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Maxim > Designer's Library > App Notes

Application Notes by Category

Over 2000 application notes and technical articles written by engineers, for engineers.
You can comment on any application note and contribute to the engineering community.
These articles offer experienced analysis, design ideas, reference designs, and tutorials—to make you an expert.

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Newest Appnotes

Power-Supply Circuits

Application Notes for:

Application Notes by Topology:

ALSO SEE: Power-Supply Cookbook — Tested designs, with bill of materials, to meet your specs.

Linear Regulator/LDO

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App Note 4404 Abstract
Using a Linear Regulator to Produce a Constant Current Source

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PDF (108K)

App Note 4456 Abstract
Understand Thermal Derating Aspects of PWM ICs to Ensure the Best System Performance

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PDF (92K)

App Note 4364 Abstract
Ultra-Low Quiescent-Current Linear Regulator for Automotive Air Bags

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App Note 752 Abstract
Creating a Fast Load Transient

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PDF (64K)

App Note 4087 Abstract
An Introduction to Switch-Mode Power Supplies

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PDF (33K)

App Note 3865 Abstract
Single Resistor Provides Extra Current from a Linear Regulator

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PDF (49K)

App Note 3756 Abstract
High-IOUT LDO Regulator Has Excellent Transient Response

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PDF (276K)

App Note 3657 Abstract
Ultra-Low-Noise LDO Achieves 6nV/√Hz Noise Performance

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PDF (120K)

App Note 3672 Abstract
Noise Reduction for the MAX1864 Auxiliary Regulator

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App Note 3656 Abstract
Single Transistor Reduces LDO Noise by 46dB

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App Note 3626 Abstract
Adding a Watchdog to a Dual-Output Power Supply

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App Note 3627 Abstract
Modified LDO Regulator Sinks PECL-Termination Current

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PDF (38K)

App Note 3603 Abstract
Buck Converters Proliferate in Handhelds as Features and Processing Power Increase

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App Note 3333 Abstract
Pass Transistor Enhances Regulator's Output Current

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App Note 3202 Abstract
5V Auxiliary Power Supply Teams LDO and Charge Pump

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App Note 3198 Abstract
Modified LDO Sinks PECL-Termination Current

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App Note 3014 Abstract
LDO Improves White LED Current Matching

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PDF (87K)

App Note 3174 Abstract
Selecting Power Management for Cellular Handsets

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PDF (26K)

App Note 2047 Abstract
Step-Up/Step-Down Converter Features Ultra-Low Quiescent Current

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PDF (28K)

App Note 1853 Abstract
External Pass Transistor Lowers Dropout Voltage

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App Note 1803 Abstract
Simple Circuit Provides +5V Gate Bias From -48V Input

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App Note 1791 Abstract
Inductorless Voltage Converter Boosts a Single Lithium Cell

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App Note 898 Abstract
Selecting LDO Linear Regulators for Cellphone Designs

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PDF (98K)

App Note 883 Abstract
Improved Power Supply Rejection For IC Linear Regulators

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App Note 751 Abstract
Linear Regulators in Portable Applications

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App Note 672 Abstract
Power Supplies for Pentium, PowerPC, and Beyond

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App Note 280 Abstract
Power Supplies for Telecom Systems

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PDF (46K)

App Note 1134 Abstract
Uninterruptible Power Supply for USB Devices

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PDF (47K)

App Note 1020 Abstract
LDO Linear Regulator Improves White LED Brightness Matching

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PDF (37K)

App Note 947 Abstract
Dual Power Supply for Wallcube/Battery-Powered Systems

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PDF (51K)

App Note 737 Abstract
Choosing the Right Power-Supply IC for your Application

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App Note 821 Abstract
The MAX1864/MAX1865 Compensation Calculator

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App Note 673 Abstract
5-to-1.8V Converter Works Without Magnetics

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App Note 482 Abstract
JFET Increases Voltage Rating for Linear Regulator

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App Note 269 Abstract
Trading Performance for Cost in Portable Power Supplies

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App Note 295 Abstract
Emitter-Follower Boosts Linear Regulator's Output Current

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PDF (29K)

App Note 966 Abstract
Low Battery Monitor Delays System Shutdown

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PDF (54K)

App Note 954 Abstract
Increase Regulator Input Voltage

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PDF (60K)

App Note 44 Abstract
Regulated Step-Up Converter Provides High Efficiency Without Inductors

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PDF (165K)

App Note 969 Abstract
High-Power Voltage Regulator Has Low Dropout Voltage

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