MAX17502

PRODUCTION

60V, 1A, Ultra-Small, High-Efficiency, Synchronous Step-Down DC-DC Converter

60V Synchronous Buck Converter with Internal FETs Enables High Efficiency

Data Sheet (Rev. 5) Product Selection Table
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Overview

  • Eliminates External Components and Reduce Total Cost
    • No Schottky-Synchronous Operation for High Efficiency and Reduced Cost
    • Internal Compensation and Feedback Divider for 3.3V and 5V Fixed Outputs
    • All-Ceramic Capacitors, Ultra-Compact Layout
  • Reduces Number of DC-DC Regulators to Stock
    • Wide 4.5V to 60V Input Voltage Range
    • 0.9V to 92%VIN Adjustable Output Voltage
    • Delivers up to 1A
    • 600kHz and 300kHz Switching Frequency Options
    • Available in a 10-Pin, 3mm × 2mm TDFN and 14-Pin, 5mm × 4.4mm TSSOP Packages
  • Reduces Power Dissipation
    • Peak Efficiency > 90%
    • Shutdown Current = 0.9µA (typ)
  • Operates Reliably in Adverse Industrial Environments
    • Hiccup-Mode Current Limit, Sink Current Limit, and Autoretry Startup
    • Built-In Output-Voltage Monitoring (Open-Drain Active-Low RESET Pin)
    • Resistor-Programmable EN/UVLO Threshold
    • Adjustable Soft-Start and Prebiased Power-Up
    • High Industrial -40°C to +125°C Ambient Operating Temperature Range/-40°C to +150°C Junction Temperature Range
MAX17502
60V, 1A, Ultra-Small, High-Efficiency, Synchronous Step-Down DC-DC Converter
MAX17502: Block Diagram
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Documentation

Data Sheet 1

User Guide 1

Technical Articles 3

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Software Resources

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Hardware Ecosystem

Parts Product Life Cycle Description
Switching Regulators & Controllers 4
MAX5033
PRODUCTION 500mA, 76V, High-Efficiency, MAXPower Step-Down DC-DC Converter
MAX5035
PRODUCTION 1A, 76V, High-Efficiency MAXPower Step-Down DC-DC Converter
MAX15062
PRODUCTION 60V, 300mA, Ultra-Small, High-Efficiency, Synchronous Step-Down DC-DC Converters
MAX17503
PRODUCTION 4.5V-60V, 2.5A, High-Efficiency, Synchronous Step-Down DC-DC Converter with Internal Compensation
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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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SIMPLIS Models 1

Evaluation Kits

MAX17502HEVKIT

Evaluation Kit for the MAX17502H

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Features and Benefits

  • Operates from a 4.5V to 60V Input Supply
  • 2.5V Output Voltage
  • 1A Output Current
  • 300kHz Switching Frequency
  • Enable/UVLO Input
  • Resistor-Programmable UVLO Threshold
  • Open-Drain Active-Low RESET Output
  • Overcurrent and Overtemperature Protection
  • Proven PCB Layout
  • Fully Assembled and Tested

Product Details

The MAX17502H evaluation kit (EV kit) provides a proven design to evaluate the MAX17502H high-efficiency, high-voltage, synchronous step-down DC-DC converter in a TSSOP package. The EV kit uses the device to generate 2.5V at load currents up to 1A from a 4.5V to 60V input supply. The device features a forced-PWM control scheme that provides constant switching-frequency operation at all load and line conditions.

Applications

  • Automotive
  • Base Station, VOIP, Telecom
  • Battery-Powered Equipment
  • General-Purpose Point-of-Load
  • Home Theater
  • HVAC and Building Control
  • Industrial Process Control

MAX17502ETEVKIT

Evaluation Kit for the MAX17502E

Buy Now View Details

Features and Benefits

  • Operates from a 4.5V to 60V Input Supply
  • 3.3V Fixed Output Voltage
  • 1A Output Current
  • 600kHz Switching Frequency
  • Enable/UVLO Input
  • Resistor-Programmable UVLO Threshold
  • Open-Drain Active-Low RESET Output
  • Overcurrent and Overtemperature Protection
  • Proven PCB Layout
  • Fully Assembled and Tested

Product Details

The MAX17502E evaluation kit (EV kit) provides a proven design to evaluate the MAX17502E high-efficiency, high-voltage, synchronous step-down DC-DC converter. The EV kit uses this device to generate a fixed 3.3V, at load currents up to 1A, from a 4.5V to 60V input supply. The EV kit features a forced-PWM control scheme that provides constant switching-frequency operation at all load and line conditions.

Applications

  • Applications
  • Automotive
  • Base Station, VOIP, Telecom
  • Battery-Powered Equipment
  • General-Purpose Point-of-Load
  • Home Theater
  • HVAC and Building Control
  • Industrial Process Control

MAX17502GTEVKITE

Evaluation Kit for the MAX17502 in TDFN Package

Buy Now View Details

Features and Benefits

  • Operates from a 6.5V to 60V Input Supply
  • Programmed 5V Output Voltage, 1A Load Current
  • 600kHz Switching Frequency
  • Enable/UVLO Input
  • Resistor-Programmable UVLO Threshold
  • 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 MAX17502GTEVKITE# provides a proven design to evaluate the MAX17502G high-efficiency, high-voltage, synchronous step-down DC-DC converter in a TDFN package. The EV kit generates 5V at load currents up to 1A from a 6.5V to 60V input supply. The EV kit features a 600kHz fixed switching frequency for optimum efficiency and component size. The EV kit features a forced- PWM control scheme that provides constant switching frequency operation at all load and line conditions. 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 MAX17502 data sheet.

Applications

  • Base Station, VOIP, Telecom
  • Battery-Powered Equipment
  • General-Purpose Point-of-Load
  • Home Theater
  • HVAC and Building Control
  • Industrial Process Control

MAX17502GTEVKIT

Evaluation Kit for the MAX17502G

Buy Now View Details

Features and Benefits

  • Operates from a 15V to 60V Input Supply
  • 12V Output Voltage
  • 1A Output Current
  • 600kHz Switching Frequency
  • Enable/UVLO Input
  • Resistor-Programmable UVLO Threshold
  • Open-Drain Active-Low RESET Output
  • Overcurrent and Overtemperature Protection
  • Proven PCB Layout
  • Fully Assembled and Tested

Product Details

The MAX17502G EV kit provides a proven design to evaluate the MAX17502G high-efficiency, high-voltage, synchronous step-down DC-DC converter in a TDFN package. The EV kit generates 12V at load currents up to 1A from a 15V to 60V input supply. The EV kit features a 600kHz fixed switching frequency for optimum efficiency and component size. The EV kit features a forced-PWM control scheme that provides constant switching-frequency operation at all load and line conditions.

Applications

  • Automotive
  • Base Station, VOIP, Telecom
  • Battery-Powered Equipment
  • General-Purpose Point-of-Load
  • Home Theater
  • HVAC and Building Control
  • Industrial Process Control

MAX17502FTEVKIT

Evaluation Kit for the MAX17502F

Buy Now View Details

Features and Benefits

  • Operates from a 7V to 60V Input Supply
  • 5V Fixed Output Voltage
  • 1A Output Current
  • 600kHz Switching Frequency
  • Enable/UVLO Input
  • Resistor-Programmable UVLO Threshold
  • Open-Drain Active-Low RESET Output
  • Overcurrent and Overtemperature Protection
  • Proven PCB Layout
  • Fully Assembled and Tested

Product Details

The MAX17502F evaluation kit (EV kit) provides a proven design to evaluate the MAX17502F high-efficiency, high-voltage, synchronous step-down DC-DC converter. The EV kit uses the device to generate a fixed 5V at load currents up to 1A from a 7V to 60V input supply. The device features a forced-PWM control scheme that provides constant switching-frequency operation at all load and line conditions.

Applications

  • Applications
  • Automotive
  • Base Station, VOIP, Telecom
  • Battery-Powered Equipment
  • General-Purpose Point-of-Load
  • Home Theater
  • HVAC and Building Control
  • Industrial Process Control
MAX17502HEVKIT
Evaluation Kit for the MAX17502H
MAX17502ETEVKIT
Evaluation Kit for the MAX17502E
MAX17502GTEVKITE
Evaluation Kit for the MAX17502 in TDFN Package
MAX17502GTEVKIT
Evaluation Kit for the MAX17502G
MAX17502FTEVKIT
Evaluation Kit for the MAX17502F

Reference Designs

maxrefdes1009
maxrefdes1009
MAXREFDES1009 Circuits from the lab

IEEE 802.3af/at-Compliant, PD Interface with Three Ultra-Small, High-Efficiency, Synchronous DC-DC Buck Converters

View Detailed Reference Design

Features and Benefits

  • IEEE 802.3af/at Compliance
  • 2-Event Classification
  • No Schottky-Synchronous Operation for High Efficiency and Reduced Cost
  • Internal Compensation and Feedback Divider for 5V Fixed Output Saves Space
  • All-Ceramic Capacitors, Ultra-Compact Layout
  • Peak Efficiency > 90%
  • 3mm × 2mm, 10-Pin TDFN and 5mm × 4.4mm, 14-Pin TSSOP Packages (MAX17502)
  • Thermally Enhanced, 3mm × 3mm, 10-Pin TDFN (MAX5969B)
MAXREFDES1009
IEEE 802.3af/at-Compliant, PD Interface with Three Ultra-Small, High-Efficiency, Synchronous DC-DC Buck Converters
maxrefdes1009

Latest Discussions

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About switching noise
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Top marking
1 Years Ago
Expected output is not getting properly
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