SMT-1220-TW-R SMT-1220-TW-R is a magnetic buzzer from PUI Audio. It operates at 3V nominal with 80dB SPL at 10cm, and is surface mountable.
Mfr Part #:

SMT-1220-TW-R

Available from 1 distributors
Mfr Name: PUI Audio, Inc.
PUI Audio, Inc.
SMT-1220-TW-R is a magnetic buzzer from PUI Audio. It operates at 3V nominal with 80dB SPL at 10cm, and is surface mountable.
Total Stock: 13 pcs
$ Price Range: $1.77 - $4.01

SMT-1220-TW-R Available from 1 distributor

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
13 pcs
13 pcs On Request 1 On Request On Request 2026-02-25 06:16:38 On Request On Request

SMT-1220-TW-R Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Diameter
Driver Circuitry
Frequency
Height
Input Type
Mounting Type
Operating Mode
Operating Temperature
Port Location
Ratings
Sound Pressure Level (SPL)
Tape & Reel
Technology
Termination
Termination Style
Voltage
Voltage Range

SMT-1220-TW-R Description

Short technical summary and product information.

The SMT-1220-TW-R is a magnetic (electromechanical) buzzer manufactured by PUI Audio, Inc. It is designed for surface mount applications and features a top port. The buzzer produces a single tone at 2kHz with a typical sound pressure level of 80dB measured at 10cm with a 3V drive. It operates over a voltage range of 2 to 5V and draws a typical current of 35mA. The device is rated for operating temperatures from -40°C to 85°C and is washable, making it suitable for various environments. The buzzer has a diameter of 12mm and a height of 9.50mm. It uses solder pad termination and is externally driven, requiring an external driving circuit. The buzzer is RoHS compliant and has an MSL of 1 (unlimited).

SMT-1220-TW-R Quick Information

Product Type: Magnetic Buzzer
Series: SMT
Canonical Name: SMT-1220-TW-R Magnetic Buzzer, 3V, 12mm, Surface Mount
Subcategory: Surface Mount Buzzer

SMT-1220-TW-R Compliance

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

SMT-1220-TW-R Estimated Pricing

Qty Low High
1+ $4.01 $4.01
10+ $3.07 $3.07
25+ $2.77 $2.77
50+ $2.34 $2.34
80+ $2.14 $2.14
240+ $2.06 $2.06
560+ $1.98 $1.98
1,040+ $1.86 $1.86
5,040+ $1.77 $1.77

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

SMT-1220-TW-R Features

  • Single tone at 2kHz frequency.
  • 80dB SPL at 3V, 10cm.
  • Surface mount with 12mm diameter.
  • Operates from 2 to 5V.
  • Washable construction.

SMT-1220-TW-R Applications

  • Ideal for surface mount audio alerts.
  • Used in alarm and indicator circuits.
  • Suitable for compact electronic devices.

SMT-1220-TW-R FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the SMT-1220-TW-R?

The nominal voltage is 3V, with an operating range of 2 to 5V.

What frequency does the buzzer produce?

The buzzer produces a single tone at 2kHz.

What is the sound pressure level of this buzzer?

The typical sound pressure level is 80dB at 3V, measured at 10cm.

What driver circuitry is required?

It is a transducer, externally driven, requiring an external driving circuit.

What is the mounting type?

Surface mount with solder pad termination.

What is the operating temperature range?

-40°C to 85°C.

What is the typical current consumption?

35mA typical.

Home
Account

Categories