Electrical Characteristics
Part No: EAB-0955-0327-45P5.0
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Rated Voltage
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3VDC
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Operating Voltage
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2～5VDC
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*Sound Output at 10cm
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≥80dB
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*Current Consumption
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≤50mA
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Resonant Frequency
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2700Hz
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Coil Resistance
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12±3Ω
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Operating Temperature
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-20℃～+80℃
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Storage Temperature
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-30℃～+85℃
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Weight
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0.1g
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Housing Material
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Black PPO
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Environmental Protection Regulation
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RoHS
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Welding method
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Artificial welding /wave soldering
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DIMENSIONS(UNIT: mm) Tolerance: ±0.5mm Except Specified
Note: Dust sticker on the top
RELIABLY TEST
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ITEM
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TESTING CONDITION
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VARIANCE AFTER TEST
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High Temperature Test
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After being placed in a chamber with 85±2℃ for 96 hours and then being placed in natural condition for 2 hours.
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Allowable variation of SPL after test: ±10dB.
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Low Temperature Test
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After being Placed in a chamber with -30±2℃ for 96 hours and then being placed in natural condition for 2 hours.
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Allowable variation of SPL after test: ±10dB.
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Humidity Test
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Stored in the temperature humidity: 60±5℃ 90%--95% environment for 96 hours, and then placed into?storage at room temperature for 2?hours after the?test.
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Allowable variation of SPL after test: ±10dB.
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Temperature Cycle Test
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After being placed in a chamber with -30±2℃ for 30 minutes, products shall be placed at room temperature(25℃±10℃).After 15 minutes at this temperature, products shall be placed in a chamber at +85±2℃.After 30 minutes at this temperature, products shall be return to room temperature (25℃±10℃) for15 minutes. After 20 above cycles, products shall be measured after being placed in natural condition for 2 hours.
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Allowable variation of SPL after test: ±10dB.
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Drop Test
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The front and side from a height of 100mm only drop in the 4cm thickness of theboard?3 times each.
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Allowable variation of SPL after test: ±10dB.
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Vibration Test
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After being applied vibration of amplitude of 1.5mm with 10 to 55 Hz band of vibration frequency to each of 3 perpendicular directions for 2 hours.
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Allowable variation of SPL after test: ±10dB.
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Solderability Test
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Lead terminals are immersed in rosin for 5 seconds and then immersed in solder bath of 260±5℃ for 3±0.5 seconds (Except the edge of terminals).
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95% min. lead terminals shall be wet with solder
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Continuous electricity test
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Temperature: room temperature 25 ℃
Voltage: rated voltage 3 V
Frequency: the rated frequency for 4.0 KHZ
Time: 500 hours
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Allowable variation of SPL after test: ±10dB.
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Erminal Strength
Pulling Test
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The force of 9.8N(1.0kg) is applied to each terminal in axial direction for
10 seconds.
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No visible damage and cutting off.
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Typical Frequency Response Curve
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:
