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Application Notes

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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Power-Supply Circuits

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

Charge Pump

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PDF (30K)

App Note 4417 Abstract
Transceiver IC Generates ±30V

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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 (70K)

App Note 4187 Abstract
Negative Charge Pumps Achieve Inductor-Like Efficiency for WLED Backlights

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PDF (37K)

App Note 752 Abstract
Creating a Fast Load Transient

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PDF (54K)

App Note 4078 Abstract
Extend Current-Sense Amplifier's Input Range Down to 0V

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PDF (224K)

App Note 3740 Abstract
How to Generate Auxiliary Supplies from a Positive Buck DC-DC Converter

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PDF (34K)

App Note 3659 Abstract
Simple Circuit Converts +5V to -10V

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PDF (27K)

App Note 3534 Abstract
Charge Pump Converts -5V to +5V

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PDF (30K)

App Note 3441 Abstract
Circuit Board Layout Guidelines for White LED Charge Pumps

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PDF (105K)

App Note 3243 Abstract
White-LED Boost Converter vs. Charge Pump

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PDF (38K)

App Note 3330 Abstract
Build a Charge Pump with Ultra-Low Quiescent Current (Iq)

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PDF (42K)

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

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PDF (146K)

App Note 1804 Abstract
Driving LEDs in Battery-Operated Applications: Controlling Brightness Power Efficiently

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PDF (65K)

App Note 1876 Abstract
Doubler/Inverter Charge Pumps Divide by Two

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PDF (36K)

App Note 1875 Abstract
Triple Capacitive Voltage Inverter with the MAX871

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PDF (31K)

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

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PDF (37K)

App Note 1751 Abstract
High-V DC-DC Converter Is Ideal for MEMS (Warning: High-Voltage Circuit)

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PDF (59K)

App Note 1213 Abstract
Tracking Power Supply Has Dual Outputs

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PDF (158K)

App Note 1037 Abstract
Charge-Pump and Step-Up DC-DC Converter Solutions for Powering White LEDs in Series or Parallel Connections

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PDF (29K)

App Note 1021 Abstract
Buck/Boost Charge-Pump Regulator Powers White LEDs from a Wide 1.6V to 5.5V Input

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PDF (50K)

App Note 718 Abstract
Properties of the Charge-Pump Voltage Splitter

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PDF (38K)

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

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PDF (43K)

App Note 824 Abstract
Miniature, Precision Negative Reference Requires No Precision Resistors

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PDF (37K)

App Note 782 Abstract
Charge Pump Doubles Negative Voltage

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PDF (32K)

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

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PDF (26K)

App Note 297 Abstract
Tripler Converts 5V to 15V

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PDF (57K)

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

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PDF (28K)

App Note 1071 Abstract
DAC-Powered Charge Pump Varies Negative Rail

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PDF (22K)

App Note 577 Abstract
High-Frequency Switching IC Powers Portable Telephone

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PDF (43K)

App Note 146 Abstract
DC-DC Switch-Mode Power-Supply Controller Drives Regulated Charge Pump

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PDF (38K)

App Note 1199 Abstract
Voltage-Inverter IC Forms High-Efficiency Rail Splitter

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PDF (29K)

App Note 974 Abstract
Discrete Charge Pump Adds -12V Output to +12V Boost Converter

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