The TLP291-4 is a photocoupler manufactured by Toshiba. Here are the factual specifications, descriptions, and features from the Manufactor Datasheet:
Specifications:
- Type: Photocoupler (Optocoupler)
- Number of Channels: 4
- Isolation Voltage: 3750 Vrms (min)
- Input Current (IF): 5 mA (typical)
- Output Type: Phototransistor
- Collector-Emitter Voltage (VCEO): 80 V (max)
- Current Transfer Ratio (CTR): 50% (min) at IF = 5 mA
- Operating Temperature Range: -55°C to +110°C
- Package Type: SO16 (Surface Mount)
Descriptions:
- The TLP291-4 consists of four independent photocouplers in a single package.
- Each channel includes a GaAs infrared LED optically coupled to a phototransistor.
- Designed for high-speed logic interfacing and noise isolation in digital circuits.
Features:
- High Isolation Voltage: 3750 Vrms ensures strong electrical isolation.
- Compact Design: Four channels in a single SO16 package save board space.
- Low Input Current: Operates efficiently with low driving current.
- Wide Operating Temperature: Suitable for industrial and automotive applications.
- Lead-Free & RoHS Compliant: Meets environmental standards.
This information is based solely on the manufacturer's datasheet for the TLP291-4.