QFP Converter Board
Solder the IC to the centre of the board, then bring wires out from the nearby lands
Use ICs with fewer pins in the centre of the pattern
Please note that some ICs cannot be used due to pin placement etc.
Product Specification
Material/thickness
Double-sided glass epoxy (FR-4)1.0t
Finish
Through hole, gold plating, resist
External round
2.54 mm pitch 0.90Ø
Part name
External dimensions (mm)
Remarks
QFP-41
48.26
´
48.26
0.4 mm pitch 48 → 120 pin for IC
QFP-42
86.36
´
86.36
0.4 mm pitch 48 → 296 pin for IC
QFP-51
77.47
´
77.47
0.5 mm pitch 48 → 208 pin for IC
QFP-52
82.55
´
82.55
0.5 mm pitch 208 → 320 pin for IC
QFP-53
45.72
´
45.72
0.5 mm pitch 36 → 100 pin for IC
QFP-63
80.01
´
80.01
0.635 mm pitch 84 → 196 pin for IC
QFP-61
59.69
´
59.69
0.65 mm pitch 40 → 112 pin for IC
QFP-62
95.25
´
95.25
0.65 mm pitch 80 → 240 pin for IC
QFP-64
40.64
´
40.64
0.65 mm pitch 32 → 64 pin for IC
QFP-81
59.69
´
59.69
0.8 mm pitch 24 → 104 pin for IC
QFP-82
74.93
´
74.93
0.8 mm pitch 64 → 168 pin for IC
QFP-83
40.64
´
40.64
0.8 mm pitch 24 → 64 pin for IC