The TLP185(GB-TPL is a high-isolation, miniature phototransistor optocoupler manufactured by Toshiba Semiconductor and Storage. This device is designed for isolating low-voltage control circuits from high-voltage power circuits, preventing electrical noise and potential damage from propagating between the two.

Applications

• Industrial Control Systems
• Power Supplies
• Microcontroller Isolation
• Motor Control Circuits
• Digital Logic Isolation

Features

• High Isolation Voltage
• Compact Package
• High Collector-Emitter Voltage
• Low Input Current
• High Current Transfer Ratio (CTR)
• RoHS Compliant

Benefits

• Electrical Isolation: Provides high-voltage isolation between input and output, protecting sensitive control circuits.
• Noise Immunity: Prevents electrical noise and transients from affecting the control circuit.
• Compact Design: The small package size allows for high-density board layouts.
• Efficient Operation: Low input current requirements minimize power consumption.
• Reliable Performance: Offers stable and consistent performance in demanding environments.

Additional Details

The TLP185(GB-TPL consists of an infrared emitting diode (IRED) and a phototransistor, optically coupled in a small package. When current flows through the IRED, it emits infrared light, which activates the phototransistor, allowing current to flow between the collector and emitter. The electrical isolation is achieved because there is no direct electrical connection between the input and output circuits. The high isolation voltage rating of the TLP185(GB-TPL ensures that it can withstand high-voltage differences between the input and output circuits without breakdown. The compact package size makes it suitable for use in space-constrained applications. The high collector-emitter voltage rating allows the device to be used in circuits with relatively high voltage levels. The low input current requirement minimizes the power consumption of the input circuit. The current transfer ratio (CTR) is a key parameter that indicates the ratio of the collector current to the input current. A high CTR means that the device can deliver a relatively high output current with a small input current. The TLP185(GB-TPL is widely used in industrial control systems, power supplies, and other applications where electrical isolation is required. Toshiba's optocouplers are known for their high quality and reliability, making them a popular choice for demanding applications. The TLP185(GB-TPL's robust construction and precise electrical characteristics make it a dependable component in diverse isolation applications.