KSSG1508 Kingstate Electronics Corp., KSSG1508 Datasheet - Page 5

• Manufacturer Part Number: KSSG1508
• Description: TRANSDUCER, SPEAKER
• Manufacturer: Kingstate Electronics Corp.

Specifications of KSSG1508

• Transducer Function: Speaker
• Resonant Frequency: 1.7kHz
• External Width: 7.5mm
• Sound Level Spl: 87dB
• Sound Level Distance: 10cm
• Impedance: 8ohm
• Power Rating Rms: 0.3W
• Frequency Response Min: 1.7kHz
• Frequency: RoHS Compliant

G. ENVIRONMENTAL TEST 環境試驗
Standard Test Condition :
Judgement Test Condition
H. RELIABILITY TEST 信賴性試驗
TEST CONDITION.
No.
No.
1
2
3
4
1
Temp. cycle test
一般測試條件
High temp. Test
爭議時測試條件:
Low temp. Test
相對濕度測試
溫度循環測試
Humidity test
Load test
高溫測試
低溫測試
連續負荷
Item
Item
志豐電子股份有限公司 KINGSTATE ELECTRONICS CORP 5/6
:
After being placed in a chamber at +55℃ for 96 hours
置於+55℃環境中 96 小時
After being placed in a chamber at -20℃ for 96 hours.
置於-20℃環境中 96 小時
After being placed in a chamber at +40 ℃ and 90±5%RH
relative humidity for 96 hours.
置於+40℃, 相對濕度 90±5%環境中 96 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:
0.3W white noise is applied for 24 hours ,at room temp
在室溫下,輸入功率 0.3W, 白雜音連續操作 24 小時
a) Temperature : +5 ~ +35℃ b) Humidity : 45-85%
a) 溫度 : +5 ~ +35℃
a) Temperature : +25 ± 2℃
a) 溫度 : +25 ± 2℃
+55℃
2hrs
hr
0.5
Test conditions
Test conditions
+25℃
6hrs
1hr hr
b) 濕度 : 60-70%
0.5
b) 濕度 : 45-85%
b) Humidity : 60-70%
2hrs
-20℃
c) Pressure : 860-1060mbar
c) 氣壓 : 860-1060mbar
c) Pressure : 860-1060mbar
c) 氣壓 : 860-1060mbar
KSSG1508
Should not be audible at
meet initial one. S.P.L.
deviation of unit should be
Being placed for 6 hours at
+25℃, Speaker shall be
measured. No obstacle to
be harmful to normal
operation; damages,
cracks, rusts, etc.
Should not be audible at
1.55V sine wave between
Fo ~ 20KHz. Fo should
meet initial one. S.P.L.
deviation of unit should be
within ±3dB
經測試後,靜置於+25℃
（室溫） 環境中 6 小時後, 測
試後無任何障礙防礙正常操
作.且在輸入 1.55V 正弦波從
Fo 到 20KHz 之間無異常音.
Fo 與原規格值相同輸出音壓
變化量在±3dB 內
Being placed for 1 hours at
+25℃, speaker shall be
measured.No obstacle to
be harmful to normal
operation; damages,
cracks, rusts, etc.
1.55V sine wave between
Fo ~ 20KHz. Fo should
within ±3dB
經測試後,靜置於+25℃（室
溫）環境中 1 小時後,測試後
無任何障礙防礙正常操作.
且在輸入 1.55V 正弦波從 Fo
到 20KHz 之間無異常音.Fo
與原規格值相同輸出音壓變
化量在±3dB 內
Evaluation standard
Evaluation standard