MAX17620

PRODUCTION

4MHz, Miniature 600mA, Synchronous Step-Down DC-DC Converter with Integrated MOSFETs

High-Efficiency Synchronous Buck Regulator Offers Balance of High Performance, Wide Temperature Range, and Small Size

Data Sheet (Rev. 3) Product Selection Table

Part Models: 2
1ku List Price: Starting From $0.83

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Part Details

Minimizes External Components, Reducing Total Cost
- Synchronous Operation for High Efficiency and Reduced Cost
- Internal Compensation for Stable Operation at Any Output Voltage
- All-Ceramic Capacitor Solution
- 4MHz Operation
- Only 5 External Components Required
- Total Solution Size is 12mm² (Sum of the Components Area)
Reduces Number of DC-DC Regulators to Stock
- Wide 2.7V to 5.5V Input Voltage Range
- Adjustable 1.5V to 100% V_IN Output Voltage Range
- Delivers Up to 600mA Load Current
- 100% Duty-Cycle Operation
- +1%/-0.75% Reference Voltage Accuracy
- Available in a 2mm x 2mm TDFN Package
Reduces Power Dissipation
- Peak Efficiency 91%
- Skip Mode for High Light-Load Efficiency
- Shutdown Current = 0.1µA
Operates Reliably
- Peak Current-Limit Protection
- Soft-Start Reduces Inrush Current During Startup
- Built-In Output-Voltage Monitoring (Open-Drain PGOOD Pin)
- -40°C to +125°C Operation

Part Models: 2
1ku List Price: Starting From $0.83

Documentation

Data Sheet 1

MAX17620: 4MHz, Miniature 600mA, Synchronous Step-Down DC-DC Converter with Integrated MOSFETs Data Sheet (Rev.3) 09/08/2016

Reliability Data 1

MAX17620 Reliability Data 01/12/2023

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
MAX17620ATA+	8-LFCSP-2X2X0.75	Material Declaration Reliablity Data	Ultra Librarian SamacSys
MAX17620ATA+T	8-LFCSP-2X2X0.75	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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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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SIMPLIS Models 1

MAX17620 SIMPLIS Schematic

Evaluation Kits

Evaluation Kit for the MAX17620

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Features and Benefits

2.7V to 5.5V Input Voltage Range
1.8V Preset Output, Up to 600mA Continuous Current
Fixed 4MHz Switching Frequency
Internal Compensation
External EN for On/Off Control
91% Peak Efficiency
Selectable Forced-PWM/Skip Mode
Brick Wall Current-Limit Protection
Open-Drain PGOOD output
Thermal Shutdown
Proven PCB Layout
Fully Assembled and Tested

Product Details

The MAX17620 evaluation kit (EV kit) is a fully assembled and tested circuit board that demonstrates the performance of the MAX17620 high-frequency, miniature 600mA step-down DC-DC converter. The EV kit is preset for 1.8V output at load currents up to 600mA. The EV kit features selectable forced-PWM/skip mode, open-drain PGOOD signal, and external enable (EN).

Applications

Battery-Powered Instruments
Distributed Power Systems
Point-of-Load Power Supply
Standard 5V Rail Supplies

Resources

MAX17620EVKIT Gerber File - Design Files
6.24M

MAX17620EVKIT Gerber File
6.24M

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