660nm LED board

660 nm red light LED board for use with the Open Colorimeter with STEMMA QT for connecting to the Adafruit STEMMA QT TSL2591 High Dynamic Range Digital Light Sensor board via a 4-pin cable and JST SH connectors and 3.3V Vcc. 

Features

• Open hardware. KiCad design files @ https://github.com/iorodeo/i2c_led
• Dimensions: 25.4 mm x 20 mm x 1.6 mm
• Two 4-pin JST SH connectors (QWIIC/STEMMA QT)
• Four M2.5 through holes for mounting e.g. to a cuvette holder
• 0603 surface mount LED and resistor
• Peak wavelength: 660 nm
• Dominant wavelength: 638 nm
• Bandwidth: 20 nm
• Luminous intensity: 10 mcd
• Viewing angle: 130°
• Vcc=3.3V
• Mfr Part #: LTST-C190CKT