CPT12A03-4.5R

Chinasound Piezo Transducer 12mm diameter, type A(=7.5mm height, spring terminals), 3Vp-p rated voltage – 4.5KHz resonant frequency, RoHS compliant

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1000

Product serial number

1.03.058

Category

Products

RoHS compliant:

⧫ Reliable Solid State Piezoelectric Technology

⧫ Flame Retardant Plastic

⧫ Contains Lead zirconium titanium oxide (CAS 12626-81-2) more than 0.1%

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Characteristice

Dimensions

Specification

Rated Voltage		3 Vp-p , square wave
Operating Voltage		1 – 20 Vp-p, square wave
Operating Frequency		4500+/-500Hz
Typical Sound Output		75dB min. at 3Vp-p 10cm 4.5KHz 25^oC
Typical Operating Current		1mA at 3Vp-p
Capacitance		8,000+/-30% pF at 100Hz 1Vrms
Operating Temperature		-40^oC to +85^oC
Storage Temperature		-40^oC to +90^oC
Termination	Description	2 soldering pins, Sn plated Brass
	Termination Strength	Maximum of 9.8N (1kgs) for 10 seconds load pull test
Construction Materials	Case	Plastic, Noryl PX9406
	Diaphragm	Ni Alloy Disc N42
Weight (Typical)		0.65 g
Reliability	*Life Test	At rated voltage in room temperature, 1 cycle = 1 min. ON 4 min. OFF, continuously for 1000 hours
	*High Temperature	No function at +90+/-2^oC for 240 hours; Function at +85+/-2 ^oC for 240 hours
	*Low Temperature	No function at -40+/-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 +85+/-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	Soldering pads are immersed in +350+/-5^oC solder bath for 3+/-0.5 seconds
	**Solderability	Soldering pads are immersed in rosin for 5 seconds and then immersed in +350+/-5^oC solder bath for 3+/-0.5 seconds
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)