PVT322S-TPBF Overview
The PVT322S-TPBF is a solid state relay (SSR) that offers optically isolated switching performance in a compact, surface-mount package. Designed for reliable on/off control of AC or DC loads, it leverages MOSFET output technology to ensure efficient, low-leakage operation and minimal power dissipation. This device is ideal for applications requiring high input-output isolation, silent operation, and long-term durability. It is commonly used in industrial control, test and measurement, and automated systems where dependable, maintenance-free switching is essential. For additional details, visit the IC Manufacturer.
PVT322S-TPBF Technical Specifications
| Parameter | Value |
|---|---|
| Relay Type | Solid State Relay (SSR) |
| Output Type | MOSFET |
| Isolation Voltage | 3750 Vrms |
| Load Voltage (Max) | 350V |
| Load Current (Max) | 120 mA |
| Input Control Voltage | 1.2V (typical) |
| On-State Resistance (Max) | 30 Ohm |
| Mounting Type | Surface Mount (SMD-6) |
| Operating Temperature Range | -40??C to +85??C |
PVT322S-TPBF Key Features
- Optical Isolation: Offers a high level of isolation (3750 Vrms) between input and output, providing enhanced safety and signal integrity in electrically noisy environments.
- Low On-State Resistance: The device??s maximum on-state resistance of 30 Ohm ensures efficient power transfer and minimal voltage drop across the relay, improving energy efficiency in system designs.
- Compact Surface-Mount Package: Its SMD-6 form factor supports automated assembly, reducing board space requirements and facilitating high-density PCB layouts.
- MOSFET Output: Utilizes MOSFET technology for silent, arc-free switching and increased reliability compared to mechanical relays.
- Wide Operating Temperature: Capable of functioning from -40??C to +85??C, making it suitable for demanding industrial and commercial applications.
PVT322S-TPBF Advantages vs Typical Alternatives
This solid state relay offers significant advantages over conventional electromechanical relays by delivering higher reliability, silent operation, and longer service life due to the absence of moving parts. Its optical isolation and MOSFET output provide superior switching speed and noise immunity. The compact SMD-6 package enables efficient integration in space-constrained designs, while low on-state resistance minimizes power loss and heat generation, enhancing overall system performance.
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Typical Applications
- Industrial Automation: Used for controlling high-voltage loads with logic-level signals, the relay??s optical isolation ensures safe operation in motor drives, process controls, and PLC systems.
- Test and Measurement Equipment: Enables precise, low-leakage switching of test signals, improving accuracy and protecting sensitive measurement circuitry from transient spikes.
- Telecommunications Systems: Suitable for signal routing and line switching, the MOSFET output ensures fast response and eliminates mechanical wear, reducing maintenance costs.
- Building Automation: Integrates seamlessly into HVAC, lighting, and access control systems, providing reliable, virtually silent switching for improved end-user experience.
PVT322S-TPBF Brand Info
The PVT322S-TPBF is manufactured by a reputable supplier known for high-quality optoelectronic and solid state switching solutions. This relay is engineered to meet demanding industrial and commercial requirements, combining robust isolation, MOSFET output performance, and reliable surface-mount construction. It is trusted by engineers seeking compact, maintenance-free relays for sensitive control and signal switching applications.
FAQ
What are the main advantages of using this relay in industrial control systems?
The device provides optical isolation and arc-free MOSFET switching, ensuring high reliability, safety, and silent operation in automated environments. Its surface-mount design allows for compact layouts and simplified assembly, making it ideal for modern control systems.
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How does the isolation voltage benefit sensitive applications?
With an isolation voltage of 3750 Vrms, this relay effectively separates control and load circuits. This protects low-voltage logic components from high-voltage transients and electrical noise, enhancing equipment safety and reducing the risk of signal interference.
Can this device handle both AC and DC loads?
Yes, the relay??s MOSFET output makes it suitable for switching both AC and DC loads within its rated voltage and current limits. This flexibility supports a wide range of applications in industrial and commercial sectors.
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What is the maximum load current supported?
The device supports a maximum load current of 120 mA. It??s essential to ensure that the connected load does not exceed this value for reliable, long-term operation in your design.
Is the relay suitable for automated, high-density PCB assembly?
Absolutely. The surface-mount SMD-6 package is optimized for automated pick-and-place processes and is well-suited for high-density printed circuit board designs, saving valuable space and manufacturing time.



