Poznámky redaktora
Fig.
96 ____________________________________________________________
Table 4.6: Finished plated-through holes (from DIN 60352-5)
Diameter offinished plated-through hole (mm)
Metal plating ofplated- Diameter of
Solid press-in Compliant press-in through hole drilled hole
termination termination mm
- 0.04-0.5 Wire-Wrap Terminal
For the sake completeness, wire-wrap terminals will discussed briefly.025
098 0.09-0.3 PCBs
PCBs should used accordance with IEC 326-3, IEC 326-5 and IEC
326-6.4.06 1.1.0 ±0.
The general requirements and testing methods are specified DIN EN
60352-1.6+0.04-0.06 1.0 +0.9 ±0.05 Copper 0. The PCB should 1. The reason that wire wrapping only suitable for limited
range cross-sections.2 Press-in pins
In many cases, the press-in pin component part coupler, namely the
contact and therefore consists the same copper alloy.4.
4.75 ±0.025
1.07 1.4 thick.1.0 +0. Brass (copper/zinc),
bronze (copper/tin) copper beryllium are used, depending the size and
function the part.9 ±0.38: Wire-wrap terminal
. The material and pin design should selected to
ensure that the strength the connection does not deteriorate substantially
over time, leading increase the contact resistance.1.06 Copper 1.
This type connection plays only minor role the area industrial
connectors.15 ±0.6 +0.025
1.025
tin tin/lead <15mm
4.09 and 1.05 0. 4.8 ±0.5 6. These materials are subject fatigue through time,
temperature and stress.4. Another problem that special tools are required
