驱动电压:无源 发声原理:电磁式 电极引方式:插针式
A. SCOPE
This specification applies magnetic buzzer, DCC9055F-0327
B. SPECIFICATION
No. |
Item |
Unit |
Specification |
Condition |
1 |
Oscillation Frequency |
Hz |
2700 |
Vo-p=1/2duty , square wave |
2 |
Operating Voltage |
Vo-p |
2 ~ 5 |
|
3 |
Rated Voltage |
Vo-p |
3 |
|
4 |
Current Consumption |
mA |
MAX.80 |
at Rated Voltage |
5 |
Sound Pressure Level |
dB |
MIN. 80 |
at 10cm at Rated Voltage |
6 |
Coil Resistance |
Ω |
25±4 |
|
7 |
Operating Temperature |
℃ |
-20 ~ +60 |
|
8 |
Storage Temperature |
℃ |
-30 ~ +70 |
|
9 |
Dimension |
mm |
Φ9.0 x H5.5 |
See appearance drawing |
10 |
Weight (MAX) |
gram |
2.0 |
|
11 |
Housing Material |
|
PPO( Black ) |
|
12 |
Leading Pin |
|
Tin Plated Brass(Sn) |
See appearance drawing |
13 |
Environmental Protection Regulation |
|
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(Recommend Driving Circuit)
In the measuring test, buzzer is placed as follows:
E. Typical Frequency Response Curve
F. RELIABILITY TEST
TEST CONDITION.
Standard Test Condition : a) Temperature : +5 ~ +35℃ b) Humidity : 45-85% c) Pressure : 860-1060mbar
一般测试条件 : a) 温度 : +5 ~ +35℃ b) 湿度 : 45-85% c) 气压 : 860-1060mbar
Judgment Test Condition : a) Temperature : +25 ± 2℃ b) Humidity : 60-70% c) Pressure : 860-1060mbar
争议时测试条件 : a) 温度 : +25 ± 2℃ b) 湿度 : 60-70% c) 气压 : 860-1060mbar
G. PACKING STANDARD
以下是沛成的廠商包裝方式 :
1. 吸塑盒 材質需硬的(軟的容易造成脫落)
2. 每一層上下都有隔板 (如圖1)
3. 五層最上面&底層都有硬紙板(如圖2)
4. 五層一內盒(如圖2)