KPEG827 Kingstate Electronics Corp., KPEG827 Datasheet - Page 5

• Manufacturer Part Number: KPEG827
• Description: PIEZO TRANSDUCER
• Manufacturer: Kingstate Electronics Corp.

Specifications of KPEG827

• Capacitance: 18000pF
• Resonant Frequency: 4.5kHz
• Sound Level Spl: 97dB
• Sound Level Distance: 10cm
• Capacitance Max: 23.4nF
• Colour: Black
• Connector Type: Flying Lead
• Current Consumption: 11mA
• Current Max: 11mA
• Current: RoHS Compliant

Standard Test Condition
Judgment Test Condition
H. RELIABILITY TEST 信賴性測試
TEST CONDITION.
No.
1
Operating life
一般測試條件
爭議時測試條件
壽命測試
Item
test
志豐電子股份有限公司 KINGSTATE ELECTRONICS CORP 5/6
1.Continuous life test 高溫壽命測試(連續)
2.Intermittent life test 室溫壽命測試(間歇)
48 hours continuous operation at +70℃ with rated voltage applied.
在+70℃環境下,以額定電壓連續操作 48 小時
A duty cycle of 1 minute on, 1 minutes off, a minimum of 5000 times at room
temp.( +25±2℃)and rated voltage applied
在室溫下(+25±2℃), 以額定電壓操作, 通電 1 分鐘/斷電 1 分鐘,測試
5000 次循環.
:
:
:
:
a) Temperature : +5 ~ +35℃ b) Humidity : 45-85%
a) 溫度 : +5 ~ +35℃
a) Temperature : +25 ± 2℃
a) 溫度 : +25 ± 2℃
Test condition
b) 濕度 : 60-70%
b) Humidity : 60-70%
b) 濕度 : 45-85%
c) Pressure : 860-1060mbar
c) 氣壓 : 860-1060mbar
c) Pressure : 860-1060mbar
c) 氣壓 : 860-1060mbar
KPEG827
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,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.
Evaluation standard