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产品详细介绍
Customer: |
Part No: |
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Product: Piezoelectric elements |
SWT Part No: 3B31+2.0BA |
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一、Configuration |
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Appearance and dimension: see the drawing |
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Material |
Piezoelectric |
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Configuration |
1:plane√ 2:discal |
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Electrode form |
A: fullness √ B: feedback |
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Metal material |
B: brass √ S: stainless steel N: nickel |
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二,Electrical specification |
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Resonant frequency (kHz) |
Fs=2.0±0.5 |
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Resonant impedance (Ω) |
Rr≤500Ω |
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Capacitance at 120Hz (NF) |
Co =160±30% |
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Standard Test Conditions |
Temperature:25±1℃ Humidity:45%~75% Air Pressure:86~106kPa |
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Operating temperature (℃) |
-20~+70 |
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Storage temperature (℃) |
-30~+80 |
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Piezoelectric elements Manual Soldering process |
Soldering Parameter |
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Temp.( ℃ ) |
Time(Sec.) |
Times |
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Lead Free |
★ |
silver electrode |
300±10 |
2 second or less. |
1~2 |
|
★ |
metal plate |
320±10 |
3 second or less. |
1~2 |
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Solder Dot: Diameter MAX 3.0mm, High MAX 1.5mm, Soldering sequence: 1、 silver electrode 2、 metal plate |
Remark: ★Represent important parameter
APPEARANCE UNIT:mm
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