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REFLOW TEMPERATURE PROFILE
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Reflow Temperature Profile

Surface-mount crystal products compatible with lead-free soldering are classified as "Reflow Temperature Profile A" and crystal products compatible with lead soldering are classified as "Reflow Temperature Profile B."

  Reflow Temperature Profile A Reflow Temperature Profile B
Crystal Resonators
DSX1612A DSX211A DSX211AL
DSX221S DSX321SL DSX531S
DSX221G DSX320G DSX321G
DSX530GA DSX530GK  
DSX630G DSX840GA  
DSX840GK DSX840GT DSX151GAL
DSX151GL DMX-38  
SMD-49(*1)    
 
Tuning Folk Crystal Resonators
DST310S DST410S  
DMX-26 DMX-26S DMX-38
SM-26F    
DST520 DST621  
SM-14J    
     
Monolithic Crystal Filters
DSF223SERIES DSF334SERIES  
DSF444SERIES DSF753SERIES  
UM-5J    
 
SPXO
DSO211AR    
DSO221SSERIES DSO321SSERIES  
DSO531SSERIES DSO751SSERIES  
DSO753HSERIES DSO753SSERIES  
DSS753SV    
 
TCXO,VCXO
DSV221SSERIES DSV321SSERIES  
DSV531S/532SSERIES DSV753SSERIES  
DSV753HSERIES    
DSA322MB    
DSA/DSB221SCA DSA221SDA  
DSB221SDA/SDB DSA/DSB221SE  
DSA/DSB321SCA DSA321SDA  
DSB321SDA/SDB DSA/DSB321SE  
DSA/DSB321SF DSA/DSB535SC  
DSA/DSB535SD    
 

(*1)The temperature peak for SMD-49 is 255°C.

Reflow Temperature Profile A
(Available for lead free soldering)		  

Reflow Temperature Profile B

 
     
1 Preheat 160∼180°C 120sec.
2 Primary heat 220°C 60sec.
3 Peak 260°C 10sec. max.
 
1 Preheat

140∼160°C 120sec.
2 Peak 240°C 10sec.

total time 200sec. max.

*The reflow temperature profile may vary depending on the product model, specifications and frequency range.
Refer to the individual product specifications for details.