详细说明
福鼎通讯 FDK-390140F压电式三针蜂鸣器
描 述
A. SCOPE
This specification applies piezo buzzer, FDK-390140F-09034
B. SPECIFICATION
No. | Item | Unit | Specification | Condition |
1 | Oscillation Frequency | KHz | 3.4±0.5 | |
2 | Operating Voltage | VDC | 6 ~ 12 | |
3 | Rated Voltage | VDC | 9 | |
4 | Current Consumption | mA | MAX. 10 | at Rated Voltage |
5 | Sound Pressure Level | dB | MIN. 90 | at 30cm at Rated Voltage |
| Electrostatic Capacity | pF | 25000±30% | at 100Hz 1V |
6 | Tone Nature | | Single | |
7 | Operating Temperature | ℃ | -20~ +70 | |
8 | Storage Temperature | ℃ | -30 ~ +80 | |
9 | Dimension | mm | Φ40.6 x H14 | See appearance drawing |
10 | Weight (MAX) | gram | 8.0 | |
11 | Housing Material | | Nylon | |
12 | Leading Pin | | H62(Cu) Plating (Ni) | See appearance drawing |
13 | Environmental Protection Regulation | | RoHS | |
C. APPEARANCE DRAWING
Tol : ± 0.5 Unit: mm
D.TESTING METHOD
Standard Measurement conditions
Temperature:25±2℃ Humidity:45-65%
Acoustic Characteristics:
The oscillation frequency, current consumption and sound pressure are measured by the measuring instruments shown below
In the measuring test, buzzer is placed as follows:
E. VOLTAGE / CURRENT / SOUND PRESSURE CHARACTERISTICS
F. RELIABILITY TEST