PDF《B. SPECIFICATION 规格》

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

1 minute.Total peak amplitude shall be 1.55mm .The vibration test shall consist of

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

6 hours. 振幅1.55mm, 频率10Hz-55Hz,时间1 分钟. X,Y ,Z

3 个方向各2 小时, 共6 小时. After the test the part shall meet specifications without any damage in appearance and performance except SPL.The SPLshall be in ±10dB compared with initial one. 经测试后,单体除音压外, 外观 及电气特性须符合规格.输出 音压变化量须在±10dB 内. G. Recommended Temperature Profile For Reflow Oven 建议回焊炉温度曲线 Time [sec] Peak Temp 217°C 255°C 温度°C 60~180sec 60~150sec SMT Reflow Temperature Profile (Pb_Free) 245°C 20~40 sec 150°C 200°C Note: 255℃ is Less than

20 sec.,but only pass the lead free reflow once. 备注: 255℃不可超过20 秒, 且只能过无铅回流焊一次. 志丰电子股份有限公司 KINGSTATE ELECTRONICS CORP 5/6 KMTG1603 H. 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 chamberat +85℃ for

240 hours 置於+85℃环境中240 小时

2 Lowtemp. test 低温测试 After being placed in a chamberat C40℃ for

240 hours 置於-40℃环境中240 小时

3 Humiditytest 相对湿度测试 After being placed in a chamber at +40℃ and 90±5% relative humidity for

240 hours 置於+40℃, 相对湿度 90±5% 环境中240 小时

3 Temp. Cycle 温度循环测试 The part shall be subjected to

5 cycles. 单体承受温度循环测试5 次.其循环内容如图示. Being placed for

4 hours at +25℃, buzzer shall be measured.The value of oscillation frequency/ current consumption should be in ±10% compared with initial ones .The SPLshould be in ±10dB compared with initial one. 经测试后, 静置於+25℃(室温) 环境中4 小时后,谐振频率与消耗 电流变化量须在±10%内. 输出音 压变化量须在±10dB 内. I. RELIABILITY TEST 信赖性测试 No. Item Test condition Evaluation standard

1 Operating life test 寿命测试 1.Continuous life test 高温寿命测试(连续)

48 hours continuous operation at +55℃ with rated voltage applied. 在+55℃环境下,以额定电压连续操作48 小时. 2.Intermittent life test 室温寿命测试(间歇) Adutycycle of

1 minute on,

1 minutes off, aminimum of

5000 times at room temp.( +25 ±2℃)and rated voltage applied. 在室温下(+25 ±2℃), 以额定电压操作, 通电1 分钟/断电1 分钟,测试

5000 次循环. Being placed for

4 hours at +25℃, buzzer shall be measured.The value of oscillation frequency/ current consumption should be in ±10% compared with initial ones .The SPLshould be in ±10dB compared with initial one. 经测试后, 静置於+25℃(室温) 环境中4 小时后,谐振频率与消耗 电流变化量须在±10%内. 输出音 压变化量须在±10dB 内. TEST CONDITION. StandardTest Condition : a)Temperature : +5 ~ +35℃ b) Humidity : 45-85% c) Pressure : 860-1060mbar 一般测试条件 : a) 温度 : +5 ~ +35℃ b) 湿度 : 45-85% c) 气压 : 860-1060mbar JudgementTest Condition : a)Temperature : +25 ± 2℃ b) Humidity: 60-70% c) Pressure : 860-1060mbar 争议时测试条件 : a) 温度 : +25 ± 2℃ b) 湿度 : 60-70% c) 气压 : 860-1060mbar 志丰电子股份有限公司 KINGSTATE ELECTRONICS CORP 6/6 KMTG1603 J. PACKING STANDARD 包装规格

1 Reel : 1000PCS A Carton Box 1,000PCSx4=4,000PCS 1,000PCSx1=1,000PCS Carton Box Inner Box 350mmx175mmx355mm 340mmx340mmx40mm (1Layer Reel) Inner Box (4 Inner Box) 珍珠棉 珍珠棉