Samsung foto-interrupter diode DIP

The Samsung Photo Interrupter Diode DIP is a high-quality slotted optical switch designed for precise detection and sensing applications. This through-hole component integrates an infrared LED emitter and an NPN phototransistor detector in a compact DIP package, offering reliable performance for position sensing, object detection, and motion control systems.

Advantages

This photo interrupter provides excellent sensitivity and fast response times, making it ideal for industrial and consumer electronics. Its robust through-hole design ensures easy mounting and long-term stability. With a slot width of 5 mm and gap depth of 8 mm, it accommodates various opaque objects for accurate interruption detection.

Suitable for

• Position and limit sensing in printers, copiers, and vending machines
• Object detection in automation and robotics
• Motion control and encoder applications
• Paper jam detection in office equipment

Key specifications

• Sensor Type: Slotted Optical Switch (Photo Interrupter)
• Emitter: Infrared LED (940 nm)
• Detector: NPN Phototransistor
• Output: Transistor (Collector-Emitter)
• Package: Through-Hole DIP, 4 pins
• Slot Width: 5 mm
• Gap Depth: 8 mm
• LED Forward Current: 20 mA
• LED Forward Voltage: 1.2 V
• Phototransistor Vce(max): 30 V
• Phototransistor Ic(max): 20 mA
• Response Time: 15 µs rise/fall
• Operating Temperature: -25°C to +85°C

Recommendations

For optimal performance, ensure the interrupting object is opaque and properly aligned within the slot. This component is a direct replacement for many standard photo interrupters and is compatible with common logic circuits.