PDF《B. SPECIFICATION 规格》

志丰电子股份有限公司 KINGSTATE ELECTRONICS CORP 2/6 KMTG1603 Electrode Land Pattern Recommendable Land Pattern Sound Emittong Hole 导通孔 KMTG1603 XXYY 周期 年份 KINGSTATE 喷印 A.

SCOPE This specification applies piezo audio transducer, KMTG1603 此规格书适用於压电式蜂鸣器, KMTG1603 B. SPECIFICATION 规格 No. Item Unit Specification Condition

1 Operating Volt. Range 最大操作电压 Vp-p MAX

25 2 Current consumption 消耗电流 mA MAX

3 at 3Vp-p,square wave,4.0KHz.

3 Sound pressure level 输出音压 dB MIN

70 at 10cm/3Vp-p,square wave,4.0KHz

4 Electrostatic capacity 静电容量 pF 14,000 ± 30% at 1KHz/1V

5 Operating temp. 操作温度 ℃ -30 ~ +70

6 Storage temp. 储存温度 ℃ -40 ~ +85

7 Dimension 尺寸 mm L16.0 xW16.0 x H2.6 See appearance drawing 请参照外观尺寸图

8 Weight (MAX) 重量 gram 0.96

9 Material 材质 LCP(White)+ PCB (FR4)

10 Terminal 端子 SMD type (镀全锡/Plating Sn) See appearance drawing 请参照外观尺寸图

11 Environmental Protection Regulation 环保法规 RoHS

12 Storage life 保存期限 month

6 6 months preservation at room temp. (25±3℃), Humidity40% 在室温下25±3℃,湿度40%以下可保存6个月. C. APPEARANCE DRAWING 外观尺寸图 Tol: ± 0.2 Unit: mm 志丰电子股份有限公司 KINGSTATE ELECTRONICS CORP 3/6 KMTG1603 D. TYPICAL FREQUENCY RESPONSE CURVE 频率响应曲线 E. MEASURING METHOD 测量方法 S.P.L. Measuring Circuit 音压测试接线图 Input Signal: 3Vp-p,4.0kHz, Square Wave 输入信号: 3Vp-p,4.0kHz,方波 Mic : RION S.P.Lmeter UC30 or equivalent Mic : RION 噪音计 UC30 或同等品 S.G : Hewlett Packard 33120AFunction Generator or equivalent S.G : Hewlett Packard 33120A 函数信号产生器或同等品 志丰电子股份有限公司 KINGSTATE ELECTRONICS CORP 4/6 KMTG1603 F. MECHANICAL CHARACTERISTICS 机械特性 No. Item Test condition Evaluation standard

1 Solderability 焊锡附著性 Lead terminals are immersed in rosin for

5 seconds and then immersed in solder bath of +270 ± 5℃for

2 ± 0.5 second. 端子浸松香液中5 秒后置於锡膏内,锡膏温度:+270±5℃. 焊接时间: 2±0.5 秒. 95% surface of lead pads must be covered with fresh solder 锡膏须覆盖端子上方95%

2 Soldering Heat Resistance 焊锡耐热性 1)IR reflow 远红外线热风回焊炉 Pre-heating conditions shall be+150 to +200℃ for

60 to

180 seconds.Ascending time up to +245℃ shall be longer than

55 seconds. Heating conditions shall be within 20~40 seconds at +245℃ min. But peak temperature shall be lower than +255℃,then being place in natural condition for

1 hour, sounder shall be measured 预热条件为加热到+150 to +200℃为60 到180 秒. 加热到245℃时间须长於55 秒. 焊接条件为20~40 秒最低+245℃, 最高不可超过+255℃. 结束后须静置於室温中1 小时后进行检测 2)Soldering Iron 烙铁 Soldering iron of +270±5℃ shall be placed 0.5mm above from electrode of sounder. Melting solder through soldering iron shall be applied to electrode for 3±1 seconds, then being place in natural condition for

4 hours, sounder shall be measured. +270±5℃的烙铁置於电极上方0.5mm 处, 以烙铁将焊锡熔於电极上3±1 秒,然后置 於室温中4 小时后进行检测. No interference in operation. 操作上无任何不良.

3 Terminal MechanicalS trength 端子强度 The force

10 seconds of 9.8N(1kg) is applied to each terminal is axial direction. 对每一端子以轴方向, 施9.8N(1kg)拉力10 秒. No damage and cutting off 端子不动, 不脱落