SCD40-D-R2

C3659421 Extended Part

3.000.521 compact cost-effective photoacoustic NDIR CO2 sensor, air quality, 400ppm~2000ppm, ±5%, 2.4V~5.5V, I2C, -10°C~+60°C.

i2c co2 sensorndir sensorair quality sensori2c sensorphotoacoustic sensorcompact co2 sensorlow voltage co2 sensori2c interface

Extended part — assembled from JLC's extended library, which adds a small one-time feeder fee per part number.

Footprint

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3D model

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Engineering notes

Capabilities

  • i2c: interface

Package And Footprint

  • Package / footprint name: LGA-20(10.1x10.1)
  • Pin count: 20
  • EasyEDA symbol UUID: 93e42295d6f941389192d6723ce49a69
  • EasyEDA footprint UUID: 89407127b8314923818666de07c4cbd0
  • EasyEDA device UUID: 8b1fc0cd0d444ccf92503f6d9426323c
  • EasyEDA library UUID: 0819f05c4eef4c71ace90d822a990e87

Power And Operating Modes

  • Active current: EasyEDA property: 15mA.
  • Supply rails: EasyEDA property: 2.4V~5.5V.

Datasheet And Links

Selection Notes

  • Good for: CO2 concentration sensing, indoor-air quality, occupancy-adjacent telemetry, ventilation control, and environmental logging
  • Known layout constraints: Verify package land pattern, decoupling requirements, thermal pad, RF keepouts, crystal routing, and boot straps from the datasheet.
  • Equivalent search hints: match category co2-sensor, interfaces i2c, package LGA-20(10.1x10.1), and EasyEDA footprint UUID 89407127b8314923818666de07c4cbd0.
Design files & assets 11 files · click to expand
Datasheet or product page datasheet
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EasyEDA 3D model easyeda 3d model
in EasyEDA
EasyEDA device easyeda device
in EasyEDA
LGA-20(10.1x10.1) easyeda footprint
in EasyEDA
EasyEDA library easyeda library
in EasyEDA
EasyEDA Pro device: C3659421 easyeda pro device
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EasyEDA Pro library (device+symbol+footprint): C3659421 easyeda pro lib
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EasyEDA symbol easyeda symbol
in EasyEDA
JLC/LCSC product image jlc image
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3D model (OBJ) model 3d obj
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3D model (STEP) model 3d step
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pcbpartpicker.app — verified JLC/LCSC component registry D1 · R2 · Vectorize