ST-1411 Datasheet, PDF (1/4 Pages) Soberton Inc. – THIS SPECIFICATION APPLIES TO THE ELECTROMAGNETIC BUZZER

MODEL: ST-1411
PRODUCT: Electro Magnetic Buzzer
EDITION: A/2016
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
rated voltage
Vo-p
3.0
operating volt
Vo-p
2-4
mean current
mA
80 Max
coil resistance
Ω
18±3
sound output
dBA
87
rated frequency
Hz
operating temp
oC
storage temp
oC
dimension
mm
weight
gram
material
terminal
environmental
protection regulation
3200
-30 ~ +80
-40 ~ +85
L14×W11×H3.0
1.0
LCP(Black)
SMD type
(Plating Sn)
RoHS
condition
Vo-p
0V
At rated voltage 3200Hz square wave, 1/2 duty
At 10cm(A-weight free air), at rated voltage
3200Hz, square wave, 1/2duty
See attached drawing
See attached drawing
ENVIRONMENT TEST
item
test condition
evaluation standard
high temp. test
low temp. test
thermal shock
After being placed in a chamber at +80oC for
96 hours.
After being placed in a chamber at -40oC for
96 hours.
The part will be subjected to 10 cycles.
One cycle shall consist of:
+85oC
-40oC
30 min 30 min
60 min
AAfter the test the part will meet specifications
without any degradation in appearance and per-
formance except SPL. after 4 hours at +25oC . The
SPL will be in ±10dBA compared with initial one.
temp./humidity cycle
The part will be subjected to 10 cycles.
One cycle shall be 24 hours and consist of:
+85oC
+25oC a b
12±0.5hrs
3hrs
24 hrs
a,b: 90~98%RH
c: 80~98%RH
c
9hrs
PAGE 1/4