SKU: SENS-3290
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CJMCU TEMT6000 Ambient Light Sensor Module - Analog Output

₹84.00 (Inclusive of all taxes)
Out of Stock

The CJMCU TEMT6000 Ambient Light Sensor Module integrates a silicon NPN phototransistor with a spectral response peaking at 570 nm, closely matching human eye sensitivity. It provides an analog voltage output proportional to ambient light intensity, making it compatible with Arduino, Raspberry Pi, and other 3.3V/5V microcontroller ADCs for automated lighting control.

Features

  • Silicon NPN planar phototransistor with peak sensitivity at 570 nm for human-eye-matched response.
  • Analog voltage output scalable with light intensity for direct ADC interfacing.
  • Compact 1206 SMD package mounted on a breakout board with a 60° detection angle.
  • AEC-Q101 qualified for automotive-grade reliability and robustness.
  • RoHS and WEEE compliant, lead-free construction for environmental safety.

Out of stock

Description

The CJMCU TEMT6000 module features a TEMT6000 phototransistor, a specialized ambient light detector whose spectral sensitivity is engineered to emulate the human eye’s response, with peak sensitivity in the green-yellow visible spectrum (570 nm) while inhibiting infrared interference. This provides a more accurate representation of perceived brightness compared to broad-spectrum sensors.

The sensor outputs a variable analog voltage directly proportional to the incident light flux, which can be read by any microcontroller’s analog-to-digital converter (ADC) pin. The onboard circuitry conditions the signal for stable operation with a 3.3V to 5V DC supply, making it ideal for integration into portable electronics, IoT nodes, and industrial control systems requiring ambient light-dependent automation.

Key Features

  • Human-eye spectral response phototransistor with peak at 570 nm and IR rejection.
  • Analog output provides continuous, real-time light intensity data for precise control algorithms.
  • Compact breakout board design simplifies prototyping and system integration.
  • AEC-Q101 automotive qualification ensures high reliability across temperature and humidity ranges.
  • Low operating current (20 mA max) for energy-efficient designs in battery-powered applications.
  • RoHS and WEEE compliant, lead-free construction meets global environmental standards.
  • Wide 60° detection angle for broad-area ambient light sensing.

Applications

  • Automatic display backlight dimming in automotive dashboards, mobile phones, and LCD monitors.
  • Ambient light-controlled on/off switching for industrial and street lighting systems.
  • Brightness adjustment in notebook computers, PDAs, cameras, and consumer electronics.
  • IoT environmental monitoring nodes for measuring natural light levels in smart buildings.
  • Energy management systems in portable devices to optimize battery life.

Technical Specifications

Model / Part NumberTEMT6000 (CJMCU Module)
Sensing PrincipleSilicon NPN Epitaxial Planar Phototransistor
Peak Spectral Sensitivity570 nm
Detection Angle60°
Output SignalAnalog Voltage
Supply Voltage3.3V - 5V DC
Operating CurrentUp to 20 mA
Package Type1206 SMD on Breakout Board
Module Dimensions (L x W x H)14 mm x 8 mm x 1.6 mm
WeightApprox. 2 g
ComplianceAEC-Q101, RoHS, WEEE

Frequently Asked Questions

What is the operating voltage range for the CJMCU TEMT6000 module?

The module is designed to operate from a 3.3V to 5V DC power supply. Connect VCC to your system's 3.3V or 5V rail, and GND to common ground. The analog output signal will scale proportionally with the supply voltage and the incident light intensity.

How do I interface this sensor with an Arduino or Raspberry Pi?

Connect the module's VCC and GND pins to your board's power and ground. Connect the output pin to an analog input pin (e.g., A0 on Arduino). The sensor provides a variable voltage that can be read using the analogRead() function in Arduino or via an ADC on the Raspberry Pi (using an external ADC chip for Pi's lack of analog inputs).

What makes the spectral response of the TEMT6000 'human-eye matched'?

The integrated TEMT6000 phototransistor has peak sensitivity at 570 nm (green-yellow light), which closely aligns with the peak spectral sensitivity of the human photopic vision. Furthermore, its design inhibits sensitivity to infrared (IR) light, providing a response curve that more accurately represents perceived brightness than broad-spectrum sensors.

Can this sensor be used for outdoor sunlight measurement?

While it can detect a wide range of light intensities, direct, unfiltered sunlight may saturate the sensor due to its high irradiance. For precise outdoor or full-sunlight measurement, consider using a sensor with a wider dynamic range or adding optical attenuation (e.g., a neutral density filter) to the sensing path.

What is the significance of the AEC-Q101 qualification?

AEC-Q101 is an automotive-grade reliability standard for discrete semiconductor components. This qualification indicates the TEMT6000 phototransistor has been tested and proven to withstand the harsh environmental conditions typical in automotive applications, including extended temperature ranges, humidity, and mechanical stress, ensuring high long-term reliability.

Package Includes

  • 1 x CJMCU TEMT6000 Ambient Light Sensor Module
  • 1 x 3-pin Straight Male Header Pin Strip

Additional Information

Weight 0.002 kg
Dimensions 1.4 × 0.8 × 0.16 cm