SLRS027D – DECEMBER 1976 – REVISED JULY 2002
ULN2001A, ULN2002A, ULN2003A, ULN2004A, ULQ2003A, ULQ2004A,
HIGH-VOLTAGE HIGH-CURRENT DARLINGTON
The ULN2001A is obsolete
TRANSISTOR ARRAY
and is no longer supplied.
APPLICATION INFORMATION
ULN2002A
ULN2003A
ULQ2003A
VSS
V
VCC
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
ULN2004A
ULQ2004A
Figure 17. TTL to Load
ULN2003A
ULQ2003A
VDD
V
VCC
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
10
POST OFFICE BOX 655303
•
DALLAS, TEXAS 75265
TI [ TEXAS INSTRUMENTS ]
