The SIL socket from TE Connectivity, part number 3-640426-7, is a standard MTA-156 socket featuring a total of 7 pins. This component is commonly used in electronic and electrical connectors for interfacing or extending circuits. It's essential for compact, reliable connections in consumer electronics, appliances, and industrial controls, supporting applications that require durability and secure electrical connections.
| Pitch |
3.9624mm |
| No. of Rows |
1 |
| No. of Ways |
7 |
| AWG (min.) |
18 |
| AWG max. |
18 |
| Board contact surface |
Tin plated |
| Case Material |
Polyamide |
| Circuit Application |
Power |
| Compatible Insulation Diameter Range |
.095 |
| Compatible With Agency/Standards Products |
CSA |
| Compatible With Approved Standards Products |
UL E28476 |
| Connection |
Cut & Clip |
| Connector & Contact Terminates To |
Wire & Cable |
| Connector & Housing Type |
Receptacle |
| Connector contact surface |
Tin plated |
| Connector Height |
.355 |
| Connector Length |
1.092 |
| Connector Mounting Type |
Cable Mount (Free-Hanging) |
| Connector Product Type |
Connector Assembly |
| Connector System |
wire-to-board |
| Connector Type |
Socket, right angle |
| Contact Base Material |
Copper Alloy |
| Contact Current Rating (Max) |
7 |
| Contact Finish |
Copper alloy |
| Contact Layout |
Inline |
| Contact Mating Area Plating Material |
Tin (Sn) |
| Contact Mating Area Plating Material Finish |
Matte |
| Contact Mating Area Plating Material Thickness |
80 – 200 |
| Contact Retention Within Housing |
With |
| Contact Type |
Receptacle |
| Contact Underplating Material |
Nickel |
| Contact Underplating Material Thickness |
.762 |
| Dim |
(L x W x H) 9.02 x 27.74 x 18.42 mm |
| Factory colour |
Orange |
| Glow Wire Rating |
Standard Part - Not Glow Wire |
| Height |
18.42mm |
| Housing Material |
Nylon |
| Industrial packaging |
No |
| Insulation Material |
Polyamide |
| Length |
9.02mm |
| Mating Alignment |
Without |
| Mating Retention |
With |
| Mating Retention Type |
Locking Ramp |
| max. cross section |
0.90mm² |
| Max. temperature |
+105°C |
| Min. cross section |
0.80mm² |
| Min. temperature |
-55°C |
| Misc Attribute |
MTA-156 |
| Nominal Current |
7A |
| Nominal current - rounded value |
7A |
| Nominal Voltage |
600V AC |
| Number of Power Positions |
7 |
| Operating Temperature Range |
-67 – 221 |
| Operating Voltage |
600 |
| Packaging Method |
Bag & Box |
| Packaging Quantity |
250 |
| Panel Mount Feature |
Without |
| Pin shape |
Rectangular |
| Pins per row |
7 |
| Primary Product colour |
Orange |
| Sealable |
No |
| Series |
MTA-156 |
| Termination Method to Wire & Cable |
Insulation Displacement (IDC) |
| Type |
SIL socket (standard) |
| UL Flammability Rating |
UL 94V-2 |
| UL Rating |
Recognized |
| Width |
27.74mm |
| Wire Size |
18 |
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