SMT-9403D

$1.57

Description：BUZZER MAGNETIC 3.6V 0.3X0.3 SMD
Series：SMT
Mfr：PUI Audio, Inc.
Package：Tape & Reel (TR)

SKU:7adb7a37b9cc Category: Alarms, Buzzers, and Sirens Brand: PUI Audio, Inc.

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Product introduction

SMT-9403D is listed in the Alarms, Buzzers, And Sirens range at ChipApex. The manufacturer field lists PUI Audio, Inc.. Its product description is BUZZER MAGNETIC 3.6V 0.3X0.3 SMD. Review the specifications below when checking this part for your BOM.

Alarms, Buzzers, And Sirens specifications for SMT-9403D

Description：BUZZER MAGNETIC 3.6V 0.3X0.3 SMD
Series：SMT
Mfr：PUI Audio, Inc.
Package：Tape & Reel (TR)
Driver Circuitry：Transducer, Externally Driven
Input Type：Zero-Peak Signal
Frequency：-
Technology：Electromechanical/Magnetic
Operating Mode：-
Duration：-
Sound Pressure Level (SPL)：-
Current - Supply：-
Port Location：-
Operating Temperature：-
Approval Agency：-
Ratings：-
Ingress Protection：-
Mounting Type：Surface Mount
Termination：Solder Pads
Height - Seated (Max)：0.165" (4.20mm)
Voltage - Rated：3.6 V
Voltage Range：-
Size / Dimension：0.335" L x 0.335" W (8.50mm x 8.50mm)

Alarms, Buzzers, And Sirens datasheet and documents for SMT-9403D

SMT-9403D

Alarms, Buzzers, And Sirens Overview

The SMT-9403D is an externally driven electromagnetic transducer manufactured by PUI Audio, Inc. It features a rectangular surface-mount design with gullwing lead termination for PCB integration. The component operates at a self-resonant frequency of 2.7 kHz and delivers a sound pressure level of 87 dBA when driven by a 3.6 V peak-to-peak signal. Its physical dimensions are approximately 10.2 mm in length, 8.5 mm in width, and 3.2 mm in maximum height.

Alarms, Buzzers, And Sirens Feature Summary

Externally driven electromagnetic transducer architecture
Surface-mount package with gullwing lead termination
Rectangular form factor optimized for board space efficiency

Alarms, Buzzers, And Sirens Applications

Electronic alarm systems requiring audible indication
Buzzer circuits for status notification
Siren modules in security equipment

Alarms, Buzzers, And Sirens Procurement Notes

Verify the current lifecycle status before procurement as this part may be obsolete. Confirm that the 3.6 Vpp drive requirement aligns with your circuit design. Ensure the gullwing footprint matches your PCB layout constraints. Check for available direct substitutes if production continuity is required.

Alarms, Buzzers, And Sirens Selection Notes

Select this component for applications necessitating a compact, surface-mount electromagnetic transducer. It is suitable for designs where external driving signals are available. Consider the 87 dBA output and 2.7 kHz resonance for acoustic requirements. Verify thermal limits against operating conditions.

Alarms, Buzzers, And Sirens Part Context

This device belongs to the SMT series of speakers and transducers from PUI Audio, Inc. It is categorized under audio devices and buzzers. The series typically includes various electromagnetic transducers designed for surface-mount assembly in consumer and industrial electronics.