60Molex35150-0393Molex38733-6402Molex42820-2232Molex39531-1006Molex501912-1590Molex52207-1685Molex35150-0394Molex38733-6403Molex42820-2243Molex39531-1008Molex501912-2190Molex52207-1785Molex35150-0400Molex38734-4902Molex42820-3212Molex39531-1010Molex501912-2390Molex52207-1860Molex35150-0409Molex38734-5106Molex42820-3213Molex39531-1012Molex501912-2590Molex52207-1885Molex35150-0410Molex38735-3708Molex42820-3222Molex39531-1017Molex501912-2790Molex52207-1985Molex35150-0414Molex38735-3902Molex42820-4212Molex39-53-2034Molex501912-3390Molex52207-2060Molex35150-0419Molex38739-0001Molex42820-4213Molex39-53-2035Molex501912-3590Molex52207-2085Molex35150-0600Molex38739-0002Molex42820-4222Molex39-53-2044Molex501912-3790Molex52207-2185Molex35150-0609Molex38739-0075Molex42820-4232Molex39-53-2045Molex501912-3990Molex52207-2260Molex35150-0610Molex38739-0096Molex42820-4242Molex39-53-2054Molex501912-3990Molex52207-2285Molex35150-0619Molex38739-0103Molex42820-5212Molex39-53-2055Molex501912-4190Molex52207。有的压电式蜂鸣器外壳上还装有发光二极管。宝山区销售AD16系列蜂鸣器推荐厂家
olex35072-9702Molex38730-0103Molex42817-0011Molex39522-1004Molex501646-2800Molex52147-1610Molex35072-9712Molex38730-0720Molex42817-0012Molex39522-1005Molex501646-3000Molex52151-0410Molex35072-9802Molex38730-3105Molex42817-0031Molex39522-1006Molex501646-3200Molex52151-0510Molex35074-8001Molex38730-3106Molex42817-0032Molex39522-1007Molex501646-3400Molex52151-0610Molex35098-9702Molex38730-3108Molex42817-0041Molex39522-1008Molex501646-3600Molex52204-0690Molex35098-9802Molex38730-3112Molex42817-0042Molex39522-1009Molex501646-3800Molex52207-0360Molex35100-9002Molex38730-3114Molex42817-0131Molex39522-1010Molex501646-4000Molex52207-0385Molex35127-0200Molex38730-3707Molex42818-0212Molex39522-1011Molex501647-1000Molex52207-0460Molex35128-0400Molex38730-3720Molex42818-0312Molex39522-1012Molex501647-1100Molex52207-0485Molex35141-0201Molex38730-6302Molex42818-0412Molex39530-0002Molex501648-1000Molex52207-0560Molex35143-0201Molex38730-6303Molex42818-0512Molex39530-0003Molex501648-1000Molex52207-05。上海订做AD16系列蜂鸣器额定绝缘电压:AC440V , 连续工作寿命:≥30000h。
第二电阻r2、第三电阻r3的阻值均为1k欧姆,所述电感l1、第二电感l2和第三电感l3的电感均为1mh。所述第二开关管q2、第三开关管q3均为npn型三极管,所述第二开关管q2的端为集电极,所述第二开关管q2的第二端为发射极,所述第二开关管q2的控制端为基极,所述第三开关管q3的端为集电极,所述第三开关管q3的第二端为发射极,所述第三开关管q3的控制端为基极。在本发明的一些推荐实施例中,所述振荡控制电路20还包括有第四电阻r4,所述第四电阻r4的端与电源vcc连接,所述第四电阻r4的第二端分别与所述第二电阻r2的端、第三电阻r3的端、电感l1的端和电感l2的端连接。所述第四电阻r4用作限流电阻,限制流入所述蜂鸣器驱动电路的电路。在本发明的一些推荐实施例中,所述开关管q1、第二开关管q2和第三开关管q3可以根据需要采用不同的开关管,比如采用nmos管。所述电源控制电路10用于对整个蜂鸣器驱动电路进行逻辑控制,确保整个电路的可控性和有效性,当mcu的控制信号为低时,开关管q1截止,蜂鸣器驱动电路对地(gnd)截止,整个蜂鸣器驱动电路没有电流,不工作,也不会产生待机功耗;当mcu的控制信号为高时,开关管q1导通,蜂鸣器驱动电路对地导通,在电源vcc和gnd的共同作用下。
38770-0305Molex43031-0010Molex44432-0802Molex502386-1270Molex52559-1870Molex35210-0410Molex38770-0306Molex43031-0010Molex44432-2001Molex502386-1470Molex52559-2052Molex35210-1010Molex38770-0314Molex43031-0011Molex44432-2002Molex502386-1570Molex52559-2070Molex35210-1410Molex38770-0320Molex43031-0012Molex44432-2401Molex502426-2010Molex52559-2072Molex35237-1010Molex38770-0406Molex43045-0200Molex44441-1002Molex502426-2610Molex52559-2152Molex35245-4011Molex38770-0503Molex43045-0200Molex44441-2002Molex502426-2610Molex52559-2270Molex35270-0410Molex38770-0528Molex43045-0201Molex44441-2003Molex502426-3010Molex52559-2452Molex35312-0210Molex38770-1103Molex43045-0202Molex44441-2004Molex502426-3010Molex52559-2472Molex35312-0260Molex38770-1105Molex43045-0206Molex44441-2005Molex502426-3210Molex52559-2570Molex35312-0360Molex38770-1912Molex43045-0207Molex44441-2006Molex502426-4010Molex52559-2652Molex35312-0460Molex38770-3306Molex43045-0208Molex44472-0254Molex502426-5010Molex52559-2672Molex35312-0510Mo。单片机应用的设计上,很多方案都会用到蜂鸣器,大部分都是使用蜂鸣器来做提示或报警。
AD16-16MAD16-16系列蜂鸣器寿命长,耗能低,体积小,重量轻,可靠性好,造型美观和制造精巧,声音清脆警醒,适用于电力、电讯、机床、船舶、纺织、印刷、矿山机械等设备的线路中的声音信号。重要参数:额定绝缘电压:AC440V连续工作寿命:≥30000h开孔尺寸:φ16mm;通过声音来指示不同工作状态零部件采用进口材料,坚固耐用,耐磨损;音量为10cm/75分贝发声形式:连续、断续接线方式为接插式;头部有:圆形,方形,矩形 可自由选择。源蜂鸣器没有内部驱动电路,有些公司和工厂称为讯响器,国标中称为声响器。上海订做AD16系列蜂鸣器
蜂鸣片由锆钛酸铅或铌镁酸铅压电陶瓷材料制成。在陶瓷片的两面镀上银电极,再与黄铜片或不锈钢片粘在一起。宝山区销售AD16系列蜂鸣器推荐厂家
散/无料带=卷39-00-0083RS有货)Molex43045-0812Molex44764-1003Molex502790-4091Molex52745-1197Molex35507-0700Molex39-00-0089Molex43045-0813Molex44764-1201Molex502790-5091Molex52745-1296Molex35507-0800Molex39-00-0090Molex43045-0814Molex44764-1202Molex502790-6091Molex52745-1296Molex35507-0800Molex39-00-0095Molex43045-0815Molex44764-1401Molex502790-6491Molex52745-1297Molex35507-0900Molex39-00-0096Molex43045-0816Molex44764-1402Molex502790-8091Molex52745-1397Molex35507-1000Molex39-00-0120Molex43045-0818Molex44764-1601Molex50-29-1031Molex52745-1496Molex35507-1000Molex39-00-0121Molex43045-0819Molex44764-1602Molex50-29-1061Molex52745-1497Molex35507-1100Molex39-00-0123Molex43045-0820Molex44764-1802Molex50-29-1409Molex52745-1597Molex35507-1200Molex39-00-0125Molex43045-0821Molex44764-2401Molex50-29-1608Molex52745-1696Molex35507-1300Molex39-00-0126Molex43045-0822Molex44764-2402Molex50-29-1649Molex52745-1697Molex35507-1400Molex39-00-0127Molex43045-0823Molex44764-2403Molex50-29-1758Molex52745-1797Mol。宝山区销售AD16系列蜂鸣器推荐厂家
本实用新型涉及发声设备技术领域,具体涉及微小型电磁式蜂鸣器。背景技术:目前,市场上的电磁式蜂鸣器小尺寸在**(长*宽*高),音压在min75db,然而,随着全球科技的日新月异,对产品尺寸的要求日益增多,市场上对电磁式蜂鸣器的要求是尺寸越来越小,音压越来越高,以满足更多的使用需要。技术实现要素:针对现有技术中存在的不足,本实用新型提供了微小型电磁式蜂鸣器,为解决上述技术问题,本实用新型提供的技术方案是:微小型电磁式蜂鸣器,包括同轴的上盖和下盖,上盖呈圆柱体状,下盖呈立方体状,下盖的长度和宽度均为3mm,上盖呈开口朝下的盖体结构并形成有上容纳腔,下盖呈开口朝上的盖体结构并形成有下容纳腔;下...