KPEG116 Datasheet, PDF (5/5 Pages) List of Unclassifed Manufacturers – Piezo Audio Transducer

H. RELIABILITY TEST
No. Item
Test condition
Evaluation standard
Being placed for 4 hours at
+25 , buzzer shall be
1.Continuous life test
()
measured. The value of
48 hours continuous operation at +70 with rated voltage applied.
oscillation frequency/ current
consumption should be in
1
+70
,
48
Operating life
test
2.Intermittent life test
()
A duty cycle of 1 minute on,1 minutes off, a minimum of 5000 times at room
±10% compared with initial
ones .The SPL should be in
±10dB compared with initial
temp.( +25 ±2 )and rated voltage applied
one.
(+25 ±2 ),
5000
.
, 1/1,
,
+25
4
,
10%
.
10dB .
TEST CONDITION.
Standard Test Condition
Judgement Test Condition
: a) Temperature : +5 ~ +35ºC b) Humidity : 45-85% c) Pressure : 860-1060mpa
: a) : +5 ~ +35ºC
b)
: 45-85%
c)
: 860-1060mpa
: a) Temperature : +25 ± 2ºC b) Humidity : 60-70% c) Pressure : 860-1060mpa.
: a) : +25 ± 2ºC
b)
: 60-70%
c)
: 860-1060mpa
i. PACKING STANDARD
KINGSTATE ELECTRONICS CORP 5/5 KPEG116