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onsemi DC Input Phototransistor Output Surface Mount Optocoupler 4-Pin MFP HMHA281R2
Specifications
| Country of Origin | India |
|---|---|
| Brand | onsemi |
| Model | HMHA281R2 |
| Packaging | Tape & Reel |
| Mount Type | Surface |
| Output type | Phototransistor |
| Series | HMHA |
| Maximum Operating Temperature | 100°C |
| Package Type | MFP |
| Minimum Operating Temperature | -55°C |
| Maximum input current | 50mA |
| Number Of Channels | 1 |
| Standards/Approvals | UL, EN, IEC |
| Maximum Forward Voltage | 1.3V |
| Number of Pins | 4 |
| Input Current Type | DC |
| Typical Rise Time | 3μs |
| Maximum Current Transfer Ratio | 600% |
| Minimum Current Transfer Ratio | 50% |
Key Features
- Featuring a 1.3V maximum forward voltage for efficient performance.
- Designed with a single channel and 4 pins for compact integration.
- Typical rise and fall time of 3 microseconds ensuring fast signal response.
- Supports maximum input current of 50mA and maximum operating temperature up to 100°C.
- Offers a maximum current transfer ratio of 600% and minimum current transfer ratio of 50% for reliable switching.
- Complies with UL, EN, and IEC standards ensuring quality and safety.
- Packaged in Tape & Reel for automated assembly applications.
Product Description
onsemi HMHA281R2 is a DC input optocoupler featuring a phototransistor output, designed for surface mounting with a 4-pin Mini Flat Package (MFP). It operates reliably with a maximum forward voltage of 1.3V and supports a maximum input current of 50mA. This optocoupler is characterized by fast switching times, with typical rise and fall times of 3 microseconds, making it suitable for a variety of electronic isolation applications.
The device is built for compact and efficient circuit design, featuring a single channel and 4 pins, which optimizes board space usage. Its maximum current transfer ratio of 600% ensures effective signal transmission and isolation, while maintaining low power consumption. The HMHA281R2 supports a wide operating temperature range from -55°C to 100°C, making it suitable for industrial and commercial electronic systems.
Manufactured in compliance with UL, EN, and IEC standards, this optocoupler guarantees safety and reliability in demanding electronic environments. The component is delivered in Tape & Reel packaging, facilitating high-volume automated pick-and-place assembly processes. Its surface mount configuration allows easy integration into modern PCB designs.
Typical applications for the onsemi HMHA281R2 include power supply isolation, signal isolation in industrial controls, communication systems, and instrumentation electronics. The device effectively prevents high voltages from damaging sensitive parts of a circuit by providing electrical isolation while faithfully transmitting signals.
Incorporates fast phototransistor output for precise signal transmission. Compact 4-pin Mini Flat Package supports surface mount assembly. Wide operating temperature from -55°C to 100°C ensures versatility. High current transfer ratio enhances switching performance.
Compliant with major international safety standards. Delivered in Tape & Reel packaging for automated manufacturing. Suitable for industrial automation, instrumentation, and communication systems. Explore more onsemi electronic components and Optocouplers on EnvMart to meet various industrial and laboratory needs, ensuring quality and precision for your projects.
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Frequently Asked Questions
The maximum input current for the HMHA281R2 is 50mA.
This model operates within a temperature range of -55°C to 100°C.
The typical rise and fall time for this optocoupler is 3 microseconds.
The maximum forward voltage for the HMHA281R2 is 1.3V.
This model features a single channel.
The maximum current transfer ratio is 600%, while the minimum is 50%.
It provides a phototransistor output.
The optocoupler is packaged in Tape & Reel format for automated assembly applications.
It complies with UL, EN, and IEC standards, ensuring quality and safety.
This model is designed for surface mounting.
The HMHA281R2 has 4 pins.
The country of origin for this optocoupler is India.
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