PPGAs are a microchip design that have the silicon core of the microchip facing down toward the computer motherboard. The core is covered by a heat slug, which helps to dissipate the heat to the heatsink.
Chelsea Technology’s PPGAs offer:
| Chelsea P/N | Lead Count | Part Type | Manufacturer Drawing | Cavity (L) | Cavity (W) | Pkg OD (L) | Pkg OD (W) | Comments | Quantity | |
|---|---|---|---|---|---|---|---|---|---|---|
| P84PPG300 | 84 | Plastic PGA | PGA-84U-C-300-1 | 0.300 | 0.300 | 0 | Download | |||
| P84PPG360 | 84 | Plastic PGA | PGA-84U-C-360-1 | 0.360 | 0.360 | 0 | ||||
| P100PPG300 | 100 | Plastic PGA | PGA-100U-C-300-1 | 0.300 | 0.300 | 13×13 Pin Matrix | 0 | |||
| P100PPG433 | 100 | Plastic PGA | PGA-100U-C-433-1 | 0.433 | 0.433 | Au Cavity, Nickel Pins | 0 | Download | ||
| P149PPG495 | 149 | Plastic PGA | PGA-149U-C-VLSI-1 | 0.495 | 0.495 | 15×15 Pin Matrix | 0 | Download | ||
| P149PPG575R | 149 | Plastic PGA | 149U-U-C-VLSI-3 | 0.575 | 0.475 | 15×15 Pin Matrix | 0 | Download | ||
| LA1147S | Aluminum Lid | 650-01-0005-1 | 1.147 | 1.147 | Lid for 84 PPGA | 0 | ||||
| LA1620S | Aluminum Lid | 650-01-0005-4 | 1.620 | 1.620 | Lid for 15×15 PPGA | 0 | ||||
| LA1660S | Aluminum Lid | LA1660S | 1.660 | 1.660 | Lid for 15×15 PPGA | 0 |
