PVT312L Overview
The PVT312L is a high-performance solid state relay designed for reliable switching in demanding industrial and electronic systems. Engineered with an optically isolated MOSFET output, this device provides efficient electrical isolation and robust control of AC or DC loads. Its surface-mount package and low trigger current simplify integration in compact PCBs and automated assemblies. With a focus on long operational life, reduced electromagnetic interference, and stable switching, the PVT312L is a proven solution for modern automation, instrumentation, and signal control. For more details, visit IC Manufacturer.
PVT312L 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 turn-on) |
| Input Trigger Current | 3 mA (typical) |
| On-State Resistance (max) | 30 ?? |
| Package | SOP-4 |
| Operating Temperature Range | -40??C to +85??C |
PVT312L Key Features
- Optically isolated output ensures high voltage separation between input and load, enhancing safety and protecting control circuitry.
- Low input trigger current minimizes power consumption in control circuits, making it suitable for battery-powered and energy-sensitive applications.
- Solid state MOSFET output delivers silent, bounce-free switching and improves reliability over mechanical relays.
- Compact SOP-4 surface-mount package supports high-density PCB layouts and automated assembly processes.
PVT312L Advantages vs Typical Alternatives
Compared to conventional mechanical relays, the PVT312L excels in reliability, silent operation, and extended lifecycle due to its solid state design. Its optically isolated MOSFET output provides superior electrical isolation and faster response times, reducing the risk of contact wear, arcing, or mechanical failure. The low trigger current and compact package further enable efficient integration in modern electronics.
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Typical Applications
- Industrial automation systems: Used for electrically isolated switching of sensors, actuators, and low-power control elements to improve safety and signal integrity in factory or process automation.
- Data acquisition and instrumentation: Ideal for multiplexing, signal routing, and channel selection where low crosstalk and high isolation are critical.
- Telecommunications equipment: Provides reliable line switching, circuit protection, and load control in network infrastructure devices.
- Security and alarm systems: Enables silent, dependable switching of triggering circuits and notification devices to minimize maintenance and false alarms.
PVT312L Brand Info
The PVT312L is manufactured by a leading supplier specializing in advanced optoelectronic and solid state relay technology. This device is part of a family known for high reliability, compact design, and straightforward integration into a wide range of industrial and electronic applications. Its robust isolation and efficient switching performance make it a trusted choice among engineers seeking dependable solid state relay solutions.
FAQ
What are the main benefits of using the PVT312L over a conventional mechanical relay?
The primary advantages include silent operation, higher reliability due to the absence of moving parts, and longer operational life. Optical isolation also improves protection for sensitive control circuits, reducing maintenance requirements and downtime in industrial systems.
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How does the PVT312L achieve electrical isolation between input and output?
This device uses an internal optocoupler to provide galvanic isolation. The input LED activates a photosensitive element that drives the MOSFET output, ensuring that signals and voltages remain separated and enhancing system safety.
Can the PVT312L be used for both AC and DC load switching?
Yes, the MOSFET output structure allows it to control both AC and DC loads within the specified voltage and current ratings. This versatility makes it suitable for a broad range of switching applications across different system types.
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What PCB mounting format is supported by the PVT312L?
The relay is supplied in a SOP-4 surface-mount package, which is compatible with automated pick-and-place assembly and enables use in compact, high-density circuit board layouts commonly required in modern electronics.
Is the PVT312L suitable for low-power control circuits or battery-powered devices?
Yes, the low input trigger current requirement (as low as 3 mA typical) means it can be operated efficiently from low-power control sources, making it an excellent choice for portable, battery-operated, or energy-sensitive electronic systems.