A. Scope

This specification applies to Piezo buzzers,140035F-03032R18

B. Specifications

C. Exterior drawing

Tol: ±0.5 Unit: mm

D. Test method

Standard measuring condition

Temperature: 25±2℃ Humidity: 45-65%

Acoustic characteristics:

The oscillation frequency, current consumption and sound pressure are measured by the measuring instrument shown below.


In the measurement test, the buzzer is placed as follows:

E. Voltage/current/sound pressure characteristics

F. It is recommended that the drive circuit base current Ib should
be high enough to saturate the collector current of the transistor under a CB load.

G. Welding conditions

H. Packaging Standards