MC33375ST-3.3T3

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

The MC33375ST-3.3T3 is a simple and reliable voltage regulator from the Linear PMIC - Voltage Regulators family. It is designed to maintain a constant output voltage regardless of any external noise, while also maintaining a good tolerance to a wide range of input voltages and temperatures. The device is also able to provide reverse polarity protection and current limiting protection, making it suitable for use in automotive applications and other highly demanding electronic products. The MC33375ST-3.3T3 is a 78XX-family linear regulator, which means it is capable of providing a stable voltage output through employing a difference amplifier and two transistors operating in series between the input and output. Its output voltage range can be adjusted accurately from 2.7V to 24V, and its internal current limiting is adjustable from 0.45A to 2A.

The MC33375ST-3.3T3 provides a wide range of application fields, including integrated circuits, microwave ovens, video recorders, television sets, air conditioners, computers, and automotive electronics. In addition, it is suitable for applications that require small current and low power consumption, such as small electronic devices, electronic toys, and portable electronic devices. The device also has the capability to provide reverse polarity protection, making it ideal for use in power supply systems. Furthermore, its small size and low cost make it an attractive option for high-volume production products.

The MC33375ST-3.3T3 employs a Zener diode to provide reverse polarity protection. This protection ensures that the output voltage is maintained even when the input voltage is reversed, preventing any damage to other components in the system. The internal current limit of the regulator maintains a constant current flow through the device, preventing overloads and short circuits from occurring. Furthermore, the device features a thermal shutdown mode, which shuts down the output when the temperature of the device reaches a certain point, ensuring the device is not damaged by prolonged use.

In terms of its working principle, the MC33375ST-3.3T3 provides a relatively simple mechanism for regulating the output voltage. It is composed of an adjustable difference amplifier, two transistors operating in series between the input and output, and a Zener diode. The difference amplifier detects the output voltage and adjusts the base-emitter voltage of the transistors in accordance with the voltage difference between the output and feedback. By doing this, it ensures the output voltage is kept within the desired range. The Zener diode is used to provide reverse polarity protection and low power consumption.

Overall, the MC33375ST-3.3T3 is a versatile and reliable voltage regulator, suitable for a range of applications in automotive, electronic, and other highly demanding applications. Its small size, low cost, and reverse polarity protection make it an attractive option for high-volume production products. Its linear regulation system is easy to understand and simple to operate, and its wide input voltage and temperature range provide greater flexibility. Its internal current limiting is adjustable from 0.45A to 2A, ensuring it is suitable for providing a stable voltage output even in high-load situations. In short, the MC33375ST-3.3T3 is a great choice for those looking for a reliable and cost-effective voltage regulator for their next project.

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