UNISONIC TECHNOLOGIES CO.

, LTD
ULN2803 LINEAR INTEGRATED CIRCUIT

EIGHT DARLINGTON ARRAYS

 DESCRIPTION
The UTC ULN2803 is high-voltage, high-current Darlington DIP-18
drivers comprised of eight NPN Darlington pairs.

 FEATURES
*Output current (single output) 500mA MAX.
*High sustaining voltage output 50V MIN. SOP-18
*Output clamp diodes
*Inputs compatible with various types of logic

TSSOP-20

 ORDERING INFORMATION
Ordering Number
Package Packing
Lead Free Halogen Free
ULN2803L-D18-T ULN2803G-D18-T DIP-18 Tube
- ULN2803G-S18-R SOP-18 Tape Reel
- ULN2803G-P20-R TSSOP-20 Tape Reel

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ULN2803 LINEAR INTEGRATED CIRCUIT

 MARKING

DIP-18

SOP-18

TSSOP-20

 PIN CONFIGURATIONS

NC 1 20 NC

IN 1 18 OUT IN 2 19 OUT

IN 2 17 OUT IN 3 18 OUT

IN 3 16 OUT IN 4 17 OUT

IN 4 15 OUT IN 5 16 OUT

IN 5 14 OUT IN 6 15 OUT

IN 6 13 OUT IN 7 14 OUT

IN 7 12 OUT IN 8 13 OUT

IN 8 11 OUT IN 9 12 OUT
COMMON FREE 10 11 COMMON FREE
GND 9 10 GND
WHEELING DIODES WHEELING DIODES

DIP-18/SOP-18 TSSOP-20

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ULN2803 LINEAR INTEGRATED CIRCUIT

 SCHEMATICS (EACH DRIVER)

COMMON

INPUT
OUTPUT
2.7kΩ

7.2kΩ
3kΩ

GND
Note: The input and output parasitic diodes cannot be used as clamp diodes.

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ULN2803 LINEAR INTEGRATED CIRCUIT

 ABSOLUTE MAXIMUM RATINGS

PARAMETER SYMBOL RATINGS UNIT
Input Voltage VIN -0.5~30 V
Output Sustaining Voltage VCE (SUS) -0.5~50 V
Output Current IOUT 500 mA/ch
Clamp Diode Reverse Voltage VR 50 V
Clamp Diode Forward Current IF 500 mA
DIP-18 1.47
Power Dissipation SOP-18 PD 0.54/0.625(Note) W
TSSOP-20 0.52
Operating Temperature TOPR -40 ~ +85 C
Storage Temperature TSTG -40 ~ +150 C
Notes: 1. On glass epoxy PCB (30x30x1.6mm Cu 50%)
2. Absolute maximum ratings are stress ratings only and functional device operation is not implied. The
device could be damaged beyond Absolute maximum ratings.
 ELECTRICAL CHARACTERISTICS (Ta=25C, unless otherwise specified.)
TEST
PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT
CIRCUIT
VCE=50V,TA=25C 50
Output Leakage Current ICEX 1 μA
VCE=50V,TA=85C 100
IOUT=350mA,IIN=500A 1.3 1.6
Collector-Emitter
VCE(SAT) 2 IOUT=200mA,IIN=350A 1.1 1.3 V
Saturation Voltage
IOUT=100mA,IIN=250A 0.9 1.1
ON IIN(ON) 3 VIN =3.85V,IOUT=350mA 0.93 1.35 mA
Input Current
OFF IIN(OFF) 4 IOUT=500A, TA=85C 50 65 μA
VCE=2.0V
IOUT=200mA 2.4
Input Voltage (output on) VIN(ON) 5 V
IOUT=250mA 2.7
IOUT=300mA 3.0
VR=50V, TA=25C 50
Clamp Diode Reverse Current IR 6 μA
VR=50V, TA=85C 100
Clamp Diode Forward Voltage VF 7 IF=350mA 2.0 V
Input Capacitance CIN 15 25 pF
Turn-On Delay tON 8 VOUT=50V,RL=125,CL=15pF 0.1 1 μS
Turn-Off Delay tOFF 8 VOUT=50V,RL=125,CL=15pF 0.2 1 μS

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ULN2803 LINEAR INTEGRATED CIRCUIT
 TEST CIRCUIT

1. ICEX 2. VCE (sat), hFE 3. IIN (ON)

OPEN OPEN OPEN

ICEX IIN IOUT IIN (ON)

OPEN OPEN
VCE
VIN VCE, VCE (sat) VIN
IOUT
hFE =
IIN

4. IIN (OFF) 5. VIN (ON) 6. IR

OPEN OPEN
IR VR
IIN (OFF) IOUT IIN IOUT
OPEN

VIN (ON) VCE

OPEN

7. VF

VF IF

OPEN

OPEN

8. tON, tOFF

INPUT OPEN VOUT

RL
PULSE
GENERATOR
OUTPUT
(Note 2) CL = 15pF
(Note 1)
(Note 3)

tr tf
VIH
90% 90%
INPUT 50% 50%
10% 10% 0
50μs
tON tOFF
VOH
OUTPUT 50% 50%
VOL

Notes: 1. Pulse width 50s, duty cycle 10%

Output impedance 50, tr<=5ns, tf<=10ns
2. R1: 0, VIH: 3V
3. CL includes probe and jig capacitance.

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ULN2803 LINEAR INTEGRATED CIRCUIT
 TYPICAL CHARACTERISTICS
Output Current, IOUT (mA)

Output Current, IOUT (mA)

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ULN2803 LINEAR INTEGRATED CIRCUIT

 TYPICAL CHARACTERISTICS(Cont.)

IOUT – VCE (SAT) IF – V F

600 400

Clamp Diode Forward Current, IF (mA)

IIN = 500μA Ta = 25℃
Output Current, IOUT (mA)

300
400

200
Ta = 85℃
200
25
100
-30

0 0
0 0.4 0.8 1.2 1.6 0 0.4 0.8 1.2 1.6 2.0
Collector-Emitter Saturation Voltage, VCE (SAT) (V) Clamp Diode Forward Voltage, VF (V)

PD – Ta
2.00
1 Type-Ap free air
2 Type-AFW on glass epoxy PCB
30×30×1.6mm Cu 50%
1.75
3 Type-AFW free air

1
1.50

1.25

1.00

0.75
2
0.625
0.54
0.50 3

0.25

0
0 25 50 75 100 125 150
Ambient Temperature, Ta (℃)

UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.

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