Overview
The HMHA2801AR2 is a DC input phototransistor output optocoupler produced by onsemi. This component is part of the HMHA281 and HMHA2801 series, which feature a gallium arsenide infrared emitting diode driving a silicon phototransistor. It is packaged in a compact 4-pin mini-flat package, making it suitable for surface mount applications. The HMHA2801AR2 is designed to provide high isolation voltage and reliable performance in various electronic systems.
Key Specifications
| Parameter | Value |
|---|---|
| Isolation Voltage | 3750 Vrms |
| Output Type | NPN Phototransistor |
| Current Transfer Ratio - Min | 80% |
| Current Transfer Ratio - Max | 160% |
| Mounting Type | Surface Mount |
| Package / Case | 4-SOIC (0.173", 4.40mm Width), 4-Mini-Flat |
| Collector-Emitter Voltage | 80V |
| Collector Current | 50mA |
| VCE Saturation Voltage | 300mV @ 2mA, 10mA |
Key Features
- High isolation voltage of 3750 Vrms, ensuring electrical isolation between input and output.
- NPN phototransistor output for reliable switching and amplification.
- Compact 4-pin mini-flat package suitable for surface mount applications.
- Wide collector-emitter voltage range up to 80V.
- Low VCE saturation voltage for efficient operation.
Applications
The HMHA2801AR2 is versatile and can be used in a variety of applications, including:
- Industrial control systems requiring high isolation.
- Medical devices where electrical isolation is critical.
- Automotive systems for reliable signal transmission.
- Telecommunication equipment for signal isolation and amplification.
- General-purpose optocoupler applications in electronic circuits.
Q & A
- What is the isolation voltage of the HMHA2801AR2?
The isolation voltage of the HMHA2801AR2 is 3750 Vrms. - What type of output does the HMHA2801AR2 have?
The HMHA2801AR2 has an NPN phototransistor output. - What is the minimum current transfer ratio of the HMHA2801AR2?
The minimum current transfer ratio is 80%. - What is the maximum current transfer ratio of the HMHA2801AR2?
The maximum current transfer ratio is 160%. - What is the package type of the HMHA2801AR2?
The HMHA2801AR2 is packaged in a 4-pin mini-flat package. - What is the collector-emitter voltage range of the HMHA2801AR2?
The collector-emitter voltage range is up to 80V. - What is the VCE saturation voltage of the HMHA2801AR2?
The VCE saturation voltage is 300mV @ 2mA, 10mA. - Is the HMHA2801AR2 suitable for surface mount applications?
Yes, the HMHA2801AR2 is suitable for surface mount applications. - What are some common applications of the HMHA2801AR2?
The HMHA2801AR2 is used in industrial control systems, medical devices, automotive systems, telecommunication equipment, and general-purpose optocoupler applications. - Where can I find detailed specifications for the HMHA2801AR2?
Detailed specifications can be found on the datasheet available from sources like Mouser Electronics, Digi-Key, and the onsemi official website.
