Switching Regulators

Maxim's high-efficiency switching regulator ICs provide longer battery life, generate less heat, and require less board space than competitive products. We provide a wide selection of DC-DC switching regulators and controllers to handle a broad range of applications.

Also see: Isolated Power


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MAX20003
36V, 220kHz to 2.2MHz, 2A/3A Fully Integrated Step-Down Converters with 15μA Operating Current

  • Operating VIN Range of 3.5V to 36V
  • 42V Load-Dump Protection
  • 15µA Quiescent Current When in Standby Mode

MAX20002
36V, 220kHz to 2.2MHz, 2A/3A Fully Integrated Step-Down Converters with 15μA Operating Current

  • Operating VIN Range of 3.5V to 36V
  • 42V Load-Dump Protection
  • 15µA Quiescent Current When in Standby Mode

MAX14663
BGM-Optimized Power Solution with Cable Detection

  • High-Efficiency Switching Charger Tailored for Small Capacity Batteries
  • Integrated Step-Up Converter
  • 3-Channel Programmable-LED Current Sinks

MAX17505
4.5V-60V, 1.7A, High-Efficiency, Synchronous Step-Down DC-DC Converter with Internal Compensation

  • Eliminates External Components and Reduces Total Cost
  • Reduces Number of DC-DC Regulators to Stock
  • Reduces Power Dissipation

MAX17552
60V, 100mA, Ultra-Small, High-Efficiency, Synchronous Step-Down DC-DC Converter with 22μA No-Load Supply Current

  • Eliminates External Components and Reduces Total Cost
  • Reduces Number of DC-DC Regulators to Stock
  • Reduces Power Dissipation

MAX15303
6A Digital PoL DC-DC Converter with InTune Automatic Compensation

  • InTune Automatic Compensation Ensures Stability While Optimizing Transient Performance
  • Integrated High- and Low-Side MOSFETs
  • State-Space Compensation Results in Fast Transient Response with Reduced Output Capacitance

VT1697SB
Smart Slave IC with Integrated Current and Temperature Sensors

  • Increased Power Density with Fewer External Components
  • Accurate Telemetry and Monitoring Provides Real-Time Reporting of Critical Parameters
  • Advanced Self-Protection Features Protects System and IC

MAX20751
Multiphase Master with PMBus Interface and Internal Buck Converter

  • Increased Power Density with Fewer External Components Needed
  • Optimized Component Performance and Efficiency with Reduced Design-In Time
  • Comprehensive System and IC Self-Protection Features Promote Increased Power-Supply Reliability

Type ID Title
Evaluation Board5707Evaluating a Quad Network Power-Sourcing Equipment (PSE) Controller
Evaluation Board5706Evaluating a Power-over-Ethernet IEEE 802.3af-Compliant Power-Sourcing Equipment Controller
Reference Circuit5481Virtex-6 FPGA GTX and Spartan-6 FPGA GTP Transceiver Power Modules
Reference Circuit3926HFRD-22.3: Modular GPON (MOGPON) ONT
Reference Circuit4389Supply-Chopped Dimming Control Boosts LED Driver Efficiency and Keeps Inrush Currents to a Minimum
Reference Circuit4384Boost Backlight LED Driver
Reference Circuit478Current-Limit Circuit for the Buck Regulator
Reference Circuit4380Reference Design for a 3S3P Rear Combination Lamp (RCL) LED Driver
Reference Circuit4385Reference Design for a Signal-Lamp LED Driver
Reference Circuit4452Designing a Buck-Boost LED Driver Using the MAX16834
Reference Circuit5137Layout Guidelines for the MAX16974/MAX16975/MAX16976 DC-DC Converters
Reference Circuit4322Simplified Lithium-Ion (Li+) Battery-Charger Testing
Reference Circuit4122Simple Regulator Provides Constant Voltage for High-Side Current Monitors
System Board5865MAXREFDES71# 2-Channel Analog Input/Analog Output with Transformer Driven Power
System Board5883MAXREFDES32# 2-Channel Analog Input/Analog Output with Flyback DC/DC
Reference Circuit4376Reference Design for a High-Input-Voltage, High-Output-Current Buck Controller Using the MAX15046
Reference Circuit4150Reference Design Using the MAX5066 for a High Performance Application
Reference Circuit3430A Triple-Output ±5% Regulated High Efficiency POE (Power over Ethernet) Supply
Reference Circuit3507IEEE 802.3af-Compliant Single-Port, Power-Sourcing-Equipment Application
Reference Circuit3218Power Supply Meets AMD K8 Low-Power Mobile Specification
Reference Circuit3912Low-Cost, Complete Power Solution for Powered Devices Includes a 12V Buck Converter
Reference Circuit4387Offline LED Driver Reference Design
Reference Circuit4329How to Use the MAX15005 Current-Mode Controller as a Boost Circuit for an Automotive Cold-Crank Conditio
System Board5672Fit Vital Signs Monitoring Shirt
Reference Circuit4367Adding Three Power MOSFETs Lets a Single Step-Down Converter Drive RGB LEDs in Projectors
System Board5896MAXREFDES39#: Power Amplifier Biasing through MAX11300 PIXI
System Board5815Palo Verde (MAXREFDES33#): Step-Down Converter
Reference Circuit4375Reference Design for a High-Current Power Supply with Lossless Current Sensing Using the MAX5060
Reference Circuit4162Reference Design for a Powered-Device (PD) Module Based on the MAX5941B PWM Controller
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