CSPT09A03-2.1F The Chinasound CSPT09A03-2.1F is an SMD Piezo Transducer with a 2.1KHz resonant frequency. It offers a typical sound output of 73dB and operates within a voltage range of 1-20 Vp-p.
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CSPT09A03-2.1F

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The Chinasound CSPT09A03-2.1F is an SMD Piezo Transducer with a 2.1KHz resonant frequency. It offers a typical sound output of 73dB and operates within a voltage range of 1-20 Vp-p.
✓ Total Stock: 60 pcs
$ Price Range: $1.77

CSPT09A03-2.1F Available from 1 distributor

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CSPT09A03-2.1F Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Manufacturer Name
Conflict Minerals
Storage Temperature

CSPT09A03-2.1F Description

Short technical summary and product information.

The Chinasound CSPT09A03-2.1F is a surface-mount piezo transducer designed for various audio applications. It features a compact size of 9x1.8mm and operates at a resonant frequency of 2.1KHz, with a typical sound output of 73dB at 5Vp-p.

 

This transducer is built with reliable solid-state piezoelectric technology and a corrosion-resistant diaphragm, housed in flame-retardant plastic. It is RoHS compliant and suitable for reflow soldering, offered in tape and reel packaging for automated mounting.

 

Key electrical specifications include an operating voltage range of 1-20 Vp-p, a rated current of 2mA at 5Vp-p, and a capacitance of 10,000pF. The operating temperature range is -40°C to +105°C, with a storage temperature range of -40°C to +120°C.

 

The component has undergone various reliability tests, including life testing, high and low temperature exposure, humidity, thermal cycling, vibration, shock, and drop tests, ensuring durability in demanding environments. It comes with a one-year warranty from the date of manufacture.

CSPT09A03-2.1F Quick Information

Product Type: SMD Piezo Transducer
Canonical Name: Chinasound CSPT09A03-2.1F SMD Piezo Transducer
Subcategory: SMD Piezo Transducer

CSPT09A03-2.1F Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Lead Free

CSPT09A03-2.1F Estimated Pricing

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1+ $1.77 $1.77

Estimated market price range - modelled values for guidance only, not live distributor offers.

CSPT09A03-2.1F Features

  • SMD piezo transducer with 9x1.8mm dimensions.
  • 2.1KHz resonant frequency for audio signaling.
  • 73dB minimum sound output at 5Vp-p.
  • Operates from 1-20 Vp-p with 2mA rated current.
  • RoHS compliant with tape and reel packaging.

CSPT09A03-2.1F Applications

  • Suitable for audio alerts and alarms.
  • Used in compact electronic devices.
  • Ideal for surface-mount designs.
  • Applications requiring reliable sound output.

CSPT09A03-2.1F FAQs

7 frequently asked questions generated from this part’s specifications.
What is the resonant frequency of the CSPT09A03-2.1F piezo transducer?

The resonant frequency is 2.1KHz.

What is the typical sound output of the CSPT09A03-2.1F?

The typical sound output is 73dB minimum at 5Vp-p, 10cm, 4.1KHz, 25°C.

What is the operating voltage range for this piezo transducer?

The operating voltage range is 1-20 Vp-p.

What is the capacitance of the CSPT09A03-2.1F?

The capacitance is 10,000+/-30% pF at 100Hz, 1Vrms.

What are the operating and storage temperature ranges?

The operating temperature range is -40°C to +105°C, and the storage temperature range is -40°C to +120°C (without package).

Is the CSPT09A03-2.1F RoHS compliant?

Yes, it is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for this part?

The Moisture Sensitivity Level is 1 Unlimited.

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