Maxim is a leading supplier of integrated circuits for power and battery management applications. We offer a wide range of power conversion and control ICs and our battery management products provide charging and monitoring functions. Our products are designed to meet the needs of various applications in industrial, communications, automotive, consumer and medical markets.

Switching Regulators
Battery Management
Isolated Power

PMICs
Charge Pumps
Linear Regulators
LED Drivers

Motor Driver ICs
Protection and Control
Display Power and Control

Supervisors, Voltage Monitors, and Sequencers

Reference Designs Design Resources Videos

Reference Designs

Non-isolated 5V/2.5A PoE Powered Device Power Supply

MAXREFDES98

This non-isolated PoE powered device design combines a PD controller and buck converter on a 1.2 in2 board. It accepts 36V to 57V input with 5V output up to 2.5A.

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Non-isolated 12V/1A PoE Powered Device Power Supply

MAXREFDES108

This non-isolated PoE powered device design combines a PD controller and buck converter on a 1.2 in2 board. It accepts 36V to 57V input with 12V output up to 1A.

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Isolated 24V to 5V 2W Flyback Power Supply

MAXREFDES111

This isolated, 24V to 5V, 2W, flyback power supply design delivers 79% peak efficiency and provides up to 400mA at 5V output. Multiple transformers have been pre-qualified to transformer selection.

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Design Resources

EE-Sim® Design Tool

Design and Simulate Online

Technical Documents

Browse Popular Technical Documents:

Choose the Right Regulator for the Job: Part 1, Regulator Control Schemes

PoE and LED Lighting: the Perfect Match

Realizing Industry 4.0: Essential System Considerations

Golf Offers Insight to Wearable IoT Technology Trends

Get a Constant +5V Output by Switching Between a +5V Input and a Single-Cell Li+ Rechargeable Cell

Overview of USB Battery Charging Revision 1.2 and the Important Role of Charger Detectors

View All Technical Documents ›

Videos

Buck Converter: The Power Train and LC Filter
34:21 July 13, 2016

Choose the Right Step-Up/Step-Down Voltage Regulator for Portable Applications
8:36 June 14, 2016

EE-Sim DC-DC Tool Overview
9:27 March 04, 2016

View All Videos ›

Related Resources

Product Tree

New Products

MAX17525
High-Accuracy, Adjustable Power Limiter

Robust, High-Power Protection Reduces System Downtime
Enables Fast Startup and Brownout Recovery
Flexible Design Enables Reuse and Less Requalification

MAX77231
2.75V to 4.8V Input, 10mA Output, 35µV_RMS Ultra Low Noise and Ripple Boost Regulator

Ultra-Small Solution Size (< 7mm²)
35µV_RMS (typ) Output Ripple/Noise
11.2V/10mA Output

MAX17690
60V, No-Opto Isolated Flyback Controller

4.5V to 60V Input Voltage Range
No Optocoupler or Third Winding Required to Derive Feedback Signal Across Isolation Boundary
2A/4A Peak Source/Sink Gate Drive Currents

MAXREFDES116
MAXREFDES116#: Isolated 24V to 5V 40w Power Supply

MAX30031
Defibrillation/Surge/ESD Protector

Low Leakage Defibrillation Protection IC Helps ECG Systems
Low Capacitance ～ 3pF
Low Leakage ～ 20pA @ 70°C

MAX30034
Defibrillation/Surge/ESD Protector

Low Leakage Defibrillation Protection IC Helps ECG Systems
Low Capacitance ～ 3pF
Low Leakage ～ 20pA @ 70°C

MAX30032
Defibrillation/Surge/ESD Protector

Low Leakage Defibrillation Protection IC Helps ECG Systems
Low Capacitance ～ 3pF
Low Leakage ～ 20pA @ 70°C

MAX30033
Defibrillation/Surge/ESD Protector

Low Leakage Defibrillation Protection IC Helps ECG Systems
Low Capacitance ～ 3pF
Low Leakage ～ 20pA @ 70°C

MAX14738
High-Current Overvoltage Protectors with Adjustable OVLO

Protects High-Power Portable Devices
Flexible Overvoltage Protection Design
Additional Protection Features Increase System Reliability

MAX14739
High-Current Overvoltage Protectors with Adjustable OVLO

Protects High-Power Portable Devices
Flexible Overvoltage Protection Design
Additional Protection Features Increase System Reliability

MAX20305
Low On-Resistance, Bidirectional Overvoltage Protector with Current Sense

Protect Portable Devices
Flexible Overvoltage Protection
Additional Protection Features Increase System Reliability

MAX20306
Low On-Resistance, Bidirectional Overvoltage Protector with Current Sense

Protect Portable Devices
Flexible Overvoltage Protection
Additional Protection Features Increase System Reliability

MAXREFDES114
MAXREFDES114#: Isolated 24V to 5V 10W Power Supply

MAX14742
Compact 6A Smart Power Path Selector

Provides Robust Bidirectional Power Path
Flexible System Design with Battery Connect, Reset, and Disconnect
GPIO Control: MAX14741/MAX14742

MAX14741
Compact 6A Smart Power Path Selector

Provides Robust Bidirectional Power Path
Flexible System Design with Battery Connect, Reset, and Disconnect
GPIO Control: MAX14741/MAX14742

MAX14740
Compact 6A Smart Power Path Selector

Provides Robust Bidirectional Power Path
Flexible System Design with Battery Connect, Reset, and Disconnect
GPIO Control: MAX14741/MAX14742

MAX77650
Ultra-Low Power PMIC with 3-Output SIMO and Charger Optimized for Small Li+ Batteries

Highly Integrated
Low Power
Charger Optimized for Small Battery Size

MAX77651
Ultra-Low Power PMIC with 3-Output SIMO and Charger Optimized for Small Li+ Batteries

Highly Integrated
Low Power
Charger Optimized for Small Battery Size

MAX17606
Secondary-Side Synchronous MOSFET Driver for Flyback Converters

Wide 4.5V to 36V Input
2A/4A Peak Source/Sink Gate Drive Currents
Suitable for Discontinuous Conduction Mode (DCM), Border Conduction Mode (BCM)

MAX15090B
2.7V to 18V, 12A, Hot-Swap Solution with Current Report Output

Integration Reduces Solution Size for Blade Servers and Other Space-Constrained Designs
Flexibility Enables Use in Many Unique Designs
Safety Features Ensure Accurate, Robust Protection

MAX15090C
2.7V to 18V, 12A, Hot-Swap Solution with Current Report Output

Integration Reduces Solution Size for Blade Servers and Other Space-Constrained Designs
Flexibility Enables Use in Many Unique Designs
Safety Features Ensure Accurate, Robust Protection

MAXREFDES115
MAXREFDES115#: Isolated 24V to 5V 20W Power Supply

MAXREFDES112
MAXREFDES112#: Isolated 24V to 12V 10W Flyback Power Supply

MAX14736
Precision, Ultra-Fast, Low Supply Current, Bidirectional Overvoltage Protector

Protects Battery-Connected Modules with Minimal Power Consumption
Allows Precise Design in OVLO Implementation
Increases System Reliability Through Premium Security

MAX14737
Precision, Ultra-Fast, Low Supply Current, Bidirectional Overvoltage Protector

Protects Battery-Connected Modules with Minimal Power Consumption
Allows Precise Design in OVLO Implementation
Increases System Reliability Through Premium Security

MAX17559
60V, Dual-Output, Synchronous Step-Down Controller

Wide Range of Operation
Enhances Power Efficiency
Operates Reliably in Adverse Industrial Environments

MAX17546
4.5V–42V, 5A, High-Efficiency, Synchronous Step-Down DC-DC Converter with Internal Compensation

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

MAX17536
4.5V to 60V, 4A, High-Efficiency, Synchronous Step-Down DC-DC Converter with Internal Compensation

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

New Products