| Piezo Electric Sounder (External Drive Type) |
 Ver. 2.0 DATE : 2009-05-11 |
PT-723BQ
| Housing ( 外蓋 ) | ABS 757 UL94HB plastic resin |
| Color ( 顏色 ) | Black |
| Wire ( 線材 ) | 28 AWG |
| Weight (Gram) ( 重量 ) | 6.0 |
| Oscillation Frequency ( 協振頻率 ) | 2.6 ± 0.5 | KHz |
| Operating Voltage ( Max. ) ( 操作電壓 ) | 30 | Vp-p |
| Rated Voltage ( 額定電壓 ) | 5 | Vp-p |
| Current Consumption ( Max. ) ( 耗電流 ) | 5 at Rated Voltage | mA |
| Sound Pressure Level ( Min. ) ( 音壓 ) | 90 at 10 cm at Rated Voltage | dB |
| Capacitance ( 電容量 ) | 36000 pF ± 30% at 120Hz | pF |
| Operating Temperature ( 工作溫度 ) | -20 ~ +70 | °C |
| Storage Temperature ( 儲存溫度 ) | -30 ~ +80 | °C |
| PS：Vp-p = 1/2 duty , Square wave |
| WIRE Type | Unit:mm |
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