUSLY
7
3
2
400
3
4
5
6
8
200
NUMBER OF OUTPUTS
CONDUCTING
SIMULTANEOUSLY
7
T
A
= +70°C
R
θJA
= 60°C/W
T
A
= +70°C
R
θJA
= 80°C/W
0
0
20
40
60
80
100
Dwg. GP-070-1
0
0
20
40
60
80
100
Dwg. GP-070-3
DUTY CYCLE IN PER CENT
DUTY CYCLE IN PER CENT
x = Characters to identify specific device. Specification shown applies to family of devices with remaining digits as shown.
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
ALLEGRO [ ALLEGRO MICROSYSTEMS ]
