MAXM17905

RECOMMENDED FOR NEW DESIGNS

4.5V to 24V, 300mA Himalaya uSLIC Step-Down Power Module

Save Space and Reduce Heat, 300mA Synchronous Buck, Highly Efficient, Power Module in our uSLIC Package

Data Sheet (Rev. 0) Product Selection Table
Part Models
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1ku List Price
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Part Details

  • Easy to Use
    • Wide 4.5V to 24V Input
    • Adjustable 0.9V to 6.3V Output
    • Fixed 3.3V and 5V Output (MAXM17904 and MAXM17905)
    • ±1.5% Feedback Accuracy
    • Up to 300mA Output-Current
    • Internally Compensated
    • All Ceramic Capacitors
  • High Efficiency
    • Selectable PWM- or PFM-Mode of Operation
    • Shutdown Current as Low as 2.2μA (typ)
  • Flexible Design
    • Internal Soft-Start and Prebias Startup
    • Open-Drain Power Good Output (Active Low RESET Pin)
    • Programmable EN/UVLO Threshold
  • Robust Operation
    • Hiccup Overcurrent Protection
    • Overtemperature Protection
    • -40°C to +125°C Ambient Operating Temperature/ -40°C to +150°C Junction Temperature
  • Rugged
    • Complies with CISPR22(EN55022) Class B Conducted and Radiated Emissions
    • Passes Drop, Shock, and Vibration Standards: JESD22-B103, B104, B111
MAXM17905
4.5V to 24V, 300mA Himalaya uSLIC Step-Down Power Module
MAXM17904, MAXM17905, MAXM17906: Typical Application Circuits
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Documentation

Data Sheet 1

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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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Evaluation Kits

MAXM17905EVKIT

Evaluation Kit for the MAXM17905 5V Output-Voltage Application

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Features and Benefits

  • Highly Integrated Solution
  • Wide 8.5V to 24V Input Range
  • Fixed 5V Output, Delivers Up To 300mA Output Current
  • High 85.01% Efficiency (VIN = 24V, VOUT = 5V at 150mA)
  • 550kHz Switching Frequency
  • ENABLE/UVLO Input, Resistor-Programmable UVLO Threshold
  • PFM Feature for Better Light-Load Efficiency
  • Fixed Internal 3.75ms Soft-Start Time
  • Active-Low RESET Output, with Pullup Resistor to VCC
  • Overcurrent and Overtemperature Protection (OCP and OTP)
  • Low-Profile, Surface-Mount Components
  • Proven PCB Layout
  • Fully Assembled and Tested
  • Complies with CISPR22(EN55022) Class B Conducted and Radiated Emissions

Product Details

The MAXM17905 5V output evaluation kit (EV kit) provides a proven design to evaluate the MAXM17905 highvoltage, high-efficiency, synchronous step-down DC-DC module. The EV kit is programmed to deliver 5V output for loads up to 300mA. The EV kit features an adjustable input undervoltage lockout, selectable mode, and open-drain active-low RESET signal. The MAXM17905 data sheet provides a complete description of the module that should be read in conjunction with this EV kit data sheet prior to modifying the demo circuit. For full module features, benefits and parameters, refer to the MAXM17905 data sheet.

Applications

  • 4-20mA Current-Loop Powered Sensors
  • Battery-Powered Equipment
  • General Purpose Point-of-Load
  • HVAC and Building Control
  • Industrial Sensors and Encoders
  • LDO Replacement
  • USB Type-C Powered Loads

MAXM17904EVKIT

Evaluation Kit for the MAXM17904 3.3V Output-Voltage Application

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Features and Benefits

  • Highly Integrated Solution
  • Wide 5.5V to 24V Input Range
  • Fixed 3.3V Output, Delivers Up To 300mA Output Current
  • High 85.57% Efficiency (VIN = 12V, VOUT = 3.3V at 100mA)
  • 550kHz Switching Frequency
  • ENABLE/UVLO Input, Resistor-Programmable UVLO Threshold
  • PFM Feature for Better Light-Load Efficiency
  • Fixed Internal 3.75ms Soft-Start Time
  • Active-Low RESET Output, with Pullup Resistor to VCC
  • Overcurrent and Overtemperature Protection (OCP and OTP)
  • Low-Profile, Surface-Mount Components
  • Proven PCB Layout
  • Fully Assembled and Tested
  • Complies with CISPR22(EN55022) Class B Conducted and Radiated Emissions

Product Details

The MAXM17904 3.3V output evaluation kit (EV kit) provides a proven design to evaluate the MAXM17904 high-voltage, high-efficiency, synchronous step-down DC-DC module. The EV kit is programmed to deliver 3.3V output for loads up to 300mA. The EV kit features an adjustable input undervoltage lockout, selectable mode, and open-drain active-low RESET signal. The MAXM17904 data sheet provides a complete description of the module that should be read in conjunction with this EV kit data sheet prior to modifying the demo circuit. For full module features, benefits and parameters, refer to the MAXM17904 data sheet.

Applications

  • 4-20mA Current-Loop Powered Sensors
  • Battery-Powered Equipment
  • General Purpose Point-of-Load
  • HVAC and Building Control
  • Industrial Sensors and Encoders
  • LDO Replacement
  • USB Type-C Powered Loads

MAXM17906EVKIT

Evaluation Kit for the MAXM17906 1.8V Output-Voltage Application

Buy Now View Details

Features and Benefits

  • Highly Integrated Solution
  • Wide 4.5V to 21.5V Input Range
  • Programmed 1.8V Output, Delivers Up To 300mA Output Current
  • High 78.93% Efficiency (VIN = 12V, VOUT = 1.8V at 100mA)
  • 550kHz Switching Frequency
  • ENABLE/UVLO Input, Resistor-Programmable UVLO Threshold
  • PFM Feature for Better Light-Load Efficiency
  • Fixed Internal 3.75ms Soft-Start Time
  • Active-Low RESET Output, with Pullup Resistor to VCC
  • Overcurrent and Overtemperature Protection (OCP and OTP)
  • Low-Profile, Surface-Mount Components
  • Proven PCB Layout
  • Fully Assembled and Tested
  • Complies with CISPR22(EN55022) Class B Conducted and Radiated Emissions

Product Details

The MAXM17906 1.8V output evaluation kit (EV kit) provides a proven design to evaluate the MAXM17906 high-voltage, high-efficiency, synchronous step-down DC-DC module. The EV kit is programmed to deliver 1.8V output for loads up to 300mA. The EV kit features an adjustable input undervoltage lockout, selectable mode, and open-drain active-low RESET signal. The MAXM17906 data sheet provides a complete description of the module that should be read in conjunction with this EV kit data sheet prior to modifying the demo circuit. For full module features, benefits and parameters, refer to the MAXM17906 data sheet.

Applications

  • 4-20mA Current-Loop Powered Sensors
  • Battery-Powered Equipment
  • General Purpose Point-of-Load
  • HVAC and Building Control
  • Industrial Sensors and Encoders
  • LDO Replacement
  • USB Type-C Powered Loads
MAXM17905EVKIT
Evaluation Kit for the MAXM17905 5V Output-Voltage Application
MAXM17904EVKIT
Evaluation Kit for the MAXM17904 3.3V Output-Voltage Application
MAXM17906EVKIT
Evaluation Kit for the MAXM17906 1.8V Output-Voltage Application

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