AI-155

Description：BUZZER ELECTRO/ MAGN 5V TH
Series：AI
Mfr：PUI Audio, Inc.
Package：Tray

SKU:8fd8ab82d27c Category: Alarms, Buzzers, and Sirens Brand: PUI Audio, Inc.

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Product introduction

Product Detailed Parameters

Description：BUZZER ELECTRO/ MAGN 5V TH
Series：AI
Mfr：PUI Audio, Inc.
Package：Tray
Driver Circuitry：Indicator, Internally Driven
Input Type：DC
Frequency：-
Technology：Electromechanical/Magnetic
Operating Mode：-
Duration：-
Sound Pressure Level (SPL)：-
Current - Supply：-
Port Location：-
Operating Temperature：-
Approval Agency：-
Ratings：-
Ingress Protection：-
Mounting Type：Through Hole
Termination：PC Pins
Height - Seated (Max)：-
Voltage - Rated：5 V
Voltage Range：-
Size / Dimension：-

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AI-155

Overview

The AI-155 is a magnetic buzzer from the AI series by PUI Audio, Inc. It features a 12 mm diameter and board mount style. The device operates at a rated voltage of 5 VDC with an internally driven indicator circuitry. Key acoustic specifications include a sound pressure level of 85 dB and a frequency of 2300 Hz. The component utilizes DC input type for operation.

Feature Summary

Internally driven indicator circuitry for simplified integration
Magnetic buzzer design for audio alerting applications
Compact 12 mm diameter form factor suitable for space-constrained boards

Applications

Audio indicators in electronic devices
Alert systems requiring magnetic buzzer technology
Board-mounted alarm circuits

Procurement Notes

Verify part status carefully as the AI-155 is listed as obsolete and no longer manufactured by PUI Audio. Confirm availability through authorized distributors or secondary markets if sourcing is required. Ensure compatibility with existing designs before procurement due to potential supply chain discontinuation.

Selection Notes

Consider the AI-1223-TWT-5V-R as a verified substitute option provided by the manufacturer. Evaluate electrical parameters such as 5 VDC operation and 85 dB output against current design requirements. Assess mechanical fit for 12 mm mounting holes when transitioning from this obsolete component.

Part Context

This component belongs to the AI series of audio indicators and buzzers produced by PUI Audio, Inc. The series focuses on magnetic buzzer technologies for internal driving applications. The AI-155 specifically represents a discontinued model within this product line, historically used for standard audio alerting functions.

Replacement Considerations

The AI-1223-TWT-5V-R is identified as an available substitute part number. Verify pinout and acoustic performance matches between the obsolete AI-155 and the replacement unit to ensure seamless integration without redesign.