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JM2420 - 2A Synchronous Step-Down Converter

Description

The JM2420 is a 1.4MHz constant frequency current mode PWM step-down converter.

is ideal for portable equipment requiring very high current up to 2A from single-cell Lithium-ion batteries while still achieving over 90% efficiency during peak load conditions.

Features

  • High Efficiency: Up to 96%.
  • 1.4MHz Constant Frequency Operation.
  • 2A Output Current.
  • No Schottky Diode Required.
  • 2.5V to 5.5V Input Voltage Range.
  • Output Voltage as Low as 0.6V.
  • 100% Duty Cycle in Dropout.
  • Low Quiescent Current: 40µA.
  • Slope Compensated Current Mode Control for Excellent Line and Load Transient Response.
  • Short Circuit Protection.
  • Thermal Fault Protection.
  • Inrush Current Lim.

📥 Download Datasheet

Datasheet preview – JM2420

Datasheet Details

Part number JM2420
Manufacturer JABRIEL
File Size 226.76 KB
Description 2A Synchronous Step-Down Converter
Datasheet download datasheet JM2420 Datasheet
Additional preview pages of the JM2420 datasheet.

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Full PDF Text Transcription

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JM2420 1.4MHz, 2A Synchronous Step-Down Converter FEATURES • High Efficiency: Up to 96% • 1.4MHz Constant Frequency Operation • 2A Output Current • No Schottky Diode Required • 2.5V to 5.5V Input Voltage Range • Output Voltage as Low as 0.6V • 100% Duty Cycle in Dropout • Low Quiescent Current: 40µA • Slope Compensated Current Mode Control for Excellent Line and Load Transient Response • Short Circuit Protection • Thermal Fault Protection • Inrush Current Limit and Soft Start • <1µA Shutdown Current • DFN33-10 package APPLICATIONS • Cellular and Smart Phones • Wireless and DSL Modems • PDAs • Portable Instruments GENERAL DESCRIPTION The JM2420 is a 1.4MHz constant frequency current mode PWM step-down converter.
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