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 |
3.96mm |
| No. of Rows |
1 |
| No. of Ways |
7 |
| Approvals |
CSA |
| AWG (min.) |
18 |
| AWG max. |
18 |
| Backwall/Post Interruptions |
No (Without) |
| Board contact surface |
Tin plated |
| Case Material |
Polyamide |
| Circuit Application |
Power |
| Color |
Orange |
| 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 |
7a |
| Contact Current Rating (Max) |
7 |
| Contact Finish |
Copper alloy |
| Contact Gender |
Female |
| Contact Layout |
Inline |
| Contact Material |
Copper Alloy |
| Contact Mating Area Plating Material |
Tin (Sn) |
| Contact Mating Area Plating Material Finish |
Matte |
| Contact Mating Area Plating Material Thickness |
80 – 200 |
| Contact Plating |
Tin, Matte |
| Contact Retention |
Yes (With) |
| Contact Retention Within Housing |
With |
| Contact Type |
Receptacle |
| Contact Underplating Material |
Nickel |
| Contact Underplating Material Thickness |
.762 |
| Current Rating |
7a |
| Depth |
9.02mm |
| Dim |
(L x W x H) 9.02 x 27.74 x 18.42 mm |
| Factory colour |
Orange |
| Flammability Rating |
UL94 V-2 |
| Gender |
Receptacle |
| Glow Wire Rating |
Standard Part - Not Glow Wire |
| Height |
18.42mm |
| Housing Color |
Orange |
| Housing Material |
Nylon |
| Industrial packaging |
No |
| Insulation Diameter |
0.095inch |
| Insulation Material |
Polyamide |
| Length |
9.02mm |
| Mating Alignment |
Without |
| Mating Retention |
With |
| Mating Retention Type |
Locking Ramp |
| Max Operating Temperature |
221°C |
| Max Voltage Rating (AC) |
600v |
| max. cross section |
0.90mm² |
| Max. temperature |
+105°C |
| Min Operating Temperature |
-67°C |
| Min. cross section |
0.80mm² |
| Min. temperature |
-55°C |
| Misc Attribute |
MTA-156 |
| Mount |
Free Hanging, Cable |
| Nominal Current |
7A |
| Nominal current - rounded value |
7A |
| Nominal Voltage |
600V AC |
| Number of Contacts |
7 |
| Number of Positions |
7 |
| Number of Power Positions |
7 |
| Number of Rows |
1 |
| Operating Temperature Range |
-67 – 221 |
| Operating Voltage |
600 |
| Orientation |
Right Angle |
| Package Quantity |
250 |
| Packaging |
Bag |
| Packaging Method |
Bag & Box |
| Packaging Quantity |
250 |
| Panel Mount Feature |
Without |
| PCB Mount Alignment |
No (Without) |
| PCB Mount Retention |
Without |
| Pin shape |
Rectangular |
| Pins per row |
7 |
| Plating Thickness |
80um |
| Primary Product colour |
Orange |
| Radiation Hardening |
No |
| Reach SVHC Compliant |
No |
| RoHS Compliant |
Yes |
| Sealable |
No |
| Series |
MTA-156 |
| Strain Relief |
Yes (With) |
| Termination |
IDC |
| Termination Method to Wire & Cable |
Insulation Displacement (IDC) |
| Type |
SIL socket (standard) |
| UL Flammability Rating |
UL 94V-2 |
| UL Rating |
Recognized |
| Underplate Material |
Nickel |
| Voltage Rating |
600v |
| Voltage Rating (AC) |
600v |
| Width |
27.74mm |
| Wire Size |
18 |
| Wire/Cable Gauge |
18AWG |
| Wire/Cable Type |
Discrete |
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