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IR21814SPBF from IR,International Rectifier

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IR21814SPBF

Manufacturer: IR

HIGH AND LOW SIDE DRIVER

Partnumber Manufacturer Quantity Availability
IR21814SPBF IR 1644 In Stock

Description and Introduction

HIGH AND LOW SIDE DRIVER The **IR21814SPBF** from International Rectifier is a high-performance, high-voltage gate driver IC designed for power MOSFET and IGBT applications. This component integrates advanced features to enhance switching efficiency and reliability in high-power circuits, making it suitable for motor drives, inverters, and industrial power systems.  

With a floating channel design, the IR21814SPBF can drive both high-side and low-side switches independently, supporting voltages up to 600V. Its robust architecture includes under-voltage lockout (UVLO) protection and a built-in dead-time control to prevent shoot-through currents, ensuring safe operation. The driver also features a fast propagation delay and high peak output current, enabling precise switching in demanding applications.  

Packaged in an industry-standard SOIC-8 form factor, the IR21814SPBF offers a compact and thermally efficient solution. Its compatibility with logic-level inputs simplifies interfacing with microcontrollers and PWM controllers. Engineers favor this driver for its ability to reduce system complexity while maintaining high performance in high-voltage environments.  

For designers seeking a reliable gate driver with strong protection features and efficient switching capabilities, the IR21814SPBF presents a well-balanced solution for modern power electronics.

Application Scenarios & Design Considerations

HIGH AND LOW SIDE DRIVER

Alternative Part Number

  • FAN7842MX --: High-side and low-side gate driver in SOIC-8 with similar 600V rating and logic input compatibility, direct functional replacement for half-bridge driving.
  • L6387ED --: High-voltage half-bridge gate driver in SOIC-8 with matched drive capability and bootstrap operation, suitable drop-in alternative.
  • IRS21814SPBF --: Same functional family from the successor brand with identical pinout and specifications, reliable second-source option.

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