A
Anonymous
Mar 23, 2026
Rating: 5/5
Great for prototyping
Works perfectly with my ESP32 project. Library support is decent.
Description
MLX90640BAA/B 32*24 infrared temperature matrix sensor module for infrared imaging/IR thermal cameras
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Sensor Resolution | 32 x 24 Pixels |
| Field of View | 55° x 35° |
| Communication Interface | I2C |
| Supply Voltage | 3.3V DC |
| Operating Temperature Range | -40°C to 85°C |
| Refresh Rate | Up to 64 Hz |
| Temperature Accuracy | ±1.5°C |
| Module Dimensions | 20mm x 20mm |
| Net Weight | 5 grams |
| Compatibility | Arduino, Raspberry Pi, ESP32 |
5 reviews
A
Anonymous
Feb 21, 2026
Rating: 3/5
Needs external MCU
Just a reminder this is a module, not a standalone camera. You need a processor to read data.
A
Anonymous
Feb 15, 2026
Rating: 5/5
Reliable thermal data
Using this for obstacle detection in low light. Very consistent readings.
A
Anonymous
Feb 06, 2026
Rating: 5/5
Exactly as described
Genuine Melexis chip. Fast shipping and well packaged.
A
Anonymous
Jan 19, 2026
Rating: 4/5
Good sensor, tricky setup
The sensor itself is high quality. Documentation could be better for beginners.
5 FAQ
Q: What is the I2C address?
A: The default address is 0x33, but it can be changed via OTP.
Q: Is 5V logic safe?
A: No, please use 3.3V logic levels to avoid damage.
Q: What library do you recommend?
A: We recommend the official Melexis Arduino library.
Q: Does this come with a lens?
A: Yes, it includes the standard silicone lens.
Q: Can this measure body temperature?
A: It measures surface temperature, but is not calibrated for medical use.
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