SG137K-883B

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

SG137K-883B is a voltage regulator developed by Sionyx for a wide range of applications. It is categorized as a PMIC (power management integrated circuit), and more specifically, falls into the classification of linear voltage regulators. This article discusses what a linear voltage regulator is, describes the application field and working principle of the SG137K-883B and explains how it works.

Linear voltage regulators are common components used in electronic circuits to maintain a constant voltage output at all times while providing electrical isolation. They are designed to regulate a wide range of input voltages and have a high efficiency rating. A linear voltage regulator works by providing current or voltage regulation to regulate its output to a reference voltage level. This is achieved by monitoring the voltage drop across a series of resistors in the circuit, which is known as the output voltage reference.

The SG137K-883B is a linear voltage regulator that can be used in numerous applications. It is designed to provide a steady output voltage of 8.3V and can be used with a wide range of input voltages from 1.5V to 10V. In addition, it has a high efficiency rating of 95%, meaning it consumes less energy than other linear voltage regulators. The SG137K-883B is suitable for use in a variety of applications including medical devices, wearable electronics, and personal communication devices as well as many other applications.

The working principle of the SG137K-883B is based on the principle of linear voltage regulation. This is accomplished by employing a shunt regulator to monitor the output voltage of the device. A shunt regulator is a voltage-variable series device which is connected in parallel to the load and regulated by a local or remote reference signal. This regulator compares the output voltage of the device to the reference signal and provides a current to compensate any deviations. The shunt regulator limits the current flow in the output and thus, maintains the desired output voltage.

The SG137K-883B also integrates an internal MOSFET switch which is used to regulate the output voltage. When the output voltage rises above the reference voltage, the shunt regulator will provide a current to decrease the output voltage. Conversely, when the output voltage falls below the reference voltage, the MOSFET switch will provide a current to increase the output voltage. This allows the efficient regulation of the output voltage to the desired value.

In addition to current or voltage regulation, the SG137K-883B also has several other features such as over-voltage protection, short-circuit protection, and thermal shutdown protection. These features provide additional safety and stability in high-voltage applications. The SG137K-883B also has a low quiescent current, high ripple rejection, and low power dissipation, making it an ideal choice for applications where power efficiency is critical.

In conclusion, the SG137K-883B is a linear voltage regulator that offers a high efficiency rating and a low quiescent current. It has a wide range of applications and can be used in a variety of power-sensitive applications. The SG137K-883B utilizes the principle of linear voltage regulation in order to regulate the amplifier’s output voltage to the desired level. It also offers several features including over-voltage protection, short-circuit protection, and thermal shutdown protection to ensure the safety of the circuit. This makes the SG137K-883B an ideal choice for applications requiring a reliable and efficient voltage regulator.

The specific data is subject to PDF, and the above content is for reference