PDF《A. SCOPE 範疇》

志丰电子股份有限公司 KINGSTATE ELECTRONICS CORP 2/6 KCVG084B16 A.

SCOPE This specification applies magnetic buzzer, KCVG084B16 此规格书适用於电磁式蜂鸣器, KCVG084B16 B. SPECIFICATION 规格 No. Item Unit Specification Condition

1 Rated Voltage 额定电压 Vo-p 3.6

2 Operating Volt. 操作电压 Vo-p 2.5~4.5 Vo-p 0V

3 Mean Current 平均耗电流 mA Max.

110 Applying rated voltage,2730Hz square wave, 1/2duty 施以额定电压,2730Hz,方波, 50%负载

4 Coil Resistance 直流阻抗 Ω 16.0 ± 2.4

5 Sound Output 输出音压 dBA Min.85 (Typical 90) Distance at 10cm(A-weight free air). Applying rated voltage 2730Hz,square wave, 1/2duty 在自由音场

10 公分处,施以额定电压 2730Hz,方波50%负载.

6 Rated Frequency 额定频率 Hz

2730 7 Operating Temp. 操作温度 ℃ -30 ~ +70

8 Storage Temp. 储存温度 ℃ -40 ~ +85

9 Dimension 尺寸 mm φ9.0 x H2.4 See attached drawing. 请参照外观尺寸图

10 Weight 重量 gram 0.60

11 Material 材质 PPS (Black)

12 Terminal 端子 SMD type (镀化金/Plating Au) See attached drawing. 请参照外观尺寸图

13 Environmental Protection Regulation 环保法规 RoHS C. TYPICAL FREQUENCY RESPONSE CURVE 频率响应曲线

50 60

70 80

90 100

20 200 2K 20K dB Hz 志丰电子股份有限公司 KINGSTATE ELECTRONICS CORP 3/6 KCVG084B16 D. APPEARANCE DRAWING 外观尺寸图 SOUND PORT POLARITY- +POLARITY 05---2005 06---2006 年份 银色印油

02 第二周

01 第一周 周期 Tol : ±0.3 Unit: mm E. MEASUREMENT METHOD 测量方式 志丰电子股份有限公司 KINGSTATE ELECTRONICS CORP 4/6 KCVG084B16 F. MECHANICAL CHARACTERISTICS 机械特性 No. Item Test condition Evaluation standard

1 Terminal Mechanical Strength 端子强度

2 lead pads shall be soldered on the pc board, and the force (10n) shall be applied behind the part for 10±1 seconds. 将2个端子焊在 PC 板上后,对单体施以 10n 拉力 10±1 秒No damage and cutting off 端子不动, 不脱落

2 Vibration 振动测试 The part shall be subjected to a vibration cycle of 10Hz to 55Hz to 10Hz in a period of

1 minute. Total peak amplitude shall be 1.52mm (9.3G). The vibration test shall consist of

2 hours per axis in each three axes (X, Y, Z), Total

6 hours. 振幅 1.52mm, 频率 10Hz-55Hz-10Hz,时间

1 分钟. X,Y,Z

3 个方向, 各2小时, 共6小时.

3 Dorp test 落下测试 The part only shall be dropped from a height of 75cm onto a 40mm thick wooden board

3 times in

3 axes (X.Y.Z). (a total of

9 times). 单体从

75 公分高处, X.Y.Z.3 个方向,各3回,落於 40mm 厚木板上. After the test the part shall meet specifications with-out any damage in appearance and performance except SPL. SPL shall be 77dBA or more. 经测试后,单体除音压外,外 观及电气特性须符合规格. 输出音压为 77dBA 以上. G. ENVIRONMENT TEST 环境测试 No. Item Test condition Evaluation standard

1 High temp. test 高温测试 After being placed in a chamber at +85℃ for

96 hours. 置於+85℃环境中

96 小时

2 Low temp. test 低温测试 After being placed in a chamber at C40℃ for

96 hours. 置於-40℃环境中

96 小时

3 Thermal Shock 热冲击试验 The part shall be subjected to

10 cycles. One cycle shall consist of;

对单体施以热冲击试验

10 次循环,其循环内容如图示 +85℃ -40℃

30 min.

30 min.

60 min.

4 Temp./ Humidity Cycle 温度/湿度循环测试 The part shall be subjected to

10 cycles. One cycle shall be