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Toshiba DC Input 4-Channel Surface Mount Phototransistor Output Optocoupler 16-Pin SOIC TLP291-4(E(T
Specifications
| Country of Origin | Thailand |
|---|---|
| Brand | Toshiba |
| Model | TLP291-4(E(T |
| Mount Type | Surface |
| Output type | Phototransistor |
| Series | TLP 291-4 |
| Maximum Operating Temperature | 110°C |
| Package Type | SOIC |
| Minimum Operating Temperature | -55°C |
| Maximum input current | 50mA |
| Number Of Channels | 4 |
| Standards/Approvals | CSA, EN, UL |
| Maximum Forward Voltage | 1.4V |
| Number of Pins | 16 |
| Input Current Type | DC |
| Typical Rise Time | 2μs |
| Maximum Current Transfer Ratio | 4% |
| Typical Fall Time | 3μs |
| Minimum Current Transfer Ratio | 50% |
Key Features
- Features four channels for multiplexed optical isolation.
- Surface mount type designed for compact PCB integration.
- Typical rise time of 2 microseconds ensures fast switching.
- Operates with a maximum forward voltage of 1.4V for efficient input drive.
- Can function in extreme temperatures from -55°C to 110°C.
- Maximum input current rated at 50mA for robust operation.
- Offers a wide isolation voltage of 2.5kVrms to prevent electrical noise interference.
- Conforms to CSA, EN, and UL standards for safety and quality assurance.
Product Description
Toshiba TLP291-4(E(T is a DC input 4-channel optocoupler featuring phototransistor outputs housed in a surface mount 16-pin SOIC package. It provides reliable optical isolation for signals and is suitable for precise switching and signal transfer in industrial and electronic control applications.
This optocoupler supports rapid switching with a typical rise time of 2 microseconds and a fall time of 3 microseconds, making it ideal for fast-response circuits. The device operates efficiently with a maximum forward input voltage of 1.4V and can handle a maximum input current of 50mA.
The optocoupler ensures high isolation withstanding voltages up to 2.5kVrms, protecting sensitive electronics from high voltages and electrical noise. It remains operational across a wide temperature range from -55°C to 110°C, enabling use in harsh environments.
Compliant with safety standards such as CSA, EN, and UL, this device guarantees high quality and reliability for industrial, laboratory, manufacturing, and automation systems. Four independent channels support multiplex applications.
Surface mount 16-pin SOIC package offers compact footprint. Suitable for industrial power control and signal isolation. High isolation voltage for safety and noise immunity. Wide temperature range accommodates diverse operating conditions.
High current transfer ratio ensures efficient signal transmission. Meets multiple international standards for compliance and safety. Robust design supports long-term durability in industrial use.
For professionals requiring reliable optical isolation in electronics, Toshiba's TLP291-4(E(T series offers excellent performance and durability. Explore more Optocouplers and advanced electronic components at EnvMart for demanding industrial and commercial applications.
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Frequently Asked Questions
The maximum operating temperature of this model is 110°C.
It features four independent channels for multiplex applications.
The typical rise time is 2 microseconds, enabling fast switching capabilities.
This model can handle a maximum input current of 50mA.
It provides phototransistor outputs, suitable for optical isolation.
The maximum forward voltage is 1.4V, which allows for efficient input drive.
The optocoupler comes in a 16-pin SOIC package, designed for surface mounting.
It operates effectively in a temperature range from -55°C to 110°C.
This model conforms to CSA, EN, and UL standards for safety and quality assurance.
The typical fall time for this optocoupler is 3 microseconds.
It offers a wide isolation voltage of 2.5kVrms to prevent electrical noise interference.
The minimum current transfer ratio is 50%, ensuring efficient signal transmission.
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