PVT322 Overview
The PVT322 is a robust solid-state relay designed for use in demanding industrial and automation applications. Featuring a compact package and reliable switching characteristics, this device enables efficient and safe control of AC and DC loads. Its optically isolated design ensures superior noise immunity and galvanic isolation, making it ideal for sensitive control systems. The PVT322 offers a cost-effective, maintenance-free alternative to mechanical relays, supporting improved system longevity and reduced downtime. For more information or to source this component, visit IC Manufacturer.
PVT322 Technical Specifications
| Parameter | Value |
|---|---|
| Relay Type | Solid State Relay (SSR) |
| Control Signal Isolation | Optical (Photovoltaic) |
| Output Configuration | 2-Form-A (Normally Open, DPST) |
| Load Voltage | Up to 350V (as per device class) |
| Load Current | 120mA (per channel) |
| Input Control Voltage | 3V to 5V typical |
| Isolation Voltage | 3750 Vrms (input-output) |
| Package | SOP-8 |
| Channels | Dual (2 channels per device) |
PVT322 Key Features
- Optically isolated solid-state switching enables high immunity to electrical noise, ensuring reliable operation in electrically harsh environments.
- Dual-channel (2-Form-A) configuration supports simultaneous control of two independent loads, boosting overall system integration.
- Low input drive current allows direct interfacing with low-power logic circuits, reducing the need for additional drive components and simplifying PCB layout.
- The SOP-8 surface-mount package minimizes board space requirements and facilitates automated assembly processes.
PVT322 Advantages vs Typical Alternatives
This dual-channel solid-state relay outperforms traditional electromechanical options by eliminating moving parts, thereby reducing wear and extending operational life. Its optical isolation delivers superior protection against voltage spikes and transients, while the compact SOP-8 package enhances integration in modern, space-constrained designs. The PVT322 also offers consistent switching performance with minimal power consumption, making it ideal for reliable and efficient circuit control.
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Typical Applications
- Industrial automation control systems requiring reliable, noise-immune load switching for sensors, actuators, or solenoids. Its dual-channel design streamlines complex control architectures and supports high channel density.
- Data acquisition modules, where safe isolation and compact footprint are critical for signal integrity and PCB layout efficiency.
- Building management systems, including HVAC and security panels, benefiting from robust switching without mechanical wear or audible relay noise.
- Test and measurement equipment, supporting safe, isolated switching of signals or loads with minimal PCB real estate requirements.
PVT322 Brand Info
The PVT322 is produced by a leading IC manufacturer, renowned for delivering reliable and innovative solid-state switching solutions. This device exemplifies the brand’s commitment to quality, integrating advanced optically isolated technology within a compact, dual-channel package. It is engineered for demanding environments, providing OEMs and system integrators with a dependable choice for modern electronic control systems.
FAQ
What type of isolation does the PVT322 provide?
This device utilizes optical (photovoltaic) isolation between the input and output, ensuring high immunity to electrical noise and protecting control circuits from transients and surges commonly found in industrial environments.
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How many channels does the PVT322 support in a single package?
The device offers two independent channels in a single SOP-8 surface-mount package, allowing users to control two separate load circuits simultaneously and increase system functional density.
What is the typical load voltage and current capability?
Each channel can handle load voltages up to 350V and a maximum load current of 120mA. This makes it suitable for various low- to moderate-power switching applications in industrial and commercial equipment.
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Why choose a solid-state relay over a mechanical relay for automation?
Solid-state relays, like this model, have no moving parts, resulting in longer operational life, faster switching speeds, and silent operation. Additionally, their optical isolation provides enhanced safety and system reliability.
Is the PVT322 suitable for use with low-voltage logic circuits?
Yes, the device features a low input drive voltage, typically compatible with standard 3V to 5V logic signals. This allows direct interfacing with microcontrollers, PLCs, or digital logic without additional interface circuitry.