Schottky rectifiers, also known as Schottky diodes, are electronic components used in power supplies and other circuits to convert AC power to DC power. They are popular due to their low forward voltage drop, high switching speed, and low reverse recovery time.

One important member of the STMicroelectronics Schottky rectifier family is the STTH1R02RL. In this article, we'll take a closer look at the power of this device and how it can be used in different applications.

Introduction to the STTH1R02RL Schottky Rectifier

The STTH1R02RL is part of the STPOWER Schottky rectifier family offered by STMicroelectronics. It is a low-voltage high-current rectifier diode with a reverse voltage rating of 20V and a forward current rating of 1A. The rectifier is housed in a compact STMiniDFN package that measures just 1.0 x 0.6mm.

Some of the key features of the STTH1R02RL include:

Low forward voltage drop of 0.47V at 1A

High switching speed of 35ns

Low reverse recovery time of 10ns

Wide operating temperature range of -65°C to 150°C

Applications of the STTH1R02RL Schottky Rectifier

Due to its small size and high performance, the STTH1R02RL can be used in a wide range of applications. Here are just a few examples:

Power Supplies

Schottky rectifiers are commonly used in power supplies because of their fast switching speeds and low forward voltage drop. These qualities make them ideal for applications where high efficiency is required. The STTH1R02RL can be used in various types of power supplies including AC/DC and DC/DC converters, battery chargers, and voltage regulators.

LED Lighting

The STTH1R02RL can also be used in LED lighting applications. LED lighting requires a constant current source to maintain brightness and avoid damaging the LED elements. Schottky rectifiers like the STTH1R02RL can be used in AC/DC and DC/DC LED drivers to efficiently convert the incoming power to a stable DC supply.

Switching Regulators

Another common use for Schottky rectifiers is in switching regulators. These regulators are used in many different circuits to step-down or step-up voltage levels. The STTH1R02RL can be used in DC/DC switching regulators due to its fast switching speeds and low forward voltage drop.

Advantages of the STTH1R02RL Schottky Rectifier

The STTH1R02RL has several advantages over other rectifiers. Here are just a few:

Low Forward Voltage Drop

The low forward voltage drop of the STTH1R02RL means that it will generate less heat than other rectifier diodes. This is especially important in power supplies where heat can be a major issue.

High Switching Speed

The high switching speed of the STTH1R02RL makes it ideal for applications where fast switching times are required. This is especially useful in switching regulators and other circuits where efficiency is important.

Small Package Size

The compact size of the STTH1R02RL makes it ideal for applications where space is limited. This is especially true in portable electronics where small size is crucial.

Conclusion

The STTH1R02RL is a high-performance Schottky rectifier that has many advantages over other rectifiers. Its low forward voltage drop, high switching speed, and small package size make it ideal for a wide range of applications. Whether you are designing a power supply, LED driver, or switching regulator, the STTH1R02RL is a great option to consider.