A5348 - Ionization Smoke Detector

Allegro MicroSystems

Download the A5348 datasheet PDF. This datasheet also covers the A5348CA variant, as both devices belong to the same ionization smoke detector family and are provided as variant models within a single manufacturer datasheet.

📥 Download Datasheet

A5348 ionization smoke detector by Allegro MicroSystems - Datasheet Preview — Note: The manufacturer provides a single datasheet file (A5348CA_AllegroMicroSystems.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number	A5348
Manufacturer	Allegro MicroSystems
File Size	614.95 KB
Description	Ionization Smoke Detector
Datasheet	A5348 Datasheet

General Description

The A5348 is a low-current, BiCMOS circuit providing all of the required

Overview

A5348 Ionization Smoke Detector with Interconnect and Timer.

Key Features

Low average standby current for long battery life.
Interconnect up to 125 detectors.
Piezoelectric horn driver.
Guard outputs for detector input.
Pulse testing for low battery.
Power-on reset (POR).
Internal reverse battery protection.
Timer (Hush) mode for enabling reduced sensitivity period.
Built-in hysteresis reduces false triggering.

📁 Similar Datasheet

Brand Logo	Part Number	Description	Manufacturer
	A5348CA	Ionization Smoke Detector	Allegro MicroSystems

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