详细说明
福鼎通讯 SMD-085030H贴片蜂鸣器
描 述
A. SCOPE
This specification applies magnetic buzzer, SMD-085030H-03627JR20
B. SPECIFICATION
| No. | Item | Unit | Specification | Condition |
| 1 | Oscillation Frequency | Hz | 2730 | Vo-p=1/2duty , square wave |
| 2 | Operating Voltage | Vo-p | 3 ~ 5 | |
| 3 | Rated Voltage | Vo-p | 3.6 | |
| 4 | Current Consumption | mA | MAX. 80 | at Rated Voltage |
| 5 | Sound Pressure Level | dB | MIN. 90 | at 5cm at Rated Voltage |
| 6 | Coil Resistance | Ω | 20±3 | |
| 7 | Operating Temperature | ℃ | -30 ~ +70 | |
| 8 | Storage Temperature | ℃ | -40 ~ +85 | |
| 9 | Dimension | mm | 8.5 x 8.5 x H3.2 | See appearance drawing |
| 10 | Weight (MAX) | gram | 0.8 | |
| 11 | Housing Material | | LCP( White ) | |
| 12 | Leading Pin | | Plated Brass(Au) | 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. Typical Frequency Response Curve