TCST2103

TCST2103 is a transmissive optical sensor with phototransistor output. That includes an infrared emitter and phototransistor, located face-to-face on the optical axes in a leaded package which blocks visible light. Application includes optical switch, photo interrupter, counter, encoder.

• 3.1mm gap width, 1mm aperture width
• 4mA typ output current under test
• Daylight blocking filter integrated
• Collector current is 4mA typ ( VCE = 5V, IF = 20mA)
• Current transfer ratio is 20% typ (VCE = 5V, IF = 20mA)
• Collector emitter saturation voltage is 0.4V max (IF = 20mA, IC = 1mA)
• Forward voltage is 1.25V typ (IF = 60mA)
• Turn-on time is 10µs typ (IC = 2mA, VS = 5V, RL = 100 ohm)
• Turn-off time is 8µs typ (IC = 2mA, VS = 5V, RL = 100 ohm)
• Dimension(L x W x H) is 24.5 x 6.3 x 10.8mm, ambient temperature range from - 55 to + 85°C