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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CAD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	Configuration	Transistor Polarity	Collector- Emitter Voltage VCEO Max	Maximum DC Collector Current	Mounting Style	Package / Case	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging
	Darlington Transistors Eight NPN Array ULQ2801A STMicroelectronics 1: $8.37 754In Stock	Mfr. Part # ULQ2801A Mouser Part # 511-ULQ2801A	STMicroelectronics	Darlington Transistors Eight NPN Array Learn More about STMicroelectronics stm darlingtondevices	Datasheet	754In Stock	$8.37 $5.59 $4.00 $3.33 View $3.10 $2.97 $2.95	Min.: 1 Mult.: 1			Octal	NPN	50 V	500 mA	Through Hole	PDIP-18	- 40 C	+ 105 C	ULQ2801	Tube
	Darlington Transistors Eight NPN Array ULN2804A STMicroelectronics 1: $4.74 6,808In Stock 12,000Expected 2026-10-26	Mfr. Part # ULN2804A Mouser Part # 511-ULN2804A	STMicroelectronics	Darlington Transistors Eight NPN Array Learn More about STMicroelectronics stm darlingtondevices	Datasheet	6,808In Stock 12,000Expected 2026-10-26	$4.74 $2.58 $1.97 $1.87 View $1.77 $1.68 $1.60 $1.50	Min.: 1 Mult.: 1			Octal	NPN	50 V	500 mA	Through Hole	PDIP-18	- 20 C	+ 85 C	ULN2804A	Tube
	Darlington Transistors Eight NPN Array ULQ2803A STMicroelectronics 1: $4.67 4,535In Stock 4,000Expected 2027-07-06	Mfr. Part # ULQ2803A Mouser Part # 511-ULQ2803A	STMicroelectronics	Darlington Transistors Eight NPN Array Learn More about STMicroelectronics stm darlingtondevices	Datasheet	4,535In Stock 4,000Expected 2027-07-06	$4.67 $2.79 $2.19 $1.77 View $1.64 $1.61 $1.47	Min.: 1 Mult.: 1			Octal	NPN	50 V	500 mA	Through Hole	PDIP-18	- 40 C	+ 105 C	ULQ2803	Tube
	Darlington Transistors Eight NPN Array ULN2801A STMicroelectronics 1: $8.37 567In Stock	Mfr. Part # ULN2801A Mouser Part # 511-ULN2801A	STMicroelectronics	Darlington Transistors Eight NPN Array Learn More about STMicroelectronics stm darlingtondevices	Datasheet	567In Stock	$8.37 $5.27 $4.08 $3.41 View $3.17 $2.85 $2.71	Min.: 1 Mult.: 1			Octal	NPN	50 V	500 mA	Through Hole	PDIP-18	- 20 C	+ 85 C	ULN2801A	Tube
	Darlington Transistors Eight NPN Array ULQ2804A STMicroelectronics 1: $7.24 66In Stock 5,000On Order	Mfr. Part # ULQ2804A Mouser Part # 511-ULQ2804A	STMicroelectronics	Darlington Transistors Eight NPN Array Learn More about STMicroelectronics stm darlingtondevices	Datasheet	66In Stock 5,000On Order On Order Ship Dates Mfr. #: ULQ2804A Stock: 66 Can Ship Immediately On Order: 1,000 Expected 2026-10-28 4,000 Expected 2027-04-27 Factory Lead-Time: 30 Weeks	$7.24 $4.29 $3.41 $2.82 View $2.62 $2.45	Min.: 1 Mult.: 1			Octal	NPN	50 V	500 mA	Through Hole	PDIP-18	- 40 C	+ 105 C	ULQ2804	Tube
	Darlington Transistors Eight NPN Array ULN2803A STMicroelectronics 1: $4.03 71,605On Order	Mfr. Part # ULN2803A Mouser Part # 511-ULN2803A	STMicroelectronics	Darlington Transistors Eight NPN Array Learn More about STMicroelectronics stm darlingtondevices	Datasheet	71,605On Order On Order Ship Dates Mfr. #: ULN2803A Stock: 0 On Order: 28,685 Expected 2026-11-27 42,920 Expected 2027-06-01 Factory Lead-Time: 30 Weeks	$4.03 $2.58 $1.92 $1.56 View $1.44 $1.39 $1.22	Min.: 1 Mult.: 1			Octal	NPN	50 V	500 mA	Through Hole	PDIP-18	- 20 C	+ 85 C	ULN2803A	Tube
	Darlington Transistors Eight NPN Array ULN2802A STMicroelectronics 1: $7.49 2,849On Order	Mfr. Part # ULN2802A Mouser Part # 511-ULN2802A	STMicroelectronics	Darlington Transistors Eight NPN Array Learn More about STMicroelectronics stm darlingtondevices	Datasheet	2,849On Order On Order Ship Dates Mfr. #: ULN2802A Stock: 0 On Order: 849 Expected 2026-11-05 2,000 Expected 2027-05-24 Factory Lead-Time: 30 Weeks	$7.49 $4.68 $3.40 $2.94 View $2.65 $2.55 $2.48	Min.: 1 Mult.: 1			Octal	NPN	50 V	500 mA	Through Hole	PDIP-18	- 20 C	+ 85 C	ULN2802A	Tube