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CPT40A18-3.1R

Chinasound Piezo Transducer 40mm diameter, type A(=20mm height) , 18Vp-p rated voltage – 3.1KHz resonant frequency, RoHS compliant
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Number of views:
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Product serial number
1.03.083
Category
Products
RoHS compliant:

⧫ Reliable Solid State Piezoelectric Technology

⧫ Flame Retardant Plastic

⧫ Corrosion Resistance Diaphragm

⧫ Contains Lead zirconium titanium oxide (CAS12626-81-2) more than 0.1%

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Characteristice
Dimensions
Specification

We could not find any corresponding parameters, please add them to the properties table

 

Operating Voltage

 

3 to 30 Vp-p

Rated Voltage

 

18 Vp-p

Operating Frequency

 

3100+/-500Hz

Typical Sound Output

 

95dB min. at 18Vp-p 60cm 3.1KHz 25 oC; 75dB min. at 18Vp-p 60cm 1KHz 25 oC

Typ. Operating Current

 

20mA max. at 18Vp-p 3.1KHz 25 oC; 20mA max. at 18Vp-p 1KHz 25 oC

Capacitance

 

30,000+/-30% pF at 100Hz 1Vrms

Operating Temp.

 

-40 oC to +70 oC

Storage Temperature

 

-55 oC to +85 oC

Termination

Description

2 PC pins, electro-tin plated brass

Construction Materials

Case

Maximum of 9.8N load pull test

 

Diaphragm

Plastic, NORYL® PX9406 Black

Weight (Typical)

 

12g

Reliability

*Life Test

At 18Vp-p, room temperature continuously for 1000 hours

 

*High Temperature

No function at +85+/-2 oC for 240 hours; Function at +70+/-2 oC for 240 hours

 

*Low Temperature

No function at -55+/-2 oC for 240 hours; Function at -40+/-2 oC for 240 hours

 

*Humidity

+40+/-2 oC, 95+/-5%RH, 240 hours

 

*Thermal Shock

-40+/-2 oC 0.5 hr Ò +25+/-2 oC 0.25 hr Ò +70+/-2 oC 0.5 hr Ò +25+/-2 oC 0.25 hr. Temperature Go up or Drop time is 0.5 hr. 3 hrs per 1 cycle. Total is 5 cycles

 

*Vibration

1.5mm with 10 to 50Hz of vibration frequency to each of 3 perpendicular directions for 2 hours

 

*Shock

980m/s2 (=100g) shock for each mutually perpendicular directions, half sine wave, 3 times each

 

*Drop Test

Dropped naturally from 750mm height onto the surface of 10mm wooden board. 2 directions – upper and side of the part are applied

 

*Soldering Heat Resistance

Samples put through reflowing soldering oven 2 twice

 

**Solderability

Samples put on PCB with solder paste through reflowing soldering oven 1 times

Warranty

 

For a period of one (1) year from date of manufacture under normal operations

*All specifications must be satisfied after the test (Recovery:2 to 4 hrs of recovery under the standard condition after the removal from test chamber).

**90% min. soldering pads shall be with solder.(except the edge of pad)

 

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2021-02-03 08:41:13
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Tel:+86-519-86182518

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