22

19.0 Soldering Profile

Figure 10 – Reflow soldering temperature profile

The above profile is based on Alpha CVP–390 solder paste, which has been successfully tested with our devices.

Table 17 – Soldering profile temperatures

Stage

Duration/Rate

Temperature

Ramp to soak

2°C/s

Ambient – 185°C

Soak

60s

185°C

Ramp to peak

1°C/s

240°C

Reflow

45s

>225°C

Cool down

2°C/s