Eliminates External Components and Reduces Total Cost Integrated High-Side and Low-Side Switch Enables Synchronous Operation for High Efficiency and Reduced Cost All-Ceramic Capacitor Solution Allows Ultra-Compact Solution Size 220kHz to 2.2MHz Adjustable Frequency with External Synchronization Power Good Output and High-Voltage EN Input Simplify Power Sequencing |
Integrated High-Side and Low-Side Switch Enables Synchronous Operation for High Efficiency and Reduced Cost |
All-Ceramic Capacitor Solution Allows Ultra-Compact Solution Size |
220kHz to 2.2MHz Adjustable Frequency with External Synchronization |
Power Good Output and High-Voltage EN Input Simplify Power Sequencing |
Increases Design Flexibility 180° Out-of-Phase Clock Output at SYNCOUT Enables Cascaded Power Supplies for Increased Power Output Fixed Output Voltage with ±2% Accuracy (5V/3.3V) or Externally Resistor Adjustable (1V to 10V) |
180° Out-of-Phase Clock Output at SYNCOUT Enables Cascaded Power Supplies for Increased Power Output |
Fixed Output Voltage with ±2% Accuracy (5V/3.3V) or Externally Resistor Adjustable (1V to 10V) |
Reduces Power Dissipation >90% Peak Efficiency PWM and PFM Operation Optimizes Conversion Efficiency From Heavy to Light Loads Automatic LX Slew-Rate Adjustment for Optimum Efficiency Across Operating Frequency Range Low 5µA (typ.) Shutdown Current Low 28µA (typ.) Quiescent Current |
>90% Peak Efficiency |
PWM and PFM Operation Optimizes Conversion Efficiency From Heavy to Light Loads |
Automatic LX Slew-Rate Adjustment for Optimum Efficiency Across Operating Frequency Range |
Low 5µA (typ.) Shutdown Current |
Low 28µA (typ.) Quiescent Current |
Operates Reliably 42V Input Voltage Transient Protection Fixed 8ms Internal Software Start Reduces Input Inrush Current Cycle-by-Cycle Current limit, Thermal Shutdown with Automatic Recovery Reduced EMI Emission with Spread-Spectrum Control |
42V Input Voltage Transient Protection |
Fixed 8ms Internal Software Start Reduces Input Inrush Current |
Cycle-by-Cycle Current limit, Thermal Shutdown with Automatic Recovery |
Reduced EMI Emission with Spread-Spectrum Control |
VIN (V) (min) | 3.5 |
---|---|
VIN (V) (max) | 42 |
VOUT1 (V) (min) | 1 |
VOUT1 (V) (max) | 10 |
IOUT1 (A) (max) | 3.5 |
Switch Type | Internal |
Preset VOUT (V) | 5 |
Output Adjust. Method | PresetResistor |
Power Good Signal | Yes |
# DC-DC Outputs | 1 |
Switching Frequency (kHz) | 2002200 |
Design Tools | EE-Sim |
Package/Pins | TQFN-CU/16 |
BudgetaryPrice (See Notes) | 2.89 |
Silicon Manufacturer | Maxim Integrated Products |
---|---|
Silicon Core Number | MAX17245 |
Kit Application Type | Power Management |
Application Sub Type | Step Down DC / DC Converter |
Kit Contents | Eval Board MAX17245 |
Product Range | - |
Automotive Qualification Standard | - |
SVHC | No SVHC (15-Jan-2018) |
Eval Brd, Curr-Mode Step-Down Converter | Newark Electronics |
EVAL BRD, CURR-MODE STEP-DOWN CONVERTER | Farnell |
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