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JM2420 - 2A Synchronous Step-Down Converter

General 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.

Key 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 Details

Part number JM2420
Manufacturer JABRIEL
File Size 226.76 KB
Description 2A Synchronous Step-Down Converter
Datasheet download datasheet JM2420 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
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.