| PartNumber | 8452-21A1-RK-TP | 8452-21B1-RK-TR | 8452-21B1-RK-TP |
| Description | IC & Component Sockets 52P PLCC SOCKET SMT W/LOCATION POSTS | IC & Component Sockets PLCC 52 POS SMT | IC & Component Sockets 52P PLCC SOCKET SMT W/O LOC POSTS |
| Manufacturer | 3M | 3M | 3M |
| Product Category | IC & Component Sockets | IC & Component Sockets | Sockets for ICs, Transistors |
| RoHS | Y | - | - |
| Product | PLCC Sockets | Various Socket Types | - |
| Number of Positions | 52 Position | 52 Position | - |
| Number of Rows | 4 Row | - | - |
| Type | Open Frame | Chip Carrier | PLCC |
| Pitch | 1.27 mm | 2.54 mm | - |
| Termination Style | Solder Pad | - | - |
| Contact Plating | Tin | Tin | - |
| Row Spacing | 15.24 mm | - | - |
| Features | MO-047 | - | Closed Frame |
| Housing Material | Polybutylene Terephthalate (PBT) | - | Polybutylene Terephthalate (PBT), Glass Filled |
| Brand | 3M Electronic Solutions Division | 3M Electronic Solutions Division | - |
| Contact Material | Copper Alloy | - | - |
| Flammability Rating | UL 94 V-0 | - | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Maximum Operating Temperature | + 105 C | + 105 C | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Product Type | IC & Component Sockets | IC & Component Sockets | - |
| Factory Pack Quantity | 1104 | 2040 | - |
| Subcategory | IC & Component Sockets | IC & Component Sockets | - |
| Part # Aliases | 05111166323 80000905416 | 05111166330 3-822516-4 80000905481 | - |
| Unit Weight | 0.191677 oz | 0.095082 oz | - |
| Series | - | - | 8400 |
| Packaging | - | - | Tube |
| Termination | - | - | Solder |
| Operating Temperature | - | - | -40°C ~ 105°C |
| Mounting Type | - | - | Surface Mount |
| Number of Positions or Pins Grid | - | - | 52 (4 x 13) |
| Pitch Mating | - | - | 0.050" (1.27mm) |
| Contact Finish Mating | - | - | Tin |
| Pitch Post | - | - | 0.050" (1.27mm) |
| Contact Finish Post | - | - | Tin |
| Contact Finish Thickness Mating | - | - | 160μin (4.06μm) |
| Contact Material Mating | - | - | Copper Alloy |
| Contact Finish Thickness Post | - | - | 160μin (4.06μm) |
| Contact Material Post | - | - | Copper Alloy |