MAX17630

PRODUCTION

4.5V to 36V, 1A, High-Efficiency, Synchronous Step-Down DC-DC Converter

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

Data Sheet (Rev. 0) Product Selection Table
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Overview

  • 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 4.5V to 36V Input
    • Adjustable Output Voltage Range from 0.9V Up to 90% of VIN
    • Delivers Up to 1A Over the Temperature Range
    • 400kHz to 2.2MHz Adjustable Frequency with External Clock Synchronization
    • Available in a 16-Pin, 3mm x 3mm TQFN Package
  • Reduces Power Dissipation
    • Peak Efficiency of 95%
    • PFM and DCM Modes Enable Enhanced Light-Load Efficiency
    • Auxiliary Bootstrap Supply (EXTVCC) for Improved Efficiency
    • 2.8μA 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
    • High Industrial -40°C to +125°C Ambient Operating Temperature Range / -40°C to +150°C Junction Temperature Range
MAX17630
4.5V to 36V, 1A, High-Efficiency, Synchronous Step-Down DC-DC Converter
MAX17630: Typical Application Circuit
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Documentation

Data Sheet 1

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Software Resources

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Tools & Simulations

ADI Power Studio™ Designer

ADI Power Studio™ Designer is the next-generation tool for IC-level, power supply design, guiding engineers to faster, validated solutions.

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Evaluation Kits

MAX17630C5EVKIT

Evaluation Kit for the MAX17630 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 1A Output Current
  • 400kHz Switching Frequency
  • Enable/UVLO 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
  • Complies with CISPR22(EN55022) Class B Conducted and Radiated Emissions

Product Details

The MAX17630C5EVKIT# Evaluation Kit (EV kit) provides a proven design to evaluate the MAX17630C highefficiency, synchronous step-down DC-DC converter. The EV kit provides 5V/1A at the output from a 6.5V to 36V input supply. The switching frequency of the EV kit is preset to 400kHz for optimum efficiency and component size. The EV kit features adjustable input undervoltage lockout, adjustable soft-start, open-drain active-low RESET signal, and external clock synchronization. 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 the MAX17630 IC 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

MAX17630AEVKIT

Evaluation Kit for the MAX17630 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 1A Output Current
  • 400kHz Switching Frequency
  • Enable/UVLO 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 MAX17630AEVKIT# Evaluation Kit (EV kit) provides a proven design to evaluate the MAX17630A high-efficiency, synchronous step-down DC-DC converter. The EV kit provides 3.3V/1A at the output from a 4.5V to 36V input supply. The switching frequency of the EV kit is preset to 400kHz for optimum efficiency and component size. The EV kit features adjustable input undervoltage lockout, adjustable soft-start, open-drain active-low RESET signal, and external clock synchronization. The EV kit layout is optimized for thermal performance. For more details about the IC benefits and features, refer to MAX17630 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

MAX17630BEVKIT

Evaluation Kit for the MAX17630 5V Output-Voltage Application

Buy Now View Details

Features and Benefits

  • Operates from a 6.5V to 36V Input Supply
  • 5V Output Voltage
  • Delivers Up to 1A Output Current
  • 400kHz Switching Frequency
  • Enable/UVLO 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 MAX17630BEVKIT# Evaluation Kit (EV kit) provides a proven design to evaluate the MAX17630B high-efficiency, synchronous step-down DC-DC converter. The EV kit provides 5V/1A at the output from a 6.5V to 36V input supply. The switching frequency of the EV kit is preset to 400kHz for optimum efficiency and component size. The EV kit features adjustable input undervoltage lockout, adjustable soft-start, open-drain active-low RESET signal, and external clock synchronization. The EV kit is optimized for thermal performance. For more details about the IC benefits and features, refer to MAX17630 IC 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
MAX17630C5EVKIT
Evaluation Kit for the MAX17630 5V Output-Voltage Application
MAX17630AEVKIT
Evaluation Kit for the MAX17630 3.3V Output-Voltage Application
MAX17630BEVKIT
Evaluation Kit for the MAX17630 5V Output-Voltage Application

Latest Discussions

2 Years Ago
MAX17630CATE+ top mark
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