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Digital Concepts

Q1:

The holes through a PC board are ________.

A smaller with SMT than with through-hole mounting

B larger with SMT than with through-hole mounting

C the same size as with through-hole mounting

D usually unnecessary

ANS:C - the same size as with through-hole mounting

SMT - Surface mounting technology.

Example.

10k ohm through hole Resistor requires around.

2cm space but 10k ohm chip with different packages available 01005-1206 package if we take 01005 packages it required only 2-3mm.



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