What are the key specifications?

It operates at 5V, has a resonant frequency of 2700Hz, produces 85dB SPL at 10cm, and consumes up to 90mA.

How should this buzzer be driven?

It requires a square wave signal with a 1/2 duty cycle. The base current of the driving transistor must be sufficient to saturate the collector current.

What are the soldering requirements?

The component is designed for reflow soldering (twice). Ensure the product cools to room temperature before subsequent reflow cycles.

What should sourcing teams check before buying HYG-8503A-5027?

Check lifecycle (Active), compliance data, distributor availability, and approved-source coverage. Current sourcing signal: low; readiness: easy.

What is the pinout of HYG-8503A-5027?

Use the HYG-8503A-5027 datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about HYG-8503A-5027 pinout to locate pins, power rails, and interface signals before layout.

HYG-8503A-5027 Datasheet, Specs, Alternatives & ECAD | Xinghua Huayu Electronics Co., Ltd.

AI summary

The HYG-8503A-5027 is a 5V SMD passive electromagnetic buzzer designed for audible alerts in compact electronic devices.

Best for

Consumer electronics
Small industrial alarms
Embedded systems

Avoid if

High-temperature environments exceeding 60°C
Applications requiring a self-driven buzzer

Check before use

Driving circuit duty cycle
Reflow soldering profile

Key specifications

Rated Voltage: 5 V
Frequency: 2700 Hz
SPL: 85 dB
Current: 90 mA

Compliance & Environment

RoHS: ROHS
REACH: nan
MSL: nan
ECCN: nan
HTSUS: nan

Application

Consumer ElectronicsIndustrial Alarms

Datasheet

a850e5b9f4670205651867a68627ff76_2310171801_HYDZ-HYG-8503A-5027_C18623826.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for HYG-8503A-5027: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

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PCB Footprint

Land pattern for PCB layout

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3D Model

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KiCad Library

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a surface-mount (SMD) passive electromagnetic buzzer that requires an external signal to produce sound.

AI summary

Best for

Avoid if

Check before use

Key specifications

Compliance & Environment

Application

Datasheet

CAD Models

Alternative components

Design and risk insights

Questions & answers

What is the HYG-8503A-5027?+×

What are the key specifications?+×

How should this buzzer be driven?+×

What are the soldering requirements?+×

What should sourcing teams check before buying HYG-8503A-5027?+×

What is the pinout of HYG-8503A-5027?+×