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IR53HD420

The driver is suitable for applications requiring high side switching control

Inventory:5,713

  • 90-day after-sales guarantee
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Submit your quote request for IR53HD420 using this form.You can also reach us via email at Email: [email protected], and we will respond within 12 hours.

Overview of IR53HD420

The IR53HD420 is a high-efficiency synchronous rectified buck MOSFET driver IC designed for use in DC-DC converter applications. It integrates high- and low-side MOSFET drivers to control the synchronous rectification of the buck converter, minimizing power losses and improving overall efficiency.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VIN: Input voltage
  • VCC: Driver supply voltage
  • BOOT: High-side gate driver bootstrap supply
  • HO: High-side gate driver output
  • LO: Low-side gate driver output
  • PVCC: Power supply for the internal circuitry
  • GND: Ground connection
  • COMP: Compensation pin for control loop
  • SS/TR: Soft-start/Tracking input
  • FREQ: Frequency selection input
  • PGND: Power ground
  • NC: No connection

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the IR53HD420 IC for a visual representation.

Key Features

  • Synchronous Rectification: Enables efficient control of synchronous rectification in buck converters, reducing power losses.
  • High-Side and Low-Side Drivers: Integrates both high- and low-side MOSFET drivers for synchronous operation.
  • High Efficiency: Improves overall efficiency of DC-DC converters by minimizing switching losses.
  • Adjustable Frequency: Provides flexibility with frequency selection input for optimized performance.
  • Bootstrap Supply: Includes a bootstrap supply for the high-side gate driver, simplifying the drive circuit design.

Note: For detailed technical specifications, please refer to the IR53HD420 datasheet.

Application

  • DC-DC Converters: Ideal for use in synchronous buck converters for efficient power conversion.
  • Power Supplies: Suitable for high-efficiency power supply designs, including voltage regulator modules and point-of-load converters.
  • Renewable Energy Systems: Used in DC-DC converters for renewable energy systems such as solar power applications.

Functionality

The IR53HD420 is designed to efficiently control synchronous rectification in buck converters, leading to reduced power losses and improved overall efficiency in various power conversion applications.

Usage Guide

  • Input Voltage: Connect VIN (Pin 1) to the input voltage source.
  • Driver Supply: Provide VCC (Pin 2) with the driver supply voltage for proper operation.
  • Gate Driver Connections: Connect the HO (Pin 4) and LO (Pin 5) outputs to the corresponding MOSFET gates for synchronous rectification control.
  • Bootstrap Design: Implement the bootstrap supply connection for the high-side gate driver using the BOOT (Pin 3) pin.

Frequently Asked Questions

Q: What is the function of the COMP pin in the IR53HD420?
A: The COMP pin is used for compensation of the control loop in the buck converter application, ensuring stability and proper regulation.

Q: Can the IR53HD420 be used for high-frequency applications?
A: Yes, the IR53HD420 offers frequency selection flexibility, making it suitable for high-frequency operation in DC-DC converters.

Equivalent

For similar functionalities, consider these alternatives to the IR53HD420:

  • IR11688S: This is a synchronous buck MOSFET driver IC with comparable features and performance characteristics to the IR53HD420.
  • LT1167: A high-efficiency synchronous rectified buck MOSFET driver IC from Analog Devices, offering similar functionality in power conversion applications.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

ECCN (US) EAR99 Part Status Obsolete
Automotive No PPAP No
Driver Type High Side Driver Configuration Inverting|Non-Inverting
Bridge Type Half Bridge Number of Drivers 1
Number of Outputs 1 Maximum Operating Frequency (kHz) 106
Maximum Operating Supply Voltage (V) 500 Maximum Supply Current (mA) 5
Typical Input Low Threshold Voltage (V) 8 Typical Input High Threshold Voltage (V) 9
Maximum Power Dissipation (mW) 2000 Minimum Operating Temperature (°C) -40
Maximum Operating Temperature (°C) 125 Mounting Through Hole
Package Height 6.6(Max) Package Width 3.68(Max)
Package Length 23.11(Max) PCB changed 7
Standard Package Name SIP Supplier Package SIP
Pin Count 7 Lead Shape Through Hole

Warranty & Returns

Warranty, Returns, and Additional Information

  • QA & Return Policy ?

    Parts Quality Guarantee: 365 days

    Returns for refund: within 90 days

    Returns for Exchange: within 90 days

  • Shipping and Package ?

    Shipping:For example, FedEx, JP, UPS, DHL,SAGAWA, or YTC.

    Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.

  • Payment ?

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    If you have specific payment channel preferences or requirements, please get in touch with our sales team for assistance.

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IR53HD420

The driver is suitable for applications requiring high side switching control

Inventory:

5,713
Overview of IR53HD420 Specifications Warranty & Returns Similar Products Popular Products

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After Sales Service

What after-sales service can be provided?

We provide an extended quality assurance period of 365 days for all components we offer. If a return or exchange becomes essential, kindly adhere to these guidelines:

·Initiate the request within 90 days after the item's shipment date.

·Coordinate the return or exchange with our team.

·Keep the items in their original condition as delivered.

·Please be aware that the feasibility of returning or exchanging items is contingent upon an evaluation of their actual state upon return.

Shipping

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We usually send out our orders during business days using FedEx, SF, UPS, or DHL. We're also here to assist with alternative shipping options. Should you require additional information about shipping particulars or expenses, please don't hesitate to get in touch with us.

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Package

How to ensure that the parts will be intact during transportation?

The items we ship will be packaged in anti-static bags, ensuring ESD anti-static protection, while the outer packaging boasts exceptional durability and sealing. We offer packaging options like Tape and Reel, Cut Tape, Tube, or Tray to suit your needs.

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