28 (4 x 7) Pos PLCC Socket Tin Surface Mount
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

8428-21B1-RK-TR

DigiKey Part Number
3M2821B1TR-ND - Tape & Reel (TR)
3M2821B1CT-ND - Cut Tape (CT)
3M2821B1DKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
8428-21B1-RK-TR
Description
CONN SOCKET PLCC 28POS TIN
Customer Reference
Detailed Description
28 (4 x 7) Pos PLCC Socket Tin Surface Mount
Datasheet
 Datasheet
EDA/CAD Models
8428-21B1-RK-TR Models
Product Attributes
Type
Description
Select All
Category
Manufacturer
3M
Series
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Part Status
Last Time Buy
Type
PLCC
Number of Positions or Pins (Grid)
28 (4 x 7)
Pitch - Mating
0.050" (1.27mm)
Contact Finish - Mating
Tin
Contact Finish Thickness - Mating
160.0µin (4.06µm)
Contact Material - Mating
Copper Alloy
Mounting Type
Surface Mount
Features
Closed Frame
Termination
Solder
Pitch - Post
0.050" (1.27mm)
Contact Finish - Post
Tin
Contact Finish Thickness - Post
160.0µin (4.06µm)
Contact Material - Post
Copper Alloy
Housing Material
Polybutylene Terephthalate (PBT), Glass Filled
Operating Temperature
-40°C ~ 105°C
Termination Post Length
0.132" (3.35mm)
Material Flammability Rating
UL94 V-0
Current Rating (Amps)
1 A
Contact Resistance
15mOhm
Base Product Number
Product Questions and Answers

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In-Stock: 2,590
Check for Additional Incoming Stock
Last Time Buy Date: 31/03/2026
All prices are in GBP
Tape & Reel (TR)
QuantityUnit PriceExt Price
450£1.02598£461.69
900£0.97702£879.32
1,350£0.94947£1,281.78
2,250£0.91589£2,060.75
3,150£0.89442£2,817.42
4,500£0.87221£3,924.95
Manufacturers Standard Package
Cut Tape (CT)
QuantityUnit PriceExt Price
1£1.58000£1.58
10£1.34200£13.42
25£1.25840£31.46
50£1.19820£59.91
100£1.14090£114.09
Digi-Reel®
QuantityUnit PriceExt Price
1£1.74000£1.74
10£1.52000£15.20
25£1.45560£36.39
50£1.42320£71.16
100£1.35850£135.85
* All Digi-Reel orders will add a £4.50 reeling fee.
Unit Price without VAT:£1.58000
Unit Price with VAT:£1.89600