- Part number : BM9040E-0327-16
9MM Electro-Magnetic Transducers Min. 85dB Sound for BEEP
Detailed Product Description
9MM Electro-Magnetic Transducers Min. 85dB Sound for BEEP
Quick Detail:
- Size: D9mm*H4mm
- SPL: Min.85dB at 10cm @ 2.7KHz/3Vo-p 1/2 Duty Square Wave
- Coil Resistance: 16+/-3 ohm
- Operating Voltage: 2-4Vo-p
- Rated Current: Max.70mA @ 2.7KHz/3Vo-p 1/2 Duty Square Wave
Description:
- buzzer
- Electro-Magnetic Transduer
- 3V Buzzer
- 9mm Electro-Magnetic Buzzer
- Small Buzzer
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 | 3 Vo-p | |
| 2 | Operating Voltage | 2～4Vo-p | |
| 3 | Rated Current | Max.80mA ,at 2731Hz 50% duty Square Wave 3Vo-p | |
| 4 | Sound Output at 10cm | Min. 85dB,at 2731Hz 50% duty Square Wave 3Vo-p | |
| 5 | Coil Resistance | 16±3Ω | |
| 6 | Resonant Frequency | 2731Hz | |
| 7 | Operating Temperature | -20℃～+70℃ | |
| 8 | Store Temperature | -30℃～+80℃ | |
| 9 | Net Weight | Approx 0.8g | |
| 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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4.Frequency Response
3Vo-p 50% duty Square wave,10cm |
