20 Pin Through Hole PLCC Socket, 1.27mm (.050″) Pitch

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This 20-pin (4 x 5 position) through-hole PLCC socket provides a solderless interface for 20-lead PLCC IC chips. It allows technicians to insert and replace chips without soldering heat, protecting processors during programming and testing. The socket is used on industrial control boards, embedded MCU modules, and automotive electronics.

Key Features

  • Available Positions: Standard options in 20, 28, 32, 44, 52, 68, and 84 pins.
  • Mating Pitch: 1.27 mm (.050″) pitch for J-lead PLCC-packaged chips.
  • Board Termination: Converts fine-pitch IC pins to a 2.54 mm (.100″) through-hole grid.
  • Mounting Style: Vertical through-hole wave soldering with 3.20 mm tail length.
  • Solderless Swapping: Protects chips from soldering heat and enables fast field replacement.

Main Specifications:

General Information:

Product No.: PLCC-20-AT  
Product Type: PLCC Sockets  
Number of Positions: 20 (4 x 5)  
Mounting Type: Through Hole  
Pitch – Mating: 0.050″ (1.27mm)  
Pitch – Termination: 0.100″ (2.54mm)  
Tail Length: 0.126″ (3.20mm)  

Materials and Plating:

Insulator Material: Polybutylene Terephthalate (PBT), Glass Filled  
Insulator Color: Black  
Contact Material: Phosphor Bronze  
Contact Plating: Tin over Nickel  
Contact Finish Thickness: 80.0µin (2.03µm)  

Electrical:

Current rating: 1 Amp max  
Operating voltage: N/A  
Contact resistance: 30 mohms max  
Insulation resistance: 1000 Mohms min  
Dielectric withstanding voltage: 500 VAC for 1 minute  

Environmental:

Operating Temperature: -50°C to +105°C  
Compliance: Lead Free & RoHS Compliant  

PLCC Socket Dimensions

Applications:

  • BIOS & Firmware Socketing
  • Microcontroller (MCU) Development Boards
  • IC Programming & Test Fixtures
  • Industrial Automation Controllers
  • Automotive Electronics & ECUs

Factory pricing and exceptional product quality. OEM & ODM Services. Get a free quote now! 

Metabee is a professional connector manufacturer from China. We can provide all kinds of PLCC IC Sockets.

Product No.

PLCC-20-AT

Product Type

PLCC Sockets

Number of Positions

20 (4 x 5)

Mounting Type

Through Hole

Pitch - Mating

0.050" (1.27mm)

Pitch - Termination

0.100" (2.54mm)

Tail Length

0.126" (3.20mm)

Insulator Material

Polybutylene Terephthalate (PBT), Glass Filled

Insulator Color

Black

Contact Material

Phosphor Bronze

Contact Plating

Tin Plating

Contact Plating Thickness

80.0µin (2.03µm)

Current Rating

1 Amp max

Operating Voltage

N/A

Contact Resistance

30 mohms max

Insulation Resistance

1000 Mohms min

Dielectric Withstanding Voltage

1500 VAC for 1 minute

Temperature Range

-50°C to +105°C

Compliance

Lead Free & RoHS Compliant

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