ULN2001A, ULN2002A, ULN2003A, ULN2004A
DARLINGTON TRANSISTOR ARRAYS
SLRS027 – DECEMBER 1976 – REVISED APRIL 1993
APPLICATION INFORMATION
VSS
ULN2002A
V
VCC
ULN2003A
V
1
2
3
4
5
6
7
P-MOS
Output
8
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
Lamp
Test
TTL
Output
Figure 16. P-MOS to Load
VDD
ULN2004A
V
VCC
Figure 17. TTL to Load
ULN2003A
V
1
2
3
4
5
6
7
8
CMOS
Output
16
15
14
13
12
11
10
9
1
2
RP 3
4
5
6
7
8
16
15
14
13
12
11
10
9
TTL
Output
Figure 18. Buffer for Higher Current Loads
Figure 19. Use of Pullup Resistors to
Increase Drive Current
8
POST OFFICE BOX 655303
•
DALLAS, TEXAS 75265