SPM0423HD4H-WB
11. RECOMMENDED REFLOW PROFILE
tP
TP
Ramp-up
TL
tL
TSMAX
tS Preheat
Ramp-down
TSMIN
25°C
Time
Time 25°C to Peak
Profile Feature
Pb-Free
Average Ramp-up rate (TSMAX to TP)
Preheat
3°C/second max.
Temperature Min (TSMIN)
150°C
200°C
60-180 seconds
Temperature Max (TSMAX
)
Time (TSMIN to TSMAX) (tS)
Time maintained above:
Temperature (TL)
Time (tL)
217°C
60-150 seconds
Peak Temperature (TP)
Time within 5°C of actual Peak Temperature (tP)
Ramp-down rate (TP to TSMAX
Time 25°C to Peak Temperature
260°C
20-40 seconds
6°C/second max
8 minutes max
)
Notes: Based on IPC/JDEC J-STD-020 Revision C.
All temperatures refer to topside of the package, measured on the package body
surface.
Revision: C
Sheet 10 of 13
2/28/2013
©2013 Knowles Electronics
KNOWLES [ KNOWLES ELECTRONICS ]
