Optical Heart-Rate Sensor
AssemblyPhotoplethysmography (PPG) module: LEDs shine into the skin and photodiodes read the reflected pulse. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Optical Heart-Rate Sensor
4 top-level lines as of r64479| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | PPG LED | ft-ppg-led | 3× | 3 | · | part |
| 2 | Photodiode | ft-photodiode | 2× | 2 | · | part |
| 3 | Optical AFE IC | ft-afe-ic | 1× | 1 | · | part |
| 4 | Sensor Window | ft-sensor-glass | 1× | 1 | · | part |