MAX17662

RECOMMENDED FOR NEW DESIGNS

3.5V to 36V, 2A, High-Efficiency, Synchronous Step-Down DC-DC Converter

A High-Efficiency, Synchronous Step-Down DC-DC Converter with Integrated MOSFETs

Data Sheet (Rev. 1) Product Selection Table
Part Models
2
1ku List Price
Starting From $1.75
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Part Details

  • Reduces External Components and Total Cost
    • No Schottky—Synchronous Operation
    • Internal Compensation Components
    • All-Ceramic Capacitors, Compact Layout
  • Reduces Number of DC-DC Regulators to Stock
    • Wide 3.5V to 36V Input
    • Adjustable Output Voltage Range from 0.6V up to 90% of VIN
    • Delivers Up to 2A Over the Temperature Range
    • 400kHz to 2.2MHz Adjustable Frequency
  • Reduces Power Dissipation
    • Peak Efficiency of 95%
    • DCM Mode Enable Enhanced Light-Load Efficiency
    • Wide 2.4V to 12V Bootstrap Bias Input (EXTVCC) for Improved Efficiency
    • 6.5μA Shutdown Current
  • Operates Reliably in Adverse Industrial Environments
    • Hiccup-Mode Overload Protection
    • Adjustable and Monotonic Startup with Prebiased Output Voltage
    • Built-in Output-Voltage Monitoring with Active-Low RESET
    • Programmable EN/UVLO Threshold
    • Overtemperature Protection
    • CISPR 32 Class B Compliance
    • Wide Industrial -40°C to +125°C Ambient Operating Temperature Range/-40°C to +150°C Junction Temperature Range
MAX17662
3.5V to 36V, 2A, High-Efficiency, Synchronous Step-Down DC-DC Converter
MAX17662: 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

MAX17662BEVKITA

Evaluation Kit for the MAX17662 in 3.3V Output-Voltage Application

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Features and Benefits

  • Operates from a 4.5V to 36V Input Supply
  • 3.3V Output Voltage
  • Delivers Up to 2A Output Current
  • 500kHz Switching Frequency
  • Enable/Undervoltage Lockout Input, Resistor- Programmable UVLO Threshold
  • Adjustable Soft-Start Time
  • Open-Drain Active-Low RESET Output
  • Overcurrent and Overtemperature Protection
  • Proven PCB Layout
  • Fully Assembled and Tested

Product Details

The MAX17662BEVKITA# evaluation kit (EV kit) provides a proven design to evaluate the MAX17662B highefficiency, synchronous step-down DC-DC converter. The EV kit provides 3.3V/2A at the output from a 4.5V to 36V input supply. The switching frequency of the EV kit is preset to 500kHz for optimum efficiency and component size. The EV kit features adjustable input undervoltage lockout, adjustable soft-start, open-drain active-low RESET signal. The EV kit layout is optimized for thermal performance. For more details about the IC benefits and features, refer to MAX17662B data sheet.

Applications

  • Base Station Power Supplies
  • Distributed Supply Regulation
  • General-Purpose Point-of-Load
  • High-Voltage, Single-Board Systems
  • Industrial Control Power Supplies
  • Wall Transformer Regulation

MAX17662BEVKITB

Evaluation Kit for the MAX17662 in 5V Output-Voltage Application

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Features and Benefits

  • Operates from a 6.5V to 36V Input Supply
  • 5V Output Voltage
  • Delivers Up to 2A Output Current
  • 500kHz Switching Frequency
  • Enable/Undervoltage Lockout Input, Resistor- Programmable UVLO Threshold
  • Adjustable Soft-Start Time
  • Open-Drain Active-Low RESET Output
  • Overcurrent and Overtemperature Protection
  • Proven PCB Layout
  • Fully Assembled and Tested
  • Compliance with CISPR22(EN55022) Class B Conducted and Radiated Emissions

Product Details

The MAX17662BEVKITB# evaluation kit (EV kit) provides a proven design to evaluate the MAX17662B highefficiency, synchronous step-down DC-DC converter. The EV kit provides 5V/2A at the output from a 6.5V to 36V input supply. The switching frequency of the EV kit is preset to 500kHz for optimum efficiency and component size. The EV kit features adjustable input undervoltage lockout, adjustable soft-start, open-drain active-low RESET signal. The EV kit also provides a good layout example, which is optimized for conducted, radiated EMI, and thermal performance. For more details about the IC benefits and features, refer to MAX17662B data sheet.

Applications

  • Base Station Power Supplies
  • Distributed Supply Regulation
  • General-Purpose Point-of-Load
  • High-Voltage, Single-Board Systems
  • Industrial Control Power Supplies
  • Wall Transformer Regulation
MAX17662BEVKITA
Evaluation Kit for the MAX17662 in 3.3V Output-Voltage Application
MAX17662BEVKITB
Evaluation Kit for the MAX17662 in 5V Output-Voltage Application

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