TOSHIBA TLP291 Optocoupler, 1 Channel, SOIC, 4 Pins, 3.75kV

The TOSHIBA TLP291 is a high-performance optocoupler featuring a photo transistor optically coupled to a gallium arsenide infrared emitting diode. This component is designed to provide reliable electrical isolation between input and output circuits, ensuring signal integrity in various electronic applications.

With a 1-channel configuration and a compact SOIC package, the TLP291 is suitable for dense printed circuit board layouts. It supports a maximum forward current of 50mA and offers a robust isolation voltage of 3.75kV, making it highly effective at protecting sensitive components from high-voltage transients.

Key Specifications

• Channels: 1 Channel
• Case Style: SOIC
• Pins: 4 Pins
• Forward Current (If Max): 50mA
• Isolation Voltage: 3.75kV
• Current Transfer Ratio (CTR Min): 100%
• Collector Emitter Voltage (V(br)ceo): 80V

The component's dimensions are 43 mm in height, 33 mm in width, and 15 mm in depth, with a lightweight profile of just 0.1 grams. The 100% minimum current transfer ratio ensures consistent and efficient signal transmission, while the 80V collector-emitter voltage provides adequate headroom for typical switching and isolation tasks. This TOSHIBA optocoupler is an excellent choice for designers requiring dependable optical isolation in a standard surface-mount format.