SKU: SENS-3170
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Generic MCU-3935 AS3935 Lightning Sensor Module - I2C/SPI Interface

₹2,529.00 (Inclusive of all taxes)
Out of Stock

The MCU-3935 AS3935 Lightning Sensor Module is a digital IC-based detector offering 1-40km strike detection range with ±1km accuracy. It features I2C and SPI interfaces for seamless integration with Arduino, ESP32, Raspberry Pi, and other 3.3V/5V microcontrollers, making it ideal for weather monitoring and atmospheric research.

Features

  • AS3935 Franklin Lightning Sensor IC with configurable detection algorithms
  • 1 to 40km detection range with ±1km distance estimation accuracy
  • Dual I2C and SPI digital communication interface for flexible system integration
  • Wide 2.4 to 5.5V DC operating voltage compatible with 3.3V and 5V logic
  • Integrated IRQ interrupt pin for real-time, low-latency event notification

Out of stock

Description

The MCU-3935 module integrates the AS3935 Franklin IC, a fully integrated lightning sensor that detects cloud-to-ground and intra-cloud discharges. It employs advanced signal processing to differentiate between actual lightning events and man-made electromagnetic noise, ensuring reliable storm detection. The module outputs strike distance estimation and event energy data via its configurable I2C or SPI bus.

Designed for robust operation, the sensor functions across an industrial temperature range of -40°C to +85°C, making it suitable for harsh outdoor environments. Its ultra-low power consumption (typically 50mW) and compact PCB footprint enable deployment in portable weather stations, remote monitoring systems, and educational atmospheric science projects.

Key Features

  • High-sensitivity lightning detection up to 40km with ±1km distance accuracy
  • Advanced noise rejection algorithm filters out common electrical interference
  • Dual I2C (up to 400kHz) and SPI (up to 10MHz) digital communication interfaces
  • Wide supply voltage range (2.4-5.5V DC) ensures compatibility with 3.3V and 5V logic systems
  • Configurable interrupt (IRQ) output for efficient, event-driven microcontroller operation
  • Industrial-grade operating temperature range (-40°C to +85°C) for reliable outdoor use
  • Ultra-low power consumption (0.05W typical) for battery-powered applications
  • Compact, surface-mount module design (30mm x 27mm x 2mm) for easy integration

Applications

  • Professional and amateur weather station integration for storm tracking
  • Outdoor safety and early warning systems for lightning hazard monitoring
  • Atmospheric research and educational projects studying electrical storm activity
  • IoT environmental monitoring nodes in agriculture, forestry, and remote sites
  • Embedded systems for aviation, marine, and sporting event safety

Technical Specifications

Item TypeLightning Sensor Module
Model NumberMCU-3935 (AS3935 IC)
Operating Voltage2.4 to 5.5 VDC
Operating Temperature-40°C to +85°C
Detection Range1 to 40 km
Distance Accuracy±1 km
Communication InterfaceI2C, SPI
Power Consumption0.05 W (Typical)
Module Dimensions (L x W x H)30 mm x 27 mm x 2 mm
Module Weight5 g

Frequently Asked Questions

What is the operating voltage range for the MCU-3935 Lightning Sensor Module?

The module operates from 2.4 to 5.5 volts DC, making it directly compatible with both 3.3V and 5V microcontroller systems like Arduino, ESP32, and Raspberry Pi without requiring a level shifter.

How do I communicate with the sensor, and what interfaces are supported?

The module supports both I2C (up to 400kHz) and SPI (up to 10MHz) digital communication protocols. You can select the interface via hardware configuration. It also provides an IRQ interrupt pin for efficient event-driven programming.

What is the detection range and accuracy of this lightning sensor?

The sensor detects lightning strikes within a range of 1 to 40 kilometers. It provides distance estimation with an accuracy of ±1 kilometer and includes algorithms to filter out environmental electromagnetic noise.

Can this module be used outdoors in harsh weather conditions?

The sensor IC is rated for an industrial operating temperature range of -40°C to +85°C, making it suitable for outdoor environments. However, the PCB module itself is not conformally coated, so for permanent outdoor installation, a protective enclosure or conformal coating is recommended.

Does the sensor require any calibration or specific antenna setup?

The AS3935 IC is factory-calibrated and uses the PCB trace as an integrated antenna. No external antenna or user calibration is required. Optimal performance is achieved by mounting the module horizontally and away from large metal objects or noise sources.

Package Includes

  • 1 x MCU-3935 AS3935 Lightning Sensor Module

Additional Information

Weight 0.005 kg
Dimensions 3 × 2.7 × 0.2 cm