Onsemi MC7812BDTRKG

The Onsemi MC7812BDTRKG is a linear voltage regulator that provides a stable output voltage of 12V. It is designed to offer a maximum current load of 1.0A. The device features built-in overcurrent protection, thermal shutdown, and a voltage dropout characteristic that makes it suitable for various applications in electronics where voltage regulation is essential. Functions - Voltage Regulation: Provides a fixed 12V output. - Current Limit Protection: Prevents damage from excessive current draw. - Thermal Shutdown: Protects the device from overheating. - Low Dropout Voltage: Enables the regulator to maintain output voltage with minimal input-output voltage difference. Applications - Power Supply Circuits: Used in power supply designs to regulate voltage for electronic devices. - Consumer Electronics: Commonly utilized in audio equipment, televisions, and home appliances. - Industrial Equipment: Employed in control systems where stable voltage is critical. - Computers: Can be used in low-power computer peripherals and networking devices. - Automotive Applications: Applied in automotive electronics for voltage regulation. Alternative Parts Some suitable alternatives to the MC7812BDTRKG include: - LM7812: A similar linear voltage regulator with the same output voltage and rating. - L78S12: Another fixed voltage regulator with a slightly higher maximum current rating. - LM317: An adjustable voltage regulator that can provide a range of output voltages (not fixed like MC7812). Embedded Modules There are various development boards and modules available that utilize similar voltage regulators, including: - Arduino power supply shields: Equipped with LM7812 or equivalent regulators for powering the Arduino boards. - Raspberry Pi power management hats: That can use linear regulators like the MC7812 in their design for off-board devices. Related Q&A Q1: What is the maximum current output of the Onsemi MC7812BDTRKG? A1: The maximum current output of the MC7812BDTRKG is 1.0A. Q2: What is the typical dropout voltage for the MC7812BDTRKG regulator? A2: The typical dropout voltage for the MC7812BDTRKG is around 2V, meaning it requires an input voltage of at least 14V to maintain the 12V output at maximum current. Q3: Can the MC7812BDTRKG be used in automotive applications? A3: Yes, the MC7812BDTRKG can be used in automotive applications; however, it’s important to ensure that it can handle the environmental conditions and supply needs of the specific application. Q4: What protections does the MC7812BDTRKG include? A4: The MC7812BDTRKG includes overcurrent protection and thermal shutdown features to safeguard against excessive current and overheating. Q5: Are there any modules available that embody the MC7812BDTRKG? A5: Yes, several development boards and modular designs use similar linear regulators, including those for powering microcontrollers like Arduino and Raspberry Pi.