Overview
Description
The RTD120 (single-channel) and RTD120D (dual-channel) Silicon Based Thermopile Detectors provide low cost high output sensing solutions in a TO-5 package. Time constant of 25ms with Nitrogen encapsulation gas. Delivers a very low Temperature Coefficient of Responsivity of -0.04%/C. These detectors have a very short thermal shock response to ambient temperature change.
Features
- Fast response
- Best-in-class signal-to-noise ratio
- High operating temperature
- System design support with cost-optimized BoM and FW / algorithm support
- Single and dual channel detectors
Comparison
Applications
- Non-contact temperature
- Fire suppression
- Horizon sensor
- Gas analysis
Documentation
Featured Documentation
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Type | Title | Date |
Datasheet | PDF 305 KB | |
Datasheet | PDF 4.22 MB | |
End Of Life Notice | PDF 1.43 MB | |
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Design & Development
Models
ECAD Models
Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on products in the Product Options table. If a symbol or model isn't available, it can be requested directly from the website.

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Videos & Training
News & Blog Posts
Renesas Expands Medical and Industrial Environmental Sensing Portfolio with New Thermopile-Based Detectors for CO2 Sensors | News | Sep 16, 2021 |
Healthy Air in Schools and Public Buildings | Blog Post | Sep 16, 2021 |