Surface mount power resistors can be classified into the following categories based on their functions:

Surface mount power resistors are important components in electronic components used to withstand and dissipate large amounts of heat to prevent overheating and damage. They can be classified into multiple types based on their functional characteristics and usage environment in different application fields. The following is a detailed introduction to the various types of surface mount power resistors you have listed:

Ordinary surface mount power amplifier resistor
This type of resistor is one of the most widely used surface mount resistors, typically used for power dissipation and current limiting in general circuits.
They have high stability and reliability, and are suitable for various electronic devices.
Ultra high power boost resistor
Specially designed to withstand high power and heat, typically used for special applications that require high power dissipation.
Equipped with heat sinks or special heat dissipation design to ensure stability and reliability under long-term high load operation.
Vehicle specification power up resistor
Specially designed for automotive electronic systems, compliant with automotive electronic reliability standards such as AEC-Q200.
It has the characteristics of high reliability, high precision, anti vibration, and high temperature resistance, and is suitable for various electronic systems in automobiles, such as battery management, motor control, etc.
Anti sulfurization power resistor
This type of resistor has been specially treated to resist the corrosion of sulfur-containing compounds such as hydrogen sulfide.
Mainly used in sulfur-containing environments such as petrochemicals and coal mining to protect electronic devices from damage.
It has high precision, high stability, and sulfur resistance, ensuring long-term reliability in harsh environments.
Surge resistant power boosting resistor
Also known as overvoltage protection resistor, it is used to protect circuits from overvoltage interference.
It has characteristics such as high resistance, low power, fast response, and high endurance.
When overvoltage occurs in the circuit, it can quickly reduce the voltage to a safe range, protecting other electronic components from damage.
Thin film power amplifier resistor
Made using thin film technology, it has the characteristics of high precision, low temperature coefficient, and good stability.
Suitable for applications that require high precision and low noise, such as precision measurement and control systems.
High voltage and high-power resistor
Designed for applications that can withstand high voltage and high power, such as high-voltage power supplies, high-voltage amplifiers, etc.
It has high working voltage, high stability, and high reliability, ensuring safe operation in high voltage environments.
Metal film high-power resistor
Made using metal film technology, it has high precision and low temperature coefficient.
Suitable for circuits that are sensitive to temperature changes and require high-precision resistance values.
Alloy high-power resistor
Made of special alloy materials, it has high thermal stability and good heat dissipation performance.
Usually used in high-power applications and high-temperature environments to ensure the stability and reliability of resistors.
In summary, different types of surface mount power resistors have their own unique functional characteristics and application scenarios. When selecting, it is necessary to choose the appropriate type of resistor based on specific application requirements and working environment.