Electrical Characteristics
Part No: PBJ-1745-0540-35P10
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MAX Operating Voltage
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30Vp_p
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*Sound Output at 10cm
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≥80dB(at 2KHz Square Wave 5Vp-p)
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*Current Consumption
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≤5mA
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Resonant Frequency
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4000Hz
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Capacitance at 1000Hz
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18±30%nF
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Operating Temperature
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-20℃～+70℃
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Operating Temperature
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-30℃～+80℃
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Weight
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1.1g
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Housing Material
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Black PBT
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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
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:
