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參數(shù)資料
| 型號(hào)： | ST-025BT |
| 廠商： | Soberton Inc |
| 文件頁(yè)數(shù)： | 3/7頁(yè) |
| 文件大?。?/td> | 0K |
| 描述： | AUDIO BUZZER DC SMD |
| 標(biāo)準(zhǔn)包裝： | 1 |
| 系列： | ST |
| 驅(qū)動(dòng)器電路： | 傳感器，外部驅(qū)動(dòng) |
| 技術(shù)： | 磁性 |
| 輸入類型： | 零-峰值信號(hào) |
| 電壓 - 額定： | 3.6Vo-p |
| 電壓范圍： | 2.5 ~ 4.5V |
| 頻率： | 3.1kHz |
| 工作模式： | 連續(xù) |
| 聲壓級(jí)： | 85dB @ 3.6V，10cm |
| 電流 - 電源： | 100mA |
| 可清洗： | 無 |
| 安裝類型： | 表面貼裝 |
| 端子： | 焊盤 |
| 尺寸/尺寸： | 0.295" L x 0.295" W（7.50mm x 7.50mm） |
| 包裝： | 標(biāo)準(zhǔn)包裝 |
| 工作溫度： | -30°C ~ 85°C |
| 其它名稱： | 433-1084-6 |
C:ENVIRONMENT TEST
3/7
No.
Item
Test condition
Evaluation standard
1
High temp. test
After being placed in a chamber at +85℃ for 96
hours.
2
Low temp. test
After being placed in a chamber at -30℃ for 96
hours.
3
Thermal shock
The part shall be subjected to 10 cycles. One
cycle shall consist of;
4
Temp. / Humidity Cycle
The part shall be subjected to 10 cycle and consist
of;
After the test the part
shall meet
specifications without
any degradation in
appearance and
performance except
SPL. after 4 hours at
+25℃, The SPL shall
be in ± 10 dBA
compared with initial
one.
D: RELIABILITY TEST
No.
Item
Test condition
Evaluation standard
1
Operating
life test
□ Applying rated voltage, rated frequency, square wave ,
1/2 duty cycle：
Ordinary temperature
The part shall be subjected to 96 hours at room
temperature.
After the test the part shall
meet specifications without
any degradation in
appearance and performance
except SPL. after 4 hours at
+25℃,The SPL shall be in ±
10 dBA compared with
initial one.
TEST CONDITION.
Standard Test Condition : a)Temperature: +5~+35℃ b)Humidity:45~85% c)Pressure: 860~1060mbar
Judgment Test Condition :a)Temperature:+25±2℃
b)Humidity:60~70% c)Pressure: 860~1060mbar
+70℃
+25℃
a
b
c
24hrs
3hrs
12±0.5hrs
a, b: 90~98%RH
c: 80~98%RH
-30℃
+20℃
30 min
15 min
30 min
+20℃
15 min
+85℃
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