| 加工定制：是 | 品牌：联华电子 | 型号：LET5020DS-03L-4.0-12-R |
| 种类：蜂鸣器(片) | 驱动方式：电磁式 | 是否有源：无源 |
| 材质：LCP | 规格尺寸：5.0*5.0*2.0mm | 声道数：单声道 |
| 额定电压：3V | 声压：≥80dB | 谐振频率：4000 |
| 1. 蜂鸣器详细参数 |
1 | Model No. | LET5020DS-03L-4.0-12-R |
2 | Rated Voltage (V) | 3 |
3 | Operating Voltage (V) | 2～5 |
4 | Resonant Frequency (Hz) | 4000 |
5 | Coil Resistance (Ω) | 12±2 |
6 | *Sound Output at 10cm (dB) | ≥80 |
7 | *Current Consumption (mA) | ≤100 |
8 | Operating Temperature (℃) | -20～+70 |
9 | Storage Temperature (℃) | -30～+80 |
10 | Weight (g) | 0.3 |
11 | Case material and colour | LCP / Black |
| 2 . 尺寸 |
| 3. 谐振频率 |
