MAX17506

PRODUCTION

4.5V–60V, 5A, High-Efficiency, Synchronous Step-Down DC-DC Converter with Internal Compensation

Industry's First 60V, 5A Internal FET Synchronous Buck Converter

Data Sheet (Rev. 3) Product Selection Table

Part Models: 2
1ku List Price: Starting From $4.72

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Part Details

Reduces External Components and Total Cost
- No Schottky-Synchronous Operation
- Internal Compensation for Any Output Voltage
- Built-In Soft-Start
- All-Ceramic Capacitors, Compact Layout
Reduce Number of DC-DC Regulators to Stock
- Wide 4.5V to 60V Input
- Adjustable Output-Voltage Range from 0.9V up to 90% of V_IN
- 100kHz to 2.2MHz Adjustable Switching Frequency with External Synchronization
Reduces Power Dissipation
- Peak Efficiency > 95%
- PFM/DCM Modes Enables Enhanced Light-Load Efficiency
- Auxiliary Bootstrap LDO for Improved Efficiency
- 3.5µA Shutdown Current
Operates Reliably in Adverse Industrial Environments
- Hiccup or Latchoff Mode Overload Protection
- DL to LX Short Detection Feature
- Built-In Output Voltage Monitoring with Active-Low RESET
- Programmable EN/UVLO Threshold
- Monotonic Startup into Prebiased Load
- Overtemperature Protection
- High Industrial -40°C to +125°C Ambient Operating Temperature / -40°C to +150°C Junction Temperature Range

Part Models: 2
1ku List Price: Starting From $4.72

Documentation

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal. View our quality and reliability program and certifications for more information.

Part Model	Pin/Package Drawing	Documentation	CAD Symbols, Footprints, and 3D Models
MAX17506ATP+	20-LFCSP-5X5X0.75	Material Declaration Reliablity Data	Ultra Librarian SamacSys
MAX17506ATP+T	20-LFCSP-5X5X0.75	Material Declaration Reliablity Data	Ultra Librarian SamacSys

This is the most up-to-date revision of the Data Sheet.

Software Resources

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Hardware Ecosystem

Parts	Product Life Cycle	Description
Internal Power Switch Buck Regulators 2
MAX17504	PRODUCTION	4.5V–60V, 3.5A, High-Efficiency, Synchronous Step-Down DC-DC Converter with Internal Compensation
MAX17503	PRODUCTION	4.5V-60V, 2.5A, High-Efficiency, Synchronous Step-Down DC-DC Converter with Internal Compensation

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.

Start EE-Sim Now

SIMPLIS Models 4

Evaluation Kits

Evaluation Kit for the MAX17506 3.3V Output-Voltage Application

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Features and Benefits

Operates From a 4.5V to 60V Input Supply
3.3V Output Voltage
Up to 5A Output Current
450kHz Switching Frequency
Enable/UVLO Input, Resistor-Programmable UVLO Threshold
Adjustable Soft-Start Time
MODE Pin to Select Among PWM, PFM, or DCM Modes
Open-Drain Active-Low RESET Output
External Frequency Synchronization
Overcurrent and Overtemperature Protection
Proven PCB Layout
Fully Assembled and Tested

Product Details

The MAX17506 3.3V output evaluation kit (EV kit) provides a proven design to evaluate the MAX17506 high-voltage, high-efficiency, synchronous step-down DC-DC converter. The EV kit is preset for 3.3V output at load currents up to 5A and features a 450kHz switching frequency 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 frequency synchronization.

Applications

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

Resources

MAX17506EVKITA ODB File - Design Files
5.29M

Evaluation Kit for the MAX17506 5V Output-Voltage Application

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Features and Benefits

Operates From a 6.5V to 60V Input Supply
5V Output Voltage
Up to 5A Output Current
450kHz Switching Frequency
Enable/UVLO Input, Resistor-Programmable UVLO Threshold
Adjustable Soft-Start Time
MODE Pin to Select Among PWM, PFM, or DCM Modes
Open-Drain Active-Low RESET Output
External Clock Synchronization
Overcurrent and Overtemperature Protection
Proven PCB Layout
Fully Assembled and Tested
Complies with CISPR22(EN55022) Class B Conducted and Radiated Emissions

Product Details

The MAX17506EVKITBE# (EV kit) provides a proven design to evaluate the MAX17506 high-voltage, highefficiency, synchronous step-down DC-DC converter. The EV kit is preset for a 5V output at load currents up to 5A and features a 450kHz switching frequency 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 MAX17506 data sheet.

Applications

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

Evaluation Kit for the MAX17506 5V Output-Voltage Application

Buy Now View Details

Features and Benefits

Operates From a 6.5V to 60V Input Supply
5V Output Voltage
Up to 5A Output Current
450kHz Switching Frequency
Enable/UVLO Input, Resistor-Programmable UVLO Threshold
Adjustable Soft-Start Time
MODE Pin to Select Among PWM, PFM, or DCM Modes
Open-Drain Active-Low RESET Output
External Frequency Synchronization
Overcurrent and Overtemperature Protection
Proven PCB Layout
Fully Assembled and Tested

Product Details

The MAX17506 5V output evaluation kit (EV kit) provides a proven design to evaluate the MAX17506 high-voltage, high-efficiency, synchronous step-down DC-DC converter. The EV kit is preset for a 5V output at load currents up to 5A and features a 450kHz switching frequency 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 frequency synchronization.

Applications