31DF4

Part points

• The 31DF4 chip is a flash memory chip used for storing data in electronic devices such as smartphones, laptops, and digital cameras. It offers fast read and write speeds, high storage capacity, and low power consumption. This chip is commonly used in consumer electronics for applications that require high-speed data storage and retrieval.

• Equivalent

  Some equivalent products of the 31DF4 chip include the 1N5822, 1N5821, and 1N5819. These are all Schottky barrier diodes with similar characteristics and performance to the 31DF4 chip.

• Features

  1. Fast Recovery Diode 2. Low forward voltage drop 3. High surge current capability 4. High reliability 5. Electrically isolated base 6. RoHS compliant 7. AEC-Q101 qualified for automotive applications

• Pinout

  The 31DF4 is a rectifier diode with a pin count of 2. Pin 1 is the anode and Pin 2 is the cathode. Its function is to allow current to flow in one direction only, making it ideal for converting alternating current to direct current in power supply circuits.

• Manufacturer

  The 31DF4 is manufactured by Vishay Intertechnology, a global semiconductor and electronic components company. Vishay specializes in discrete semiconductors (such as diodes and transistors), passive components (like resistors and capacitors), and integrated circuits. Established in 1962, Vishay serves various industries including automotive, telecommunications, consumer electronics, and industrial applications.

• Application Field

  The 31DF4 is commonly used in rectifying and freewheeling applications in power supplies, battery chargers, and motor control circuits. It is also used in flyback, boost, and buck-boost converters, as well as in general purpose switching applications where a high-speed diode with low forward voltage drop is required.

• Package

  The 31DF4 chip is a surface mount diode package with a DO-214AA (SMB) form. It has a size of 4.1mm x 2.1mm x 1.5mm.