The WL431 transistor serves as a voltage reference device, offering customizable output voltage similar to the TL431 regulator diode. With NPN polarity and robust specifications, including a maximum power dissipation of 125 W and a wide voltage range supporting up to 400 volts collector-base voltage, it ensures reliable performance across various applications.
MFI343S00176 is a signal communication codec chip designed for Apple's MFi (Made for iPhone/iPad/iPod) certified accessories. Manufactured by Microchip/Ampel, it comes in an XDFN8 package.