Best-selling PJ-320D audio socket 3.5mm earphone jack
Best-selling PJ-320D audio socket 3.5mm earphone jack
Product advantages:
Fast delivery, free samples, conform with RoHS, 5000 times cycle life, guaranteed after-sales service, technical support and good service attitude
Factory strengths:
With thirteen years of industry experience, the company has passed ISO9001 certification, a number of patent certificates, more than 5000 cooperative customers, many customers of listed companies, 106 employees, 12 hardware punches, 18 injection molding machines, 26 full-automatic assembly machines, 32 full-automatic testing machines, 21 semi-automatic testing machines, 12 life testing machines and other testing equipment
Our product can pass the below tests:
1) solderability test
the top of the terminals shall be dipped 1mm in the solder bath of 240±5℃ for 3±0.5 seconds
2) resistance to soldering heat test reflow soldering conditions:
preheat:temperature on the copper foil surface should reach 180℃.120s after the p.c.b
entered into the soldering equipment. tallest temperature:temperature on the copper foil surface should reach the peak temperature of 260±5℃with in 20 seconds.
3) resistance to soldering heat test
soldering iron method:
bit temperature 330±5℃ application
time of soldering iron3±0.5 sec
however excessive pressure shall not be applied to the terminal
4) humidity test
the jack shall be stored at a temperature
of 40±2℃ and a humidity of 90%to 96% for 96 hours, then the jack shall be maintained at standard atmospheric condition for 1 hr for other procedures
5) heat test
The phone jack shall be stored at a temperature of70±2℃ for 96 hours，and then it shall be subjected to the controlled recovery mbasurbm
6) cold test
the jack shall be stored at a temperature of-25±3℃ for 96 hours and then it shall be subjected to the controlled recovery conditions for 1 hour after which
7) life test
at rating condition （non-inductive load）
connection and disconnection shall be made 5000 cycles at a speed 10 to 20 cycles / min
8) cold&heat shock test
the jack shall be subjected to5 cycles of the following conditions showed in the figure,and then shall returned and allowed to remain in room ambient condition for 30 minutes.
There shall be no deformation or cracks in molded part. Insertion&extraction force:3 to 20n
contact resistance:max.30mω
insulation resistance: min.100 mω
dielectric withstanding voltage: 500vac/min(between terminals)
