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MAX17625/MAX17626
Evaluation Kits
General Description
The MAX17625/MAX17626 evaluation kits (EV kits)
provide a proven design to evaluate the performance of
the MAX17625/MAX17626 converters. Each of these
devices operate over an input range from 2.7V to 5.5V
and deliver up to 700mA output current. The devices are
configured to demonstrate optimum performance and
component sizes in the EV kits.
The MAX17625 converter delivers up to 700mA at a
switching frequency of 2MHz. The converter is
configured for a 1.2V output over a 2.7V to 5.5V input
range.
The MAX17626 converter delivers up to 700mA at a
switching frequency of 4MHz. The converter is
configured for a 3.3V output over a 3.6V to 5.5V input
range.
The EV kits feature provisions for selecting the Mode of
operation (PWM/PFM), Enable input, and PGOOD
signal. The MAX17625/MAX17626 converter data sheet
provides a complete description of the parts that should
be read in conjunction with this data sheet prior to
operating the EV kits.
EV Kits Top View
319-100853; Rev 0; 12/21
Arrow.com.
Downloaded from
Evaluates: MAX17625/MAX17626
Converters in Application
Features
2.7V to 5.5V Input-Voltage Range
MAX17625 Offers High 90.6% Efficiency (V
V
= 1.2V, I
= 400mA)
OUT
OUT
MAX17626 Offers High 94.5% Efficiency (V
V
= 3.3V, I
= 500mA)
OUT
OUT
Up to 700mA Load Current
2MHz Fixed Switching Frequency for the MAX17625
4MHz Fixed Switching Frequency for the MAX17626
Selectable Pulse-Width Modulation (PWM) and
Pulse-Frequency Modulation (PFM) Modes of
Operation
Internal 1ms Soft-Start Time
Power-Good (PGOOD) Output with Pullup Resistor
to Respective Input Voltages
Low-Profile, Surface-Mount Components
Proven PCB Layout
Fully Assembled and Tested
Ordering Information
at end of data sheet.
= 3.3V,
IN
= 5V,
IN

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Summary of Contents for Analog Devices MAX17625

  • Page 1 • 2MHz Fixed Switching Frequency for the MAX17625 • 4MHz Fixed Switching Frequency for the MAX17626 The MAX17625 converter delivers up to 700mA at a • Selectable Pulse-Width Modulation (PWM) and switching frequency of 2MHz. The converter is Pulse-Frequency Modulation (PFM) Modes of configured for a 1.2V output over a 2.7V to 5.5V input...
  • Page 2: Quick Start

    6. Connect the digital multimeter (in voltage measurement mode) across the VOUT and its respective GND pad. 7. Turn on the input power supply. 8. Verify that the digital multimeter displays 1.2V for MAX17625 and 3.3V for MAX17626 output terminal voltages, respectively with respect to GND.
  • Page 3: Detailed Description

    Adjusting Output Voltage The MAX17625 supports a 0.8V to 1.5V adjustable output voltage and the MAX17625 EV kit output voltage is preset to 1.2V. The MAX17626 supports a 1.5V to 3.3V adjustable output voltage and the MAX17626 EV kit output voltage is preset to 3.3V.
  • Page 4 Evaluates: MAX17625/MAX17626 Evaluation Kits MAX17625/MAX17626 Converters in Application MAX17625/MAX17626 EV Kits Performance = 5V, T = +25°C, unless otherwise noted.) www.analog.com Analog Devices | 4 Arrow.com. Arrow.com. Arrow.com. Arrow.com. Downloaded from Downloaded from Downloaded from Downloaded from...
  • Page 5 Evaluates: MAX17625/MAX17626 Evaluation Kits MAX17625/MAX17626 Converters in Application MAX17625/MAX17626 EV Kits Performance Report (Continued) = 5V, T = +25°C, unless otherwise noted.) www.analog.com Analog Devices | 5 Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Downloaded from Downloaded from Downloaded from Downloaded from...
  • Page 6 Evaluates: MAX17625/MAX17626 Evaluation Kits MAX17625/MAX17626 Converters in Application MAX17625/MAX17626 EV Kits Performance Report (Continued) = 5V, T = +25°C, unless otherwise noted.) www.analog.com Analog Devices | 6 Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Downloaded from Downloaded from Downloaded from Downloaded from...
  • Page 7 Evaluates: MAX17625/MAX17626 Evaluation Kits MAX17625/MAX17626 Converters in Application MAX17625 EV Kit Bill of Materials ITEM DESIGNATOR DESCRIPTION MANUFACTURER PART NUMBER C101, C104, C107 0.1µF±10%, 10V, X7R, ceramic capacitor (0402) TDK C1005X7R1C104K050BC C102 47µF±20%, 8V, Tantalum capacitor (3528) Kemet T520B476M008ATE035 C103 2.2µF±10%, 10V, X7R, ceramic capacitor (0603)
  • Page 8 Evaluates: MAX17625/MAX17626 Evaluation Kits MAX17625/MAX17626 Converters in Application MAX17625 EV Kit Schematic Diagram www.analog.com Analog Devices | 8 Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from...
  • Page 9 Evaluates: MAX17625/MAX17626 Evaluation Kits MAX17625/MAX17626 Converters in Application MAX17626 EV Kit Schematic Diagram www.analog.com Analog Devices | 9 Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from...
  • Page 10 Evaluates: MAX17625/MAX17626 Evaluation Kits MAX17625/MAX17626 Converters in Application MAX17625/MAX17626 EV Kits PCB Layout Diagrams MAX17625/MAX17626 EV Kits PCB Layout—Top Silkscreen MAX17625/MAX17626 EV Kits PCB Layout—Top Layer www.analog.com Analog Devices | 10 Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 11 Evaluates: MAX17625/MAX17626 Evaluation Kits MAX17625/MAX17626 Converters in Application MAX17625/MAX17626 EV Kits PCB Layout Diagrams (continued) MAX17625/MAX17626 EV Kits PCB Layout—Layer 2 MAX17625/MAX17626 EV Kits PCB Layout—Layer 3 www.analog.com Analog Devices | 11 Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 12: Ordering Information

    Evaluates: MAX17625/MAX17626 Evaluation Kits MAX17625/MAX17626 Converters in Application MAX17625/MAX17626 EV Kits PCB Layout Diagrams (continued) MAX17625/MAX17626 EV Kits PCB Layout—Bottom Layer Ordering Information PART NUMBER TYPE MAX17625EVKIT# EV Kit MAX17626EVKIT# EV Kit # Denotes RoHS compliance. Component Suppliers SUPPLIER WEBSITE Murata Americas www.murata.com...
  • Page 13: Revision History

    Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. Specifications subject to change without notice. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices.

This manual is also suitable for:

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