ULN2002A

Part: ULN2001A, ULN2002A, ULN2003A, ULN2004A

Type: Darlington Array

Key Specs:

• Seven Darlingtons per package
• Output Current: 500mA per driver (600mA peak)
• Output Voltage: 50V
• Operating Ambient Temperature Range: -20 to 85 °C

Features:

• Integrated suppression diodes for inductive loads
• Outputs can be paralleled for higher current
• TTL/CMOS/PMOS/DTL compatible inputs
• Inputs pinned opposite outputs to simplify layout
• High voltage, high current
• Common emitters

Applications:

• Solenoids
• Relays
• DC motors
• LED displays
• Filament lamps
• Thermal printheads
• High power buffers

Package:

• 16 pin plastic DIP: D max 20mm, E typ 8.5mm, F max 7.1mm
• SO-16: D max 10mm, E max 6.2mm, A max 1.75mm

Symbol	Parameter	Test Conditions	Min.	Typ.	Max.	Unit	Fig.
I CEX	Output Leakage Current	V CE = 50V T amb = 70°C, V CE = 50V			50 100	μA μA	1a 1a
					500 500	μ Α μ Α	1b 1b
V CE(sat)	Collector-emitter Saturation Voltage	IC = 100 mA, IB = 250 μ A IC = 200 mA, IB = 350 μ A IC = 350 mA, IB = 500 μ A		0.9 1.1 1.3	1.1 1.3 1.6	V V V	2 2 2
l i(on)	Input Current			0.82 0.93 0.35 1	1.25 1.35 0.5 1.45	mA mA mA mA	3 3 3
I i(off)	Input Current	Tamb = 70°C, IC = 500μ A	50	65		μΑ	4
Vi(on)	Input Voltage	{c} VCE = 2V for ULN2002A IC = 300mA for ULN2003A IC = 200mA IC = 25mA IC = 300mA IC = 300mA for ULN2004A IC = 125mA IC = 200mA IC = 275mA IC = 350mA			13 2.4 2.7 3 5 6 7 8	V	5
h FE	DC Forward Current Gain	for ULN2001A V CE = 2V, I C = 350mA	1000				2
Ci	Input Capacitance			15	25	pF
t PLH	Turn-on Delay Time	0.5 V i to 0.5 V o		0.25	1	μs
t PHL	Turn-off Delay Time	0.5 V i to 0.5 V o		0.25	1	μs
I R	Clamp Diode Leakage Current	VR = 50V Tamb = 70°C, VR = 50V			50 100	μA μA	6 6
VF	Clamp Diode Forward Voltage	IF = 350 mA		1.7	2	V	7

TEST CIRCUITS

Figure 1a. Figure 1b.

Figure 4. Figure 5.

4/8

Figure 8: Collector Current versus Input Current

Figure 9: Collector Current versus Saturation Voltage

Figure 10: Peak Collector Current versus Duty Cycle

Figure 11: Peak Collector Current versus Duty Cycle

DIM.	mm			inch
	MIN.	TYP.	MAX.	MIN.
a1	0.51			0.020
B	0.77		1.65	0.030
b		0.5
b1		0.25
D			20
E		8.5
e		2.54
e3		17.78
F			7.1
I			5.1
L		3.3
Z			1.27

OUTLINE AND MECHANICAL DATA

6/8

DIM.		mm			inch
	MIN.	TYP.	MAX.	MIN.	TYP.
A			1.75
a1	0.1		0.25	0.004
a2			1.6
b	0.35		0.46	0.014
b1	0.19		0.25	0.007
C		0.5			0.020
c1			45˚ (typ.)
D (1)	9.8		10	0.386
E	5.8		6.2	0.228
e		1.27			0.050
e3		8.89			0.350
F (1)	3.8		4	0.150
G	4.6		5.3	0.181
L	0.4		1.27	0.016
M			0.62
S	8˚(max.)

OUTLINE AND MECHANICAL DATA

(1) D and F do not include mold flash or protrusions. Mold flash or potrusions shall not exceed 0.15mm (.006inch).

Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics.

The ST logo is a registered trademark of STMicroelectronics © 2002 STMicroelectronics – Printed in Italy – All Rights Reserved STMicroelectronics GROUP OF COMPANIES

Australia - Brazil - Canada - China - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States.

http://www.st.com

Symbol	Parameter	Value	Unit
Vo	Output Voltage	50	V
Vin	Input Voltage (for ULN2002A/D - 2003A/D - 2004A/D)	30	V
Ic	Continuous Collector Current	500	mA
Ib	Continuous Base Current	25	mA
Tamb	Operating Ambient Temperature Range	– 20 to 85	°C
Tstg	Storage Temperature Range	– 55 to 150	°C
Tj	Junction Temperature	150	°C

Symbol	Parameter	DIP16	SO16	Unit
Rth j-amb	Thermal Resistance Junction-ambient Max.	70	120	°C/W

2/8