Example: stock market
Phototransistor photocoupler
Found 2 free book(s)
K1010 Series - cosmo-ic.com
www.cosmo-ic.com4PIN PHOTOTRANSISTOR PHOTOCOUPLER Description The K1010 series consist of an infrared emitting diode, optically coupled to a phototransistor detector. They are packaged in a 4-pin DIP package and available in wide-lead spacing and SMD option. Schematic 1. Anode 2. Cathode 3. Emitter 4. Collector Features 1. Current transfer ratio
Electronic Control Transmission (ECT) - Autoshop 101
autoshop101.comThe sensor can also be a photocoupler type which uses a photo transistor and light-emitting diode (LED). The LED is aimed at the phototransistor and separated by a slotted wheel. The slotted wheel is driven by the speedometer cable. As the slotted wheel rotates between the LED and photo diode, it generates 20 light pulses for each rotation.