Product Summary

The ULN2803 is a high voltage, high-current darlington driver comprised of eight NPN darlington pairs. The ULN2803A features integral clamp diodes for switching inductive loads. Applications include relay, hammer, lamp and display (LED) drivers. The suffix (G) appended to the part number represents a Lead (Pb)-Free product.

Parametrics

ULN2803 features: (1)Output current (single output) 500 mA (Max.); (2)High sustaining voltage output 50 V (Min.); (3)Output clamp diodes; (4)Inputs compatible with various types of logic; (5)Package Type-APG: DIP-18pin; (6)Package Type-AFWG : SOL-18pin.

Features

ULN2803 features: (1)Output current (single output) 500 mA (Max.); (2)High sustaining voltage output 50 V (Min.); (3)Output clamp diodes; (4)Inputs compatible with various types of logic; (5)Package Type-APG: DIP-18pin; (6)Package Type-AFWG : SOL-18pin.

Diagrams

ULN2803 pin configuration

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
ULN2803
ULN2803
Other

Data Sheet
Negotiable 
ULN2803ADW
ULN2803ADW
Texas Instruments
Transistors Darlington Darlington Transistr Array
Data Sheet
0-1: $0.47
1-25: $0.44
25-100: $0.32
100-250: $0.27
ULN2803ADWR
ULN2803ADWR
Texas Instruments
Transistors Darlington TRANSISTOR ARRAYS
Data Sheet
0-1: $0.40
1-25: $0.33
25-100: $0.26
100-250: $0.23
ULN2803ADWRG4
ULN2803ADWRG4
Texas Instruments
Transistors Darlington TRANSISTOR ARRAYS
Data Sheet
0-1: $0.56
1-25: $0.44
25-100: $0.40
100-250: $0.33
ULN2803AFWG(5,EL,M
ULN2803AFWG(5,EL,M
Toshiba
Transistors Darlington 8CH. 50V/.5A IFD IC
Data Sheet
Negotiable 
ULN2803AFWG(C,ELHA
ULN2803AFWG(C,ELHA
Toshiba
Transistors Darlington 8ch 500mA 50V 2.7k Ohm 5V -40/85
Data Sheet
0-1: $0.47
1-10: $0.37
10-100: $0.34
100-250: $0.28
ULN2803AFWG(O,EL,M
ULN2803AFWG(O,EL,M
Toshiba
Transistors Darlington 8ch 500mA 50V 2.7k Ohm 5V -40/85
Data Sheet
0-1: $0.47
1-10: $0.37
10-100: $0.28
100-250: $0.20
ULN2803AFWG(O,M)
ULN2803AFWG(O,M)
Toshiba
Transistors Darlington 8-ch 500mA 50V 2.7 kOhm 5V CMOS
Data Sheet
Negotiable