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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

VFD Drivers
White-LED Power Supplies

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PDF (105K)

App Note 4397 Abstract
MAX6960 Programming Guide for Large LED Displays

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PDF (58K)

App Note 4393 Abstract
Selecting HB LED Drivers for Automotive Lighting Applications

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PDF (28K)

App Note 4092 Abstract
How to Prevent Flicker Caused by Burst Dimming

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PDF (116K)

App Note 4147 Abstract
How to Modify the Soft-Start Profile of the DS3994

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PDF (42K)

App Note 3532 Abstract
High-Power LED Driver Accepts Wide Input-Voltage Range

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PDF (27K)

App Note 1004 Abstract
Multiplexing Shutdown Allows Text to be Displayed

General

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PDF (122K)

App Note 3729 Abstract
Using the MAX6951/MAX6950 LED Display Drivers with SPI Interface to Communicate with the MAXQ2000 Microcontroller

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PDF (102K)

App Note 3513 Abstract
Design Challenges for Backlighting LCD TVs

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PDF (28K)

App Note 3536 Abstract
Moving-Coil Meter Measures Low-Level Currents

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PDF (61K)

App Note 1879 Abstract
Using Maxim SPI-compatible Display Drivers with other SPI Peripherals

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PDF (29K)

App Note 1154 Abstract
Vacuum-Fluorescent-Display (VFD) Tube Manufacturers' Web Sites

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PDF (57K)

App Note 828 Abstract
LED Manufacturers' Web Sites

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PDF (68K)

App Note 1193 Abstract
Electronic Displays Comparison

LCD Drivers

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PDF (29K)

App Note 4331 Abstract
Programming 10-Bit Gamma Registers on the DS3514

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PDF (79K)

App Note 3898 Abstract
Calculator Simplifies Programming the Burst Dimming Stagger on the DS3994 Cold-Cathode Fluorescent Lamp (CCFL) Controller

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PDF (52K)

App Note 3720 Abstract
Options for Embedded User Interfaces

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PDF (52K)

App Note 3695 Abstract
DS3984/DS3988 Common Lamp Return

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PDF (70K)

App Note 3658 Abstract
Serializing an HD44780 LCD Display

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PDF (57K)

App Note 3528 Abstract
CCFL Characteristics

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PDF (35K)

App Note 3467 Abstract
SMBus I/O Expander Controls LCD Bias Voltage

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PDF (62K)

App Note 3326 Abstract
PWM Sets Output of LCD/LED Driver

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PDF (111K)

App Note 163 Abstract
Using DS1050 Programmable PWMs to Control a DC Motor and an LCD LED Backlight

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PDF (10K)

App Note 950 Abstract
Single-Cell Boost Converter Generates Auxiliary Bias For LCD

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PDF (27K)

App Note 239 Abstract
Regulated LCD-Bias Generator Requires No Inductor

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PDF (165K)

App Note 1176 Abstract
LCD Contrast Control Using Dallas Semiconductor Digital Potentiometers

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PDF (46K)

App Note 415 Abstract
Buffering Scheme Drives Large LCDs

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PDF (95K)

App Note 416 Abstract
Temperature Compensation Stabilizes LCD Contrast

LED Drivers

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PDF (42K)

App Note 4328 Abstract
Low-Loss LED Driver Improves a System's Green Footprint by Boosting Efficiency and Extending Battery Life

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PDF (332K)

App Note 4208 Abstract
Designing an LED-Based Video-Display Board

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PDF (133K)

App Note 4379 Abstract
Display Different LED Sequences Using the MAXQ2000 Microcontroller with the MAX6970 LED Driver

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PDF (128K)

App Note 4151 Abstract
Using the MAX15005 Supply and Driver for an LED Application

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PDF (159K)

App Note 4086 Abstract
Replace Inefficient MR16 Halogen Lamps with LEDs

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PDF (37K)

App Note 4021 Abstract
MAX6956 Programming Guide

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PDF (32K)

App Note 3871 Abstract
White-LED Driver Includes Overtemperature Protection

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PDF (31K)

App Note 3866 Abstract
Low-Power PWM Output Controls LED Brightness

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PDF (44K)

App Note 3755 Abstract
High-Power White-LED Driver Operates on 1 or 2 Alkaline Cells

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PDF (122K)

App Note 3729 Abstract
Using the MAX6951/MAX6950 LED Display Drivers with SPI Interface to Communicate with the MAXQ2000 Microcontroller

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PDF (114K)

App Note 3688 Abstract
Using the MAXQ2000 with the MAX6960 to Create a Stock Quote Display System

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PDF (52K)

App Note 3720 Abstract
Options for Embedded User Interfaces

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PDF (50K)

App Note 3667 Abstract
Using Lookup Tables to Perform Gamma Correction on LEDs

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PDF (81K)

App Note 3668 Abstract
High-Efficiency Current Drive for High-Brightness LEDs

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PDF (91K)

App Note 3639 Abstract
Design of a Nonisolated, Flyback LED Driver Circuit

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PDF (42K)

App Note 3532 Abstract
High-Power LED Driver Accepts Wide Input-Voltage Range

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PDF (56K)

App Note 3509 Abstract
Individual LED Intensity Control with MAX6958/MAX6959 LED Drivers

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PDF (124K)

App Note 3462 Abstract
Extending MAX6954 and MAX6955 Keyscan Beyond 32 Keys

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PDF (38K)

App Note 3461 Abstract
Extending the MAX6959 LED Display-Driver Keyscan from 8-Keys to 12-Keys

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PDF (35K)

App Note 3445 Abstract
High-Voltage LED Driver Provides Software-Controlled Intensity

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PDF (37K)

App Note 3444 Abstract
Light Is On When Power Is Out

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PDF (62K)

App Note 3326 Abstract
PWM Sets Output of LCD/LED Driver

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PDF (225K)

App Note 3212 Abstract
Quick-Start: Driving 16-Segment Displays with the MAX6954

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PDF (95K)

App Note 3211 Abstract
Quick-Start: Driving 14-Segment Displays with the MAX6954

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PDF (236K)

App Note 3210 Abstract
Quick-Start: Driving 7-Segment Displays with the MAX6954

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PDF (77K)

App Note 2782 Abstract
Using a PC to Experiment with the MAX7219 and MAX7221 LED Display Drivers

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PDF (39K)

App Note 2791 Abstract
Using the MAX6955 LED Display Driver with a PIC Microcontroller to Scroll Messages

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PDF (74K)

App Note 1942 Abstract
Driving 4-1/2 Digit Counter Displays with the MAX6958/59 LED Drivers

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PDF (57K)

App Note 1936 Abstract
Driving 4-1/2 Digit Meter Displays with the MAX6958/59 LED Drivers

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PDF (62K)

App Note 1928 Abstract
Wiring the MAX6958/59 to 4-Digit Clock Displays

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PDF (71K)

App Note 1880 Abstract
Charlieplexing - Reduced Pin-Count LED Display Multiplexing

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PDF (61K)

App Note 1879 Abstract
Using Maxim SPI-compatible Display Drivers with other SPI Peripherals

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PDF (57K)

App Note 828 Abstract
LED Manufacturers' Web Sites

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PDF (43K)

App Note 1196 Abstract
Using the MAX7219/7221 to Drive Higher Voltage or Current

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PDF (86K)

App Note 1034 Abstract
Software Control of the MAX6952 and MAX6953 LED Drivers in Graphic Applications

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PDF (71K)

App Note 876 Abstract
Migrating from the MAX7219 and MAX7221 to the MAX6950 and MAX6951 LED Drivers

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PDF (102K)

App Note 874 Abstract
Using the MAX6950 and the MAX6951 LED Display Drivers with Multiplex Dual-Digit Displays

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PDF (45K)

App Note 1148 Abstract
Adding Global LED Intensity Control to the MAX6954 and MAX6955 LED Drivers

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PDF (46K)

App Note 1146 Abstract
Adding Panel LED Intensity Control to MAX6952 and MAX6953 5x7 Matrix LED Drivers

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PDF (35K)

App Note 1131 Abstract
Selecting Numeric and Alphanumeric Display Configurations for the MAX6954 and MAX6955 SPI and I²C LED Display Drivers

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PDF (395K)

App Note 1142 Abstract
Experimenting with the MAX6956 and MAX6957 SPI and I²C GPIO and LED Display Drivers from a PC

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PDF (33K)

App Note 1141 Abstract
Adding Global Intensity Control to the MAX6956 and MAX6957 Static LED Drivers

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PDF (32K)

App Note 141 Abstract
Data Multiplexer Adds Cursor To MAX7219 or MAX7221 LED 7 Segment Display Driver

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PDF (60K)

App Note 875 Abstract
Experimenting with the MAX6950 and the MAX6951 SPI LED Display Drivers from a PC

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PDF (141K)

App Note 1033 Abstract
Building Dot Matrix Graphic Panels with the MAX6952 and MAX6953 5x7 LED Drivers

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PDF (93K)

App Note 980 Abstract
Experimenting with the MAX6952 and MAX6953 SPI and I²C LED Display Drivers from a PC

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PDF (95K)

App Note 416 Abstract
Temperature Compensation Stabilizes LCD Contrast

VFD Drivers

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PDF (61K)

App Note 1879 Abstract
Using Maxim SPI-compatible Display Drivers with other SPI Peripherals

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PDF (29K)

App Note 1154 Abstract
Vacuum-Fluorescent-Display (VFD) Tube Manufacturers' Web Sites

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PDF (63K)

App Note 1748 Abstract
VFD Grid/Anode Supply Using MAX6850-MAX6853 PUMP Output

White-LED Power Supplies

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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 4021 Abstract
MAX6956 Programming Guide

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PDF (32K)

App Note 3871 Abstract
White-LED Driver Includes Overtemperature Protection

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PDF (81K)

App Note 3668 Abstract
High-Efficiency Current Drive for High-Brightness LEDs

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PDF (91K)

App Note 3639 Abstract
Design of a Nonisolated, Flyback LED Driver Circuit

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PDF (42K)

App Note 3532 Abstract
High-Power LED Driver Accepts Wide Input-Voltage Range

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PDF (39K)

App Note 3287 Abstract
White-LED Driver Provides 64-Step Logarithmic Dimming

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PDF (125K)

App Note 3256 Abstract
Why Drive White LEDs with Constant Current?

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PDF (47K)

App Note 3014 Abstract
LDO Improves White LED Current Matching

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PDF (29K)

App Note 1871 Abstract
Single FET Controls 2nd LED Array in Switch-Mode LED Backlight

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PDF (45K)

App Note 1862 Abstract
Circuit Drives Mixed Types and Quantities of LEDs

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PDF (23K)

App Note 1116 Abstract
Compact, Inductorless Boost Circuit Regulates White-LED Bias Current

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PDF (182K)

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 (47K)

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

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