NTC THERMISTORS - RTZ Professional Audio
NTC THERMISTORS - RTZ Professional Audio
NTC THERMISTORS - RTZ Professional Audio
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!Note R44E7.pdf 03.2.14<br />
!Note • Please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in in this PDF catalog catalog to prevent to prevent smoking smoking and/or and/or burning, burning, etc. etc.<br />
• This catalog has only typical specifications. Therefore, because there you are is no requested space for to detailed approve specifications. our product specifications Therefore, please or to transact approve the our approval product sheet specifications for product or specificaions transact the approval before ordering. sheet for product specifications before ordering.<br />
■ Notice (Soldering and Mounting)<br />
Chip Type !Caution/Notice<br />
Mounting Position<br />
Choose a mounting position that minimize the stress<br />
imposed on the chip during flexing or bending of the<br />
board.<br />
[Component Direction]<br />
Locate this<br />
product<br />
horizontal to the<br />
direction in<br />
which stress<br />
acts.<br />
[Mounting Close to Board Separation Line]<br />
Perforation<br />
Holes<br />
A<br />
Slit<br />
B<br />
C<br />
D<br />
Keep this product on the<br />
PC Board away from the<br />
Separation Line.<br />
Worst ← A-B-C-D → Better<br />
Reflow Soldering Conditions<br />
(NCP03/NCP15 Series)<br />
Allowable Reflow Soldering Temperature and Time<br />
Standard Soldering Conditions<br />
4<br />
Temperature (°C)<br />
280<br />
270<br />
260<br />
250<br />
240<br />
230<br />
Temperature (°C)<br />
300<br />
200<br />
100<br />
Preheating (in air)<br />
Gradual cooling<br />
Soldering (in air)<br />
220<br />
0 10 20 30 40 50 60 70 80 90<br />
Time (sec.)<br />
0<br />
1-2 min. 20sec. max.<br />
Preheating : 160°C±10°C, 1-2 min.<br />
Soldering : 240-270°C, 20sec. max.<br />
(NCP18/21 Series)<br />
Allowable Reflow Soldering Temperature and Time<br />
Standard Soldering Conditions<br />
Temperature (°C)<br />
280<br />
270<br />
260<br />
250<br />
240<br />
230<br />
220<br />
210<br />
0 10 20 30 40 50 60 70 80 90 100110<br />
Time (sec.)<br />
Temperature (°C)<br />
300<br />
200<br />
100<br />
0<br />
Preheating (in air)<br />
Soldering<br />
1-2 min. 20sec. max.<br />
Preheating : 160°C±10°C, 1-2 min.<br />
Soldering : 230-270°C, 20sec. max.<br />
Gradual cooling<br />
(in air)<br />
Flow Soldering Conditions<br />
(NCP18/21 Series)<br />
Allowable Reflow Soldering Temperature and Time<br />
Temperature (°C)<br />
280<br />
270<br />
260<br />
250<br />
240<br />
230<br />
220<br />
210<br />
0 10 20 30<br />
Time (sec.)<br />
Temperature (°C)<br />
300<br />
200<br />
100<br />
0<br />
Standard Soldering Conditions<br />
Preheating (in air)<br />
1-2 min. 10sec. max.<br />
Gradual cooling<br />
Soldering (in air)<br />
Preheating : 160°C±10°C, 1-2 min.<br />
Soldering : 230-260°C, 10sec. max.<br />
Continued on the following page.<br />
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