KMIG1240 Kingstate Electronics Corp., KMIG1240 Datasheet - Page 4

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KMIG1240

Manufacturer Part Number
KMIG1240
Description
Manufacturer
Kingstate Electronics Corp.
Datasheet

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F. MECHANICAL CHARACTERISTICS 機械特性
G. ENVIRONMENT TEST 環境測試
No.
No.
1
2
3
4
5
1
2
3
4
Terminal Mechanical
Temp. cycle test
Soldering Heat
High temp. test
Low temp. test
相對濕度測試
溫度循環試驗
Humidity test
Solderability
焊錫附著性
Resistance
焊錫耐熱性
端子強度
振動試驗
Drop test
落下測試
高溫測試
低溫測試
Vibration
Strength
Item
Item
志豐電子股份有限公司 KINGSTATE ELECTRONICS CORP 4/6
Lead terminals are immersed in solder bath of +270±5℃ for 3±1
second.
端子置於錫膏內,錫膏溫度:+270±5℃. 焊接時間: 3±1 秒.
The product is followed the reflow temperature curve to test its reflow
thermo stability.
產品依照迴焊溫度曲線測試迴焊耐熱性.
Lead pads shall be soldered on the pc board, and the force 9.8N(1.0kg)
shall be applied behind the part for 10 seconds.
將端子焊在 PC 板上後, 對單體施以 9.8N(1.0kg)拉力 10 秒.
Buzzer shall be measured after being applied vibration of amplitude of
1.5mm with 10 to 55hz band of vibration frequency to each of 3
per-pendicular directions for 2 hours.
振動週波數 10∼55HZ、全振幅 1.5mm 於 X.Y.Z 3 個方向,各 2 小時.
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).
單體從75 公分高處, X.Y.Z.3 個方向,各3 回,落於 40mm 厚木板上.
After being placed in a chamber at +80℃ for 240 hours
置於+80℃環境中 72 小時
After being placed in a chamber at –40℃ for 240 hours
置於-40℃環境中 72 小時
After being placed in a chamber at +40℃ and 90±5% relative humidity
for 240 hours
置於+40℃, 相對濕度 90±5% 環境中 72 小時
The part shall be subjected to 5 cycles. One cycle shall be consist of:
單體承受溫度循環測試 5 次,其循環內容如圖示:
-40℃
0.5hr
0.5hr 0.25 0.5hr
Test Condition
Test Condition
+25℃
3hours
+80℃
0.5hr 0.5hr
+25℃
0.25
KMIG1240
95% surface of lead pads must
be covered with fresh solder
錫膏須覆蓋端子上方95%
No interference in operation.
操作上無任何不良.
No damage and cutting off
端子不鬆動, 不脫落
The value of oscillation
frequency/ current consumption
should be in ±10% compared
with initial ones .The SPL should
be in ±10dB compared with initial
one.
諧振頻率與消耗電流變化量須在
±10%內. 輸出音壓變化量須在
±10dB 內.
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
SPL should be in ±10dB
compared with initial one.
經測試後, 靜置於+25℃(室溫)
環境中4 小時後
電流變化量須在±10%內. 輸出音
壓變化量須在±10dB 內.
Evaluation standard
Evaluation standard
,
諧振頻率與消耗

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