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WT-2505 Datasheet(PDF) 1 Page - Soberton Inc.

Part No. WT-2505
Description  THIS SPECIFICATION APPLIES TO THE ELECTROMAGNETIC BUZZER
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Maker  SOBERTON [Soberton Inc.]
Homepage  http://www.soberton.com
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WT-2505 Datasheet(HTML) 1 Page - Soberton Inc.

   
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MODEL: WT-2505
PRODUCT: Electromagnetic Buzzer
EDITION: A/2017
THIS SPECIFICATION APPLIES TO THE ELECTROMAGNETIC BUZZER
SPECIFICATION
Test condition: TEMP=+25±2 oC Related humidity=65±5% Air pressure:860 ~1060mbar
item
unit
specification
condition
rated voltage
Vo-p
6.0
operating volt
Vo-p
4.0 ~ 6.0
mean current
mA
80 Max
At rated voltage 730Hz, square wave, 1/2 duty
coil resistance
Ω
27±15
sound output
dBA
85
At 10cm(A-weight free air), at rated voltage
730Hz, square wave, 1/2duty
rated frequency
Hz
730
operating temp
oC
-30 ~ +85
storage temp
oC
-40 ~+85
dimension
mm
ø25.0 x H 12.5
See attached drawing
weight
gram
10.0
material
PBT(Black)
terminal
Pin type
(Plating Sn)
See attached drawing
environmental
protection regulation
RoHS
ENVIRONMENT TEST
item
test condition
evaluation standard
high temp. test
After being placed in a chamber at +85oC for
96 hours.
After the test the part will meet specifications
without any degradation in appearance and
performance except SPL, after 4 hours at +25oC.
The SPL will be in ±10dBA compared with initial
one.
low temp. test
After being placed in a chamber at -40oC for
96 hours.
thermal shock
The part will be subjected to 10 cycles.
One cycle shall consist of:
temp./humidity cycle
The part will be subjected to 10 cycles.
One cycle shall be 24 hours and consist of:
Vo-p
0V
60 min
30 min
-40oC
+85oC
30 min
a,b: 90~98%RH
c: 80~98%RH
+85oC
+25oC
3hrs
3hrs
12±0.5hrs
24 hrs
a
b
c
PAGE 1/5


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