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BTD1858A3 Datasheet, PDF (6/9 Pages) Cystech Electonics Corp. – Silicon NPN Epitaxial Planar Transistor | |||
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CYStech Electronics Corp.
Recommended IR reflow profile
Spec. No. : C856A3
Issued Date : 2006.06.05
Revised Date : 2006.06.08
Page No. : 6/9
Average ramp-up rate(25 to 150â)
Preheat temperature 150~180â
Temperature maintained above 220â
Time within 5â of actual peak temperature
Peak temperature range
Ramp-down rate
Time 25â to peak temperature
1~4 â/second
60~90 seconds
30 seconds min.
3~5 seconds
255+0/-5â
2~10 â/second
6 minutes max.
BTD1858A3
CYStek Product Specification
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