Specification	81040-650401-RB

Connector Type	Header
Contact Finish - Mating	Gold
Contact Finish - Post	Tin
Contact Finish Thickness - Mating	0.76 Ám
Contact Finish Thickness - Mating	30 Áin
Contact Length - Mating	3.56 mm
Contact Length - Mating	0.14 in
Contact Length - Post	0.143 in
Contact Length - Post	3.63 mm
Contact Material	Copper Alloy
Contact Shape	Square
Contact Type	Male Pin
Fastening Type	Latch Lock/Eject Hooks
Insulation Color	Black
Insulation Height	10.29 mm
Insulation Height	0.405 in
Insulation Material	Liquid Crystal Polymer (LCP)
Material Flammability Rating	UL94 V-0
Mounting Type	Through Hole
Number of Positions	40
Number of Positions Loaded	All
Number of Rows [custom]	2
Operating Temperature [Max]	105 ░C
Operating Temperature [Min]	-55 C
Pitch - Mating	1.27 mm
Pitch - Mating	0.05 in
Row Spacing - Mating [x]	0.1 in
Row Spacing - Mating [x]	2.54 mm
Shrouding	Shrouded - 4 Wall
Style	Board to Cable/Wire
Termination	Solder

81040 Series

Part	Contact Finish Thickness - Post	Contact Finish Thickness - Post	Number of Rows [custom]	Features	Connector Type	Pitch - Mating	Pitch - Mating	Contact Length - Post	Contact Length - Post	Style	Fastening Type	Operating Temperature [Min]	Operating Temperature [Max]	Row Spacing - Mating [x]	Row Spacing - Mating [x]	Insulation Color	Insulation Height	Insulation Height	Contact Shape	Mounting Type	Number of Positions Loaded	Contact Material	Termination	Current Rating (Amps)	Insulation Material	Contact Length - Mating	Contact Length - Mating	Shrouding	Contact Finish - Mating	Contact Finish - Post	Number of Positions	Contact Type	Material Flammability Rating	Contact Finish Thickness - Mating	Contact Finish Thickness - Mating	Contact Length - Post [custom]
3M Electronic Specialty 81040-U10204	3.18 µm	125 µin	2	Board Lock	Header	1.27 mm	0.05 in	0.092 in	2.34 mm	Board to Cable/Wire	Push-Pull	-55 C	105 ░C	0.1 in	2.54 mm	Gray	10.29 mm	0.405 in	Square	Through Hole	All	Copper Alloy	Solder	0.5 A	Glass Filled Polybutylene Terephthalate (PBT) Polyester	3.56 mm	0.14 in	Shrouded - 4 Wall	Gold	Tin-Lead	40	Male Pin	UL94 V-0	0.76 Ám	30 Áin
3M Electronic Specialty 81040-650203-RB	2.54 µm	100 µin	2	Board Guide Board Lock	Header	1.27 mm	0.05 in	0.092 in	2.34 mm	Board to Cable/Wire	Latch Lock/Eject Hooks	-55 C	105 ░C	0.1 in	2.54 mm	Black	10.29 mm	0.405 in	Square	Through Hole	All	Copper Alloy	Solder		Liquid Crystal Polymer (LCP)	3.56 mm	0.14 in	Shrouded - 4 Wall	Gold	Tin	40	Male Pin	UL94 V-0	0.76 Ám	30 Áin
3M Electronic Specialty 81040-650401-RB			2		Header	1.27 mm	0.05 in	0.143 in	3.63 mm	Board to Cable/Wire	Latch Lock/Eject Hooks	-55 C	105 ░C	0.1 in	2.54 mm	Black	10.29 mm	0.405 in	Square	Through Hole	All	Copper Alloy	Solder		Liquid Crystal Polymer (LCP)	3.56 mm	0.14 in	Shrouded - 4 Wall	Gold	Tin	40	Male Pin	UL94 V-0	0.76 Ám	30 Áin
3M Electronic Specialty 81040-660303-RB			2	Board Lock	Header	1.27 mm	0.05 in		2.79 mm	Board to Cable/Wire	Latch Lock/Eject Hooks Long	-55 C	105 ░C	0.1 in	2.54 mm	Black	10.29 mm	0.405 in	Square	Through Hole	All	Copper Alloy	Solder		Liquid Crystal Polymer (LCP)	3.56 mm	0.14 in	Shrouded - 4 Wall	Gold	Tin	40	Male Pin	UL94 V-0	0.76 Ám	30 Áin	0.11 in
3M Electronic Specialty 81040-600C01-RB-WF			2		Header	1.27 mm	0.05 in			Board to Cable/Wire	Push-Pull	-55 C	105 ░C	0.1 in	2.54 mm	Black	10.29 mm	0.405 in	Square	Surface Mount	All	Copper Alloy	Solder		Liquid Crystal Polymer (LCP)	3.56 mm	0.14 in	Shrouded - 4 Wall	Gold	Tin	40	Male Pin	UL94 V-0	0.76 Ám	30 Áin
3M Electronic Specialty 81040-660201-RB			2		Header	1.27 mm	0.05 in	0.092 in	2.34 mm	Board to Cable/Wire	Latch Lock/Eject Hooks Long	-55 C	105 ░C	0.1 in	2.54 mm	Black	10.29 mm	0.405 in	Square	Through Hole	All	Copper Alloy	Solder		Liquid Crystal Polymer (LCP)	3.56 mm	0.14 in	Shrouded - 4 Wall	Gold	Tin	40	Male Pin	UL94 V-0	0.76 Ám	30 Áin
3M Electronic Specialty 81040-660C07-RB			2	Retention Clips	Header	1.27 mm	0.05 in			Board to Cable/Wire	Latch Lock/Eject Hooks Long	-55 C	105 ░C	0.1 in	2.54 mm	Black	10.29 mm	0.405 in	Square	Surface Mount	All	Copper Alloy	Solder		Liquid Crystal Polymer (LCP)	3.56 mm	0.14 in	Shrouded - 4 Wall	Gold	Tin	40	Male Pin	UL94 V-0	0.76 Ám	30 Áin
3M Electronic Specialty 81040-650C01-RB-WF			2		Header	1.27 mm	0.05 in			Board to Cable/Wire	Latch Lock/Eject Hooks	-55 C	105 ░C	0.1 in	2.54 mm	Black	10.29 mm	0.405 in	Square	Surface Mount	All	Copper Alloy	Solder		Liquid Crystal Polymer (LCP)	3.56 mm	0.14 in	Shrouded - 4 Wall	Gold	Tin	40	Male Pin	UL94 V-0	0.76 Ám	30 Áin
3M Electronic Specialty 81040-500203-RB			2	Board Lock	Header	1.27 mm	0.05 in	0.09 in	2.29 mm	Board to Cable/Wire	Push-Pull	-55 C	105 ░C	0.1 in	2.54 mm	Black	7.87 mm	0.31 in	Square	Right Angle Through Hole	All	Copper Alloy	Solder		Liquid Crystal Polymer (LCP)	3.56 mm	0.14 in	Shrouded - 4 Wall	Gold	Tin	40	Male Pin	UL94 V-0	0.76 Ám	30 Áin
3M Electronic Specialty 81040-560203-RB			2	Board Lock	Header	1.27 mm	0.05 in	0.09 in	2.29 mm	Board to Cable/Wire	Latch Lock/Eject Hooks Long	-55 C	105 ░C	0.1 in	2.54 mm	Black	7.87 mm	0.31 in	Square	Right Angle Through Hole	All	Copper Alloy	Solder		Liquid Crystal Polymer (LCP)	3.56 mm	0.14 in	Shrouded - 4 Wall	Gold	Tin	40	Male Pin	UL94 V-0	0.76 Ám	30 Áin

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	N/A	0	$ 8.33
		0	$ 5.85
	Tray	1050	$ 8.83

Description

General part information

81040 Series

Connector Header Through Hole 40 position 0.050" (1.27mm)

Documents

Technical documentation and resources

Heat Shrink Tubing and Devices Catalog

Datasheet