Changzhou Ruitian Electronics Co., Ltd.

      Products

      Double sided buzzer

      FT-21.5T-4.0ASL1 double sided


      Detail

      Resonant frequency        (Fr)

      4.0±0.3 KHz

      Resonant resistance        (R)

      100Ω Max

      Electrostatic capacity       (C)

      130000±30%pF at 120Hz

      Dielectric loss

      Max 5%

      Insulation resistance

      Min 100MΩ @25VDC

      Material of metal plate

      Brass(H65)

      Metal plate diameter       (D)

      Φ21.5  ﹢0/-0.1 mm

      PZT plate diameter        (d)

      Φ20.5  +0.3/-0.3 mm

      Element total thickness   (T)

      0.35 ±0.04 mm

      Metal plate thickness        (t)

      0.10±0.01 mm

      Maximum input voltage

      30Vp-p

      Operating temperature range

      -20~+70℃

      Storage temperature range

      -20~+80℃

      Lead specifications        (L)

      8x2x0.05( braided wire); L=55±5mm;

      Note


      APPERANCE AND DIMMENSIONS:

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