| 品 ?????牌： | 福鼎 |
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| 最小起訂： | 3000 pcs |
| 發(fā)貨期限： | 自買家付款之日起 20起 天內(nèi)發(fā)貨 |
| 所??在?地： | 江蘇省 無錫 |
| 供貨總量： | 100000 pcs |
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A. SCOPE
This specification applies magnetic buzzer, FDB-090055F-03027
B. SPECIFICATION
| No. |
Item |
Unit |
Specification |
Condition |
|
1 |
Oscillation Frequency |
KHz |
2.7 ± 0.3 |
|
|
2 |
Operating Voltage |
VDC |
2 ~ 4.2 |
|
|
3 |
Rated Voltage |
VDC |
3 |
|
|
4 |
Current Consumption |
mA |
MAX. 30 |
at Rated Voltage |
|
5 |
Sound Pressure Level |
dB |
MIN. 80 |
at 10cm at Rated Voltage |
|
6 |
Tone/Pulse Rate |
|
Constant |
|
|
7 |
Operating Temperature |
℃ |
-20 ~ +70 |
|
|
8 |
Storage Temperature |
℃ |
-30 ~ +80 |
|
|
9 |
Dimension |
mm |
Φ9.0 x H5.5 |
See appearance drawing |
|
10 |
Weight (MAX) |
gram |
1.0 |
|
|
11 |
Housing Material |
|
PPO( Black ) |
|
|
12 |
Leading Pin |
|
Tin Plated Brass(Sn) |
See appearance drawing |
|
13 |
Environmental |
|
RoHS |
|
C. APPEARANCE DRAWING
Tol : ± 0.5 Unit: mm
D.TESTING METHOD
Standard Measurement conditions
Temperature:25±2℃ Humidity:45-65%
Acoustic Characteristics:
The oscillation frequency, current consumption and sound pressure are measured by the measuring instruments shown below
In the measuring test, buzzer is placed as follows:
E. VOLTAGE / CURRENT / SOUND PRESSURE CHARACTERISTICS
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