Pulse Sensor – Heart Rate Detector

₹258

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MAX30100 Pulse Oximeter Heart Rate Sensor Module
Original price was: ₹260.Current price is: ₹185.
  1. A Color-Coded Cable, with a standard male header connectors. Plug it straight into an Arduino or a Breadboard. No soldering is required.
  2. The Pulse Sensor has 3 holes around the outside edge which make it easy to sew it into almost anything.
  3. Visualization software (made in Processing) to instantly see the output of the sensor and for troubleshooting.
SKU: SE1069 Category:

Description

The Pulse Sensor (Heart Rate Detector) is a plug-and-play biometric sensor designed to bring live heartbeat data into electronic projects. It utilizes an optical sensing method known as Photoplethysmography (PPG). On the front, a bright green LED illuminates tissue while an adjacent ambient light sensor measures light absorption changes caused by capillary blood pulsing during each heartbeat.

On the back side, the module integrates an operational amplifier (Op-Amp) and a low-pass active filter circuit. This active circuit removes motion noise, filters ambient light interference, and boosts the signal to produce a clear, smooth analog voltage wave readable by any microcontroller ADC input.


Technical Specifications:

Parameter Specification
Operating Voltage 3.3V to 5.0V DC
Operating Current ~4 mA
Sensing Technology Photoplethysmography (PPG)
Output Type Analog Voltage Waveform (0V to VCC)
Light Source Green LED (Reverse Mounted)
Sensor Diameter 16 mm (~0.625 inch)
Cable Length ~24 inches with standard male jumper headers

Pinout Description

  • Signal (S / Purple): Analog output pin. Connects to any analog input pin (e.g., A0).

  • VCC (+ / Red): Power supply pin (+3.3V or +5V DC).
  • GND (- / Black): Common system ground.

 

Basic Arduino Wiring & Example Code

Wiring Diagram

  • VCC (Red) âž” Arduino 5V or 3.3V

  • Basic Arduino Wiring & Example Code

    Wiring Diagram

    • VCC (Red) âž” Arduino 5V or 3.3V

      • Signal (Purple) âž” Arduino Analog Pin A0


Key Features & Highlights:

      • Integrated Amplification & Filtering: Built-in Op-Amp filters out noise for clear peak detection without extra active components.

      • Wide Voltage Range: Works with 3.3V boards (ESP32, Raspberry Pi Pico) and 5V boards (Arduino Uno, Mega).
      • Compact & Lightweight: Small 16mm round form factor designed to clip onto fingertips or earlobes.
      • Low Power Draw: Draws under 4mA, ideal for battery-operated wearables.

Common Applications

        • Wearable health and fitness tracking bands.

        • Biofeedback systems and meditation/stress monitors.

        • Interactive art installations and heart-rate reactive lighting.

        • Student research projects and biometric prototypes.


What’s Included in the Box

          • 1 × Pulse Sensor Module with 24-inch braided cable

          • 1 × Ear Clip accessory

          • 1 × Velcro Finger Strap
          • 3 × Transparent Protection Sticker Dots

Why Buy From Aryabot?

            • Quality Assured Electronics: Pre-tested modules with verified light output and operational amplifier gain response.

            • GST Invoice Provided: Tax-compliant B2B invoices generated for commercial deployments, institutional research labs, and academic orders.

            • Express Shipping: Fast order fulfillment and dispatch directly from our Noida fulfillment warehouse.

Additional information

Weight 0.04 kg
Dimensions 8 × 6 × 2 cm

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