Wire bonding apparatus

Details Wire bonding apparatus Wire bonding apparatus

1996-12-23

1998-06-09

Shaw, Clifford C.

Electric heating

Metal heating

Wire, rod, or bar bonding

21913021, B23K 1116

Patent

active

057638497

ABSTRACT:
In a wire bonding apparatus comprising a torch electrode for melting an end of a metallic thin wire to form a ball thereof, a high voltage detecting circuit for detecting a voltage between the metallic thin wire and the torch electrode in order to output the detected voltage as a voltage signal, a ball diameter calculator, and a ball diameter display device for displaying the ball diameter outputted from the ball diameter calculator, are further provided.

REFERENCES:
patent: 5212361 (1993-05-01), Miyazaki et al.
patent: 5463197 (1995-10-01), Miyazaki et al.

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