MAX25320

RECOMMENDED FOR NEW DESIGNS

ASIL-D Compliant Dual 1A Low-Voltage Buck Converter

Only ASIL-D PMIC That Enables ASIL-D Functional Safety System in the Qualcomm Snapdragon Ride Platform

Data Sheet (Rev. 1) Product Selection Table
Part Models
2
1ku List Price
Starting From $3.18
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Part Details

  • High Feature Set in Small Footprint
    • High-Efficiency, Dual 1A DC-DC Converters
    • 3.3V Operating Supply Voltage
    • Factory Preset Output Voltage
    • 2.1MHz Switching Frequency
    • Individual Enable Inputs
    • Active-low RESET and active-low INT Open-Drain Outputs
    • Spread-Spectrum Oscillator
    • I2C Interface
    • Peak Current Mode Architecture
    • PWM and SKIP Mode Operation
    • 4mm x 4mm 20-Pin TQFN
  • High Precision
    • ±1% OV/UV Accuracy
    • ±1% Output Voltage Accuracy
    • Excellent Load Transient Performance
    • MAXQ Power Architecture
  • ASIL D Compliant
    • Redundant Reference
    • BIST Diagnostics
    • PEC on I2C
    • Programmable OV/UV Thresholds
  • High Efficiency
    • Up to 91% Efficiency 3.3V to 1.8V
    • Up to 85% Efficiency 3.3V to 0.825V
  • -40°C to +125°C Operating Temperature Range
  • AEC-Q100 Qualified
MAX25320
ASIL-D Compliant Dual 1A Low-Voltage Buck Converter
MAX25320 Simplified Block Diagram
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Documentation

Data Sheet 1

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Tools & Simulations

EE-Sim Power® Tools 1

The EE-Sim DC-DC Converter Tool uses your requirements to quickly create a complete power design including a schematic, BOM with commercially available parts, and time and frequency domain simulations. Your customized schematic can be downloaded for further analysis in the standalone EE-Sim OASIS Simulator, featuring SIMPLIS and SIMetrix SPICE engines.

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Evaluation Kits

MAX25320EVKIT

Evaluation Kit for the MAX25320

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Features and Benefits

  • High-Efficiency, Dual 1A DC-DC Converters
  • 3.0V to 5.5V Operating Supply Voltage
  • Factory-Preset Output Voltage
  • 2.1MHz Switching Frequency
  • Individual Enable Inputs
  • Active-Low RESET and INT outputs
  • Spread-Spectrum Oscillator
  • I2C Interface
  • Peak Current Mode Architecture
  • PWM and SKIP Mode Operation
  • ±1% OV/UV Accuracy
  • ±1% Output Voltage Accuracy
  • Excellent Load Transient Performance
  • MAXQTM Power Architecture
  • ASIL-D Compliant
  • Redundant Reference
  • BIST Diagnostics
  • PEC on I2C
  • Programmable OV/UV Thresholds
  • -40°C to +125°C Operating Temperature Range
  • AEC-Q100 Qualified

Product Details

The MAX25320 evaluation kit (EV kit) is a fully assembled and tested application circuit for the MAX25320: a highefficiency independent phase dual 1A low voltage buck converter. The EV kit is created with automotive grade components and can test each of the outputs to full load. Various test points and jumpers are included for evaluation. The standard EV kit includes an installed MAX25320 with a factory preset output voltage of 0.825V on VOUT1 and 0.825V on VOUT2.

Applications

  • ADAS
  • Secondary Regulator for SoC / MCU Supply

MAX25320EVSYS

Evaluation Kit for the MAX25320

Buy Now View Details

Features and Benefits

  • High-Efficiency, Dual 1A DC-DC Converters
  • 3.0V to 5.5V Operating Supply Voltage
  • Factory-Preset Output Voltage
  • 2.1MHz Switching Frequency
  • Individual Enable Inputs
  • Active-Low RESET and INT outputs
  • Spread-Spectrum Oscillator
  • I2C Interface
  • Peak Current Mode Architecture
  • PWM and SKIP Mode Operation
  • ±1% OV/UV Accuracy
  • ±1% Output Voltage Accuracy
  • Excellent Load Transient Performance
  • MAXQTM Power Architecture
  • ASIL-D Compliant
  • Redundant Reference
  • BIST Diagnostics
  • PEC on I2C
  • Programmable OV/UV Thresholds
  • -40°C to +125°C Operating Temperature Range
  • AEC-Q100 Qualified

Product Details

The MAX25320 evaluation kit (EV kit) is a fully assembled and tested application circuit for the MAX25320: a highefficiency independent phase dual 1A low voltage buck converter. The EV kit is created with automotive grade components and can test each of the outputs to full load. Various test points and jumpers are included for evaluation. The standard EV kit includes an installed MAX25320 with a factory preset output voltage of 0.825V on VOUT1 and 0.825V on VOUT2.

Applications

  • ADAS
  • Secondary Regulator for SoC / MCU Supply
MAX25320EVKIT
Evaluation Kit for the MAX25320
MAX25320EVSYS
Evaluation Kit for the MAX25320

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