TLP921 Description
Toshiba Photoreflective sensor Infrared LED + Phototransistor TLP921 TLP921 Inkjet printer’s ink-level monitoring TLP921 is a reflective photosensor bining a GaAs infrared LED with a Si phototransistor. · Flush-mount package on PCB: Applied PCB thickness = 1.6 mm or thinner · Positioning pin and single-sided screw-mount type · Short lead type:.