MQFP - Metric Quad Flat Pack                    

                

The Metric Quad Flat Pack, or MQFP, is a surface-mount IC package with gull wing leads on all four sides of the package body.

   

The MQFP comes in different body sizes that range from 10 mm square to 40 mm square. MQFP lead counts, on the other hand, range from 44 to 304. Typical lead pitch values used by MQFP's range from 0.55 mm to 0.80 mm. Typical MQFP body thickness values range from 2 mm to 3.5 mm.

   

Table 1. Properties of some MQFP's

Part #  

No.
of Pins

Body
Size  

Body
Thickness  

Lead
Pitch  

MQFP-44 

44

10 mm x 10 mm

2 mm

0.8 mm

MQFP-52 

52

14 mm x 14 mm

2 mm

0.8 mm

MQFP-120 

120

28 mm x 28 mm

3.5 mm

0.8 mm

MQFP-208 

208

28 mm x 28 mm

3.5 mm

0.5 mm

MQFP-240 

240

32 mm x 32 mm

3.2 mm

0.5 mm

                        

Figure 1.  The Metric QFP (MQFP)

      

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