A. Scope
This specification applies to Piezo buzzers,250125F-12008
B. Specifications
No | Item | Unit | Specification | Condition |
1 | Oscillation Frequency | HZ | 1200 | Vo-p=1/2duty,square wave |
2 | Operating Voltage | Vo-p | 3~6 | |
3 | Rated Voltage | Vo-P | 5 | |
4 | Current Consumption | MA | MAX .80 | at Rated Voltage |
5 | Sound Pressure Level | dB | MIN.85 | At 10cm at Rated Voltage |
6 | Coil Resistance | Ω | 33±5 | |
7 | Operating Temperature | ℃ | -40~+85 | |
8 | Storage Temperature | ℃ | -40~+85 | |
9 | Dimension | mm | Φ24.8xH12.5 | See appearance drawing |
10 | Weight (MAX) | g | 8.2 | |
11 | Housing Material | PPO( Black ) | ||
12 | Leading Pin | Tin Plated Brass (Sn) | ||
13 | Environmental | RoHS | See appearance drawing |
C. Exterior drawing
Tol: ±0.3 Unit: mm
D. Test method
Standard measuring condition
Temperature: 25±2℃ Humidity: 45-65% Acoustic characteristics:
Oscillation frequency, current consumption and sound pressure are measured by the instrument shown below
E. Typical frequency response curve
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
