Search Results: Brightness

Display Backlighting Using High-Brightness LEDs and SEPIC Power ... [Open results in new window]
... アプリケーションノート 4236. Display Backlighting Using High-Brightness
LEDs and SEPIC Power Modules. 筆者：, Jim Christensen ...
japan.maxim-ic.com/appnotes.cfm/an_pk/4236 - 37k

Driving LEDs in Battery-Operated Applications: Controlling ... [Open results in new window]
... Driving LEDs in Battery-Operated Applications: Controlling Brightness Power
Efficiently. ... LED brightness matching and the value of series vs. ...
japan.maxim-ic.com/appnotes.cfm/an_pk/1804/ - 38k

Low-Power PWM Output Controls LED Brightness - マキシム [Open results in new window]
... キーワード: PWM, pulse-width modulation, LED brightness control, LED current regulator,
LED driver. ... Low-Power PWM Output Controls LED Brightness. ...
japan.maxim-ic.com/appnotes.cfm/an_pk/3866 - 20k

LDO Linear Regulator Improves White LED Brightness Matching ... [Open results in new window]
How to improve white LED brightness matching with a simple, inexpensive LDO linear
regulator. ... LDO Linear Regulator Improves White LED Brightness Matching. ...
japan.maxim-ic.com/appnotes.cfm/an_pk/1020 - 27k

Using Lookup Tables to Perform Gamma Correction on LEDs ... [Open results in new window]
... appnote presents an assembly program written for the MAXQ2000 microcontroller that
uses gamma correction to linearly increase and decrease the brightness of an ...
japan.maxim-ic.com/appnotes.cfm/an_pk/3667 - 24k

White-LED Driver Provides 64-Step Logarithmic Dimming ... [Open results in new window]
... To control the LED brightness, op amp U2 monitors the difference between the
high-side voltage and the wiper voltage of digital potentiometer U1. ...
japan.maxim-ic.com/appnotes.cfm/an_pk/3287 - 22k

Using DS1050 Programmable PWMs to Control a DC Motor and an LCD ... [Open results in new window]
This application note shows using the DS1050 to control both a CPU-type
fan and display brightness via a single 2-wire bus. ...
japan.maxim-ic.com/appnotes.cfm/an_pk/163 - 59k

How to Achieve a 300:1 Dimming Ratio with the DS3881/DS3882 CCFL ... [Open results in new window]
... Dynamic Light Brightness Changes at Low Dimming Levels. ... This intermediate
adjustment will reduce the relative change in lamp brightness. ...
japan.maxim-ic.com/appnotes.cfm/an_pk/3997 - 26k

Video Basics - マキシム [Open results in new window]
... The amplitude of this signal versus time represents the instantaneous
brightness at that physical point on the display. Figure 1 ...
japan.maxim-ic.com/appnotes.cfm/an_pk/734 - 43k

Designing a Buck-Boost LED Driver Using the MAX16834 ... [Open results in new window]
The MAX16834 current-mode high-brightness LED driver is featured, and the MAX16834
EV (evaluation) kit is used to implement the design. ...
japan.maxim-ic.com/appnotes.cfm/an_pk/4452 - 33k

車載システムへの高輝度(HB) LED ... [Open results in new window]
Article discusses challenges—cost, power, reliability, size, etc.—when integrating
HB LEDs in automotive systems. Multistring LED drivers lower component count, ...
japan.maxim-ic.com/appnotes.cfm/an_pk/4597 - 20k

Driving White LEDs in Clamshell Phones - マキシム [Open results in new window]
... The on-resistance of Q1 and Q2 should be small in comparison with R SENSE
to avoid having the LED brightness change with temperature. ...
japan.maxim-ic.com/appnotes.cfm/an_pk/3624 - 22k

Improving the Performance of the MAX4455 by Reducing On-Screen ... [Open results in new window]
... This is shown in Figure 3. The resistor divider formed by R14 and R sets the brightness
of the trailing white level, which can be set to equal the brightness ...
japan.maxim-ic.com/appnotes.cfm/an_pk/1943 - 22k

Circuit Drives Mixed Types and Quantities of LEDs - マキシム [Open results in new window]
... and type. That configuration allows the use of a single power supply and
a single point for adjusting LED brightness. Any power ...
japan.maxim-ic.com/appnotes.cfm/an_pk/1862 - 22k

EPOT Applications: Gain Adjustment in Op-Amp Circuits ... [Open results in new window]
... As with many of the circuits seen here, this includes circuits like volume or
brightness control where the user is going to iteratively adjust the circuit ...
japan.maxim-ic.com/appnotes.cfm/an_pk/864 - 36k

LEDs Are Still Popular (and Improving) after All These Years ... [Open results in new window]
... Radiometry measures radiant energy at all wavelengths (visible and invisible).
Photometry measures apparent brightness to the human eye. ...
japan.maxim-ic.com/appnotes.cfm/an_pk/1883/ - 56k

[PDF] Maxim EJ65_J.indd [Open results in new window]
... MONITOR MOTORS VALVES LIGHTS SWITCHES SOLENOIDS POSITION BRIGHTNESS VOLUME METERS
WEIGHT CONTROL ... POSITION BRIGHTNESS VOLUME METERS WEIGHT CONTROL MONITOR ...
pdfserv.maxim-ic.com/jp/an/A6514J.pdf