2003
THRU
2024
HIGH-VOLTAGE,
HIGH-CURRENT
DARLINGTON ARRAYS
DEVICE PART NUMBER DESIGNATION
V
CE(MAX)
I
C(MAX)
Logic
5V
TTL, CMOS
6-15 V
CMOS, PMOS
ULN2003A*
ULN2003L*
ULN2004A*
ULN2004L*
50 V
500 mA
Part Number
ULN2023A*
ULN2023L
ULN2024A
ULN2024L
95 V
500 mA
PARTIAL SCHEMATICS
ULN20x3A/L (Each Driver)
* Also available for operation between -40°C and +85°C. To order, change
prefix from “ULN” to “ULQ”.
COM
7.2K
3K
ALLOWABLE PACKAGE POWER DISSIPATION IN WATTS
2.7K
2.5
2.0
SUFFIX 'A', R
θJA
= 60°C/W
1.5
Dwg. No. A-9651
ULN20x4A/L (Each Driver)
1.0
COM
10.5K
0.5
SUFFIX 'L', R
θJA
= 90°C/W
0
7.2K
3K
25
50
75
100
125
AMBIENT TEMPERATURE IN
°C
150
Dwg. GP-006A
Dwg. No. A-9898A
X = Digit to identify specific device. Specification shown applies to family of
devices with remaining digits as shown. See matrix above.
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
Copyright © 1974, 1998 Allegro MicroSystems, Inc.
ALLEGRO [ ALLEGRO MICROSYSTEMS ]
