- Part number : BM1255C-0120-16
12mm External Electro Magnetic Transducer , 3V Electric Buzzer
Detailed Product Description
12MM External Electro-magnetic Buzzers , 3V Electric Buzzer
Quick Detail:
- Size: D12mm*H5.5mm
- SPL: Min.80dB at 10cm @ 2048Hz/1.5Vo-p 1/2 Duty Square Wave
- Coil Resistance: 16+/-4 ohm
- Operating Voltage: 1-3Vo-p
- Rated Current: Max.40mA @ 2048Hz/1.5Vo-p 1/2 Duty Square Wave
Description:
- buzzer
- Electro-Magnetic Transduer
- 3V Buzzer
- 12mm Electro-Magnetic Buzzer
- Small Buzzer
Specification:
1.Technical Parameter Measuring condition Part shall be measured under a condition (Temperature: 5～35℃, Humidity: 45%～85%R.H., Atmospheric pressure: 860 ～1060hPa) unless the standard condition (Temperature: 25±3℃, Humidity: 60±10%R.H. Atmospheric pressure: 860 ～1060hPa) is regulated to measure. | |||
| 1 | Rated Voltage | 1.5 Vo-p | |
| 2 | Operating Voltage | 1.0-3.0Vo-p | |
| 3 | Rated Current | Max.40mA ,at 2048Hz 50% duty Square Wave 1.5Vo-p | |
| 4 | Sound Output at 10cm | Min. 80dB,at 2048Hz 50% duty Square Wave 1.5Vo-p | |
| 5 | Coil Resistance | 16±4Ω | |
| 6 | Resonant Frequency | 2048Hz | |
| 7 | Operating Temperature | -20℃～+70℃ | |
| 8 | Store Temperature | -30℃～+80℃ | |
| 9 | Net Weight | Approx 1.0g | |
| 10 | RoHS | Yes | |
2.Dimensions | Unit: mm | ||
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*Unit: mm; Tolerance: ±0.5mm Except Specified *Housing Material: Black Noryl | |||
3. Electrical And Acoustical Measuring Condition
Recommended Driving Circuit
Resonant frequency, 1/2 duty cycle. Square wave. Signal amplitude should be large enough tosaturate the transistor. | Recommended Setting
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