## Overview of onsemi 2N6028RLRP

The onsemi 2N6028RLRP is a robust, high-performance silicon-controlled rectifier (SCR) designed for use in a wide range of power switching applications. SCRs are commonly used in systems requiring reliable high-speed switching, such as motor controls, power supplies, lighting controls, and other industrial applications. The 2N6028RLRP provides superior voltage and current handling capabilities, ensuring that it can operate efficiently in demanding environments.

This SCR is particularly well-suited for AC switching applications, including the control of AC motors, dimmers, and solid-state relays. The device is designed to handle high surge currents while maintaining low holding currents, ensuring reliable and efficient operation in a wide variety of systems.

## Key Features

1. High Surge Capability:
The 2N6028RLRP features a high surge current capability, enabling it to handle short-duration high-current pulses without failure. This makes it ideal for applications where large transient currents are expected, such as in motor control systems and power supplies.

2. Low Holding Current:
One of the distinguishing features of the 2N6028RLRP is its low holding current. This allows for efficient triggering and stable operation, reducing the risk of unintended switching events.

3. Voltage Ratings:
The SCR provides high voltage handling capabilities, making it suitable for use in both high-voltage AC and DC applications. It can withstand peak repetitive off-state voltages, ensuring reliable operation even under high-voltage conditions.

4. Gate Triggering:
The 2N6028RLRP can be triggered using a low gate current, which makes it easier to drive and interface with low-power control circuits such as microcontrollers and timers. This feature simplifies system design and reduces overall component complexity.

5. Fast Switching Speed:
This SCR has a fast switching time, which is crucial in applications that require rapid on/off switching cycles, such as in motor controllers and switching power supplies.

6. Compact Package:
The device is housed in a TO-220 package, which offers excellent heat dissipation properties. The TO-220 package is widely used in power electronic devices due to its ability to handle significant power while maintaining a small form factor suitable for dense designs.

7. RoHS Compliant:
The 2N6028RLRP is fully RoHS-compliant, meaning it adheres to environmental standards by being free from hazardous substances such as lead, cadmium, and mercury. This ensures it is suitable for use in environmentally-conscious applications.

## Specifications

* Repetitive Peak Off-State Voltage (VDRM): 400V
The 2N6028RLRP is capable of withstanding a repetitive peak off-state voltage of up to 400V, making it ideal for medium-voltage applications.

* Peak Gate Power (PGM): 2W
The device can handle a peak gate power of 2W, allowing it to be triggered by low-power gate drive circuits while ensuring reliable operation.

* On-State Current (IT(RMS)): 8A
The SCR can handle an on-state RMS current of up to 8A, making it suitable for a wide range of power control applications, from small motors to lighting systems.

* Surge Current Rating (ITSM): 100A
The 2N6028RLRP is designed to withstand large surge currents of up to 100A, which is crucial for applications where transient current spikes may occur, such as in motor start-up.

* Holding Current (IH): 5mA
The device has a low holding current of 5mA, which allows it to maintain stable conduction once it is triggered without requiring excessive current to keep it in the on-state.

* Trigger Current (IGT): 5mA (typical)
The typical gate trigger current required to turn the SCR on is 5mA, which enables easy interfacing with low-power logic or microcontroller circuits.

* Critical Rate of Rise of On-State Current (di/dt(c)): 25A/µs
The SCR can handle a fast rise in on-state current, allowing it to operate efficiently in applications that require rapid current switching.

* Thermal Resistance (Junction to Case): 3°C/W
The thermal resistance between the junction and the case is 3°C/W, providing excellent thermal dissipation and enabling the device to operate in high-power systems without overheating.

* Operating Junction Temperature (TJ): -40°C to +150°C
The 2N6028RLRP operates effectively across a wide temperature range, making it suitable for use in industrial and automotive applications that may be exposed to harsh environmental conditions.

* Storage Temperature (Tstg): -40°C to +150°C
This wide storage temperature range further emphasizes the robustness of the device, ensuring that it can withstand extreme temperature variations during transportation and storage.

* Package Type: TO-220
The device is packaged in the TO-220 form factor, a standard and compact package widely used in power semiconductors. This package provides efficient heat dissipation and is easily mounted on heatsinks for improved thermal management.

## Applications

* AC Motor Control:
The 2N6028RLRP is commonly used in AC motor control circuits, including variable speed drives and dimmer switches. Its high surge current capability and fast switching time make it ideal for controlling the power supplied to motors in HVAC systems, pumps, and fans.

* Solid-State Relays:
This SCR is well-suited for use in solid-state relay circuits, where it is used to switch AC power on and off with high reliability and fast response times. Solid-state relays are widely used in industrial automation and control systems.

* Lighting Control Systems:
The 2N6028RLRP can be used in lighting control applications, such as dimmer switches and stage lighting controllers. Its fast switching capabilities and high surge tolerance are perfect for adjusting light intensity in real-time.

* Power Supplies:
The SCR is also useful in power supply systems, particularly for controlling high-voltage and high-current switching. It is commonly used in regulated power supplies, where it ensures stable voltage output by controlling the power switch efficiently.

* Battery Charging Systems:
In battery charging applications, the 2N6028RLRP can be employed to regulate the charging current to the battery pack, ensuring that the voltage and current levels are within safe operating ranges.

## Conclusion

The onsemi 2N6028RLRP is a highly reliable and efficient silicon-controlled rectifier (SCR) that provides advanced power switching capabilities for a variety of industrial and consumer applications. With features such as high surge current handling, low holding current, fast switching times, and a robust package design, this SCR is ideal for use in AC motor control, lighting systems, power supplies, and solid-state relays. Its wide operating voltage range and low power consumption make it a versatile solution for both low-power and high-power applications in harsh environments.