Specification	3-647047-4

Applications	General Purpose
Connector Type	Header
Contact Finish - Mating	Tin
Contact Finish - Post	Tin
Contact Length - Mating	0.29 in
Contact Length - Post	0.135 in
Contact Material	Copper Alloy
Contact Shape	Square
Contact Type	Male Pin
Current Rating	0 A
Current Rating	Varies by Wire Gauge
Insulation Color	Black
Insulation Height	0.347 in
Insulation Material	Nylon 4/6, Polyamide (PA46)
Material Flammability Rating	UL94 V-0
Mounting Type	Through Hole
Number of Positions	4
Number of Positions Loaded	All
Number of Rows	1
Operating Temperature (Max)	105 °C
Operating Temperature (Min)	-55 °C
Overall Contact Length	0.55 in
Pitch - Mating	0.1 in
Shrouding	Shrouded - 1 Wall
Style	Cable/Wire, Board
Termination	Solder
Voltage Rating	250 V

MTA-100 Series

...

Part	Overall Contact Length	Contact Material	Contact Type	Number of Positions	Contact Shape	Number of Positions Loaded	Connector Type	Contact Length - Post	Contact Finish - Mating	Number of Rows	Mounting Type	Contact Length - Mating	Operating Temperature (Min)	Operating Temperature (Max)	Pitch - Mating	Contact Finish - Post	Insulation Color	Insulation Material	Current Rating	Voltage Rating	Style	Material Flammability Rating	Termination	Shrouding	Insulation Height	Applications
TE Connectivity AMP Connectors 1-640454-9	0.535 in	Copper Alloy	Male Pin	19	Square	All	Header	0.14 in	Tin	1	Through Hole	0.295 in	-55 °C	105 °C	0.1 in	Tin	Natural	Thermoplastic	Varies by Wire Gauge	250 V	Board Cable/Wire	UL94 V-0	Solder	Shrouded - 1 Wall	0.305 in	General Purpose
TE Connectivity AMP Connectors 640454-6	0.535 in	Copper Alloy	Male Pin	6	Square	All	Header	0.14 in	Tin	1	Through Hole	0.295 in	-55 °C	105 °C	0.1 in	Tin	Natural	Thermoplastic	Varies by Wire Gauge	250 V	Board Cable/Wire	UL94 V-0	Solder	Shrouded - 1 Wall	0.305 in	General Purpose
TE Connectivity AMP Connectors 2-640454-1	0.535 in	Copper Alloy	Male Pin	21	Square	All	Header	0.14 in	Tin	1	Through Hole	0.295 in	-55 °C	105 °C	0.1 in	Tin	Natural	Thermoplastic	Varies by Wire Gauge	250 V	Board Cable/Wire	UL94 V-0	Solder	Shrouded - 1 Wall	0.305 in	General Purpose
TE Connectivity AMP Connectors 2-640454-3	0.535 in	Copper Alloy	Male Pin	23	Square	All	Header	0.14 in	Tin	1	Through Hole	0.295 in	-55 °C	105 °C	0.1 in	Tin	Natural	Thermoplastic	Varies by Wire Gauge	250 V	Board Cable/Wire	UL94 V-0	Solder	Shrouded - 1 Wall	0.305 in	General Purpose
TE Connectivity AMP Connectors 640454-9	0.535 in	Copper Alloy	Male Pin	9	Square	All	Header	0.14 in	Tin	1	Through Hole	0.295 in	-55 °C	105 °C	0.1 in	Tin	Natural	Thermoplastic	Varies by Wire Gauge	250 V	Board Cable/Wire	UL94 V-0	Solder	Shrouded - 1 Wall	0.305 in	General Purpose
TE Connectivity AMP Connectors 2-640454-4	0.535 in	Copper Alloy	Male Pin	24 pos	Square	All	Header	0.14 in	Tin	1	Through Hole	0.295 in	-55 °C	105 °C	0.1 in	Tin	Natural	Thermoplastic	Varies by Wire Gauge	250 V	Board Cable/Wire	UL94 V-0	Solder	Shrouded - 1 Wall	0.305 in	General Purpose
TE Connectivity AMP Connectors 1-640454-1	0.535 in	Copper Alloy	Male Pin	11	Square	All	Header	0.14 in	Tin	1	Through Hole	0.295 in	-55 °C	105 °C	0.1 in	Tin	Natural	Thermoplastic	Varies by Wire Gauge	250 V	Board Cable/Wire	UL94 V-0	Solder	Shrouded - 1 Wall	0.305 in	General Purpose
TE Connectivity AMP Connectors 640454-4	0.535 in	Copper Alloy	Male Pin	4	Square	All	Header	0.14 in	Tin	1	Through Hole	0.295 in	-55 °C	105 °C	0.1 in	Tin	Natural	Thermoplastic	Varies by Wire Gauge	250 V	Board Cable/Wire	UL94 V-0	Solder	Shrouded - 1 Wall	0.305 in	General Purpose
TE Connectivity AMP Connectors 1-640454-3	0.535 in	Copper Alloy	Male Pin	13	Square	All	Header	0.14 in	Tin	1	Through Hole	0.295 in	-55 °C	105 °C	0.1 in	Tin	Natural	Thermoplastic	Varies by Wire Gauge	250 V	Board Cable/Wire	UL94 V-0	Solder	Shrouded - 1 Wall	0.305 in	General Purpose

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