The sourcedriver power supplies consist of a boostconverter and an inverting. Our dcdc led backlight drivers also use dialogs proprietary digital control techniques, including broadled technology to enable the use of loosely binned, lowcost led arrays, as well as a digital control engine that generates the pwm wave form and manages all fault conditions, eliminating the need for expensive microcontrollers. From rgb backlight to multiple string white led driver applications, the backlight led driver products family has various solutions to suit different customers needs. Maxims continually expanding portfolio includes products covering the full range of efficient switchmode topologies stepdown, stepup, sepic as well as some linear led drivers. The max25024 is a 4channel backlight driver ic with boost controller for automotive displays. This provides enough headroom for proper operation of the led driver. Tested circuit schematic description test data layout boost backlight led driver by.
Integrated with four i2ccontrolled, 150 ma led backlight drivers and four output thinfilm transistor liquid crystal display tftlcd bias, it is designed to provide a smaller footprint than existing. This is a reference design for an led display backlight driver. Integrated tft power supply and led backlight drivers. Led driver ics system knowhow applications flexibilitiy st position. Maxim s integrated led backlight driver and tftlcd bias solution supports newer panel types to help automotive manufacturers adopt lower cost yet higher resolution panels with smaller solution size and a high level of integration. Find the right led drivers and led driver ics from maxim integrated portfolio of led driver products covering the full range of efficient switchmode topologies stepdown, stepup, sepic as well as some linear led drivers. This application note details a stepbystep design process for the max20446 6channel backlight high brightness led driver and highlights the calculations needed to speed up the selection of critical components. Maxim s led backlight driver with integrated lcd bias. Stmicroelectronics, datapoint and darnell 2008 isupply 2010. Automotive display led backlight driver with integrated. Appropriate lightemitting diode drivers give more flexibility in designing.
Tps61500 high brightness led driver with integrated 3a, 40v. Automotive infotainment system designers can benefit from the new max20069 chip that allows the design of bigger, higherresolution displays at a lower cost and at a smaller resolution size. Aug 28, 2018 maxim s led backlight driver smallest footprint for larger automotive displays automotive infotainment designers can now upgrade to bigger, higher resolution displays with greater ease, reduced cost and smaller solution size with the max20069 from maxim integrated products, inc. Led backlight driver with integrated lcd bias delivers. Maxim s led backlight driver with integrated lcd bias delivers smallest footprint for larger automotive displays. Automotive infotainment designers can now upgrade to bigger, higher resolution displays with greater ease, reduced cost and smaller solution size with the max20069 from maxim integrated. Maxim s led backlight driver with integrated lcd bias delivers smallest footprint for larger automotive displays max20069 reduces design size by onethird versus competitive solutions.
The device integrates one buckboost converter, oneboost converter, two gate driver supplies, and a boostsepic converter that can power one to two strings ofleds in the display backlight. Maxim s led backlight driver with integrated lcd bias delivers smallest footprint for larger automotive displays max20069 reduces design size by onethird versus competitive solutions san jose, calif. It is an ideal driver for high brightness 1w or 3w led. Max20069 led backlight driver with integrated lcd bias. Global led backlight display driver ics market 2019 macroblock. It integrates one buckboost converter, one boost converter, two gate driver supplies and a boostsepic converter that can power one to four strings of leds in the display backlight. Maxim max20446 6channel backlight driver comes with a boost controller for automotive displays and can sink up to ma led current each. Maxims integrated tftlcd bias and led backlight driver aligns with the growth trends in this category. We forecast that shipments of automotive panels will increase by 12 percent this year to reach 165 million units. The source driver power supplies consist of a boostconverter and an inverting.
By paralleling five drivers per led string, the ic provides 150ma per string. The design uses a boost power supply with adaptive feedback for efficiency and linear current sinks for a high dimming ratio 2000. Maxim s new ic max20069, which integrates four i2ccontrolled, 150ma led backlight drivers and a fouroutput thinfilmtransistor liquidcrystal display tftlcd bias in a single chip, allows automotive infotainment designers to upgrade to bigger, higher resolution displays with greater ease, reduced cost and smaller solution size. How to overcome the design challenges of new automotive display. Maxim s led display controllers include fault detection and output currents as high as 50ma. If the current lcd is going endoflife and the recommended replacement lcd has an led backlight and a builtin driver, there is an option that can make the lcd upgrade as seamless as possible. The report involves insightful data on the main sectors of the global backlight led driver market. Led driver ic s highbrightness led drivers are integrated circuits that are optimized to efficiently drive strings of highbrightness leds. The integrated current outputs sink up to ma led current each. Mar 23, 2020 mar 23, 2020 wiredrelease via comtex the report points that are discussed within the systematic approach are the major market players that are involved in the led backlight display driver ics. Highbrightness leds are now commonly used for automotive applications ranging from headlights to interior lighting to infotainment lcd backlighting. Led solutions for lcd backlighting mouser electronics.
The max20069 provides the industrys first solution integrating four. By maxim contributed content tuesday, october 15, 20 shares. Led drivers and backlighting automotive, led, oled. Maxims led backlight driver smallest footprint for. Description the max20070max20070b are highly integrated power supplies and led backlight drivers for automotive tftlcd applications. Automotive display led backlight driver with integrated lcd bias. Global led backlight display driver ics market insights. The max16923 integrates a highvoltage buck converter. Nxp offers a number of led backlight solutions for all sizes of lcd panels. This dimmable led driver is designed to power a 60 v led voltage string at. The ic integrates one buckboost converter, one boost converter, two gatedriver supplies, and a boostsepic converter that can power one to four strings of leds in the display backlight. Maxim integrated max20069 integrates four i2ccontrolled, 150ma led backlight drivers and a fouroutput thinfilmtransistor liquidcrystal display tft lcd. High brightness led driver with integrated 3a, 40v power switch.
The input voltage is 8v to 18v with 50v transients. According to the company, the max20069 provides the industrys first solution integrating four i 2 ccontrolled, 150ma led backlight drivers and a fouroutput thinfilmtransistor liquidcrystal display tft. Sep 28, 2019 automotive manufacturers are choosing more screens, larger panels and brighter displays across several vehicle lines to support a safer and a lot more engaging experience on the highway, said szukang hsien, executive business manager, automotive business unit, maxim integrated. The device integrates one buckboost converter, oneboost converter, two gatedriver supplies, and a boostsepic converter that can power one to two strings ofleds in the display backlight. White led supply for lcd backlight mobile phonesmart phones pda and organizers. Global backlight led driver market 2020 microchip, texas. The design uses the max16809 which is an integrated, highefficiency white led driver designed for led backlighting and other led lighting applications with multiple strings of leds. The max20446 is a peak currentmodecontrolled led driver, capable of driving up to six led strings in several different configurations. Switching from ccfl to led backlighting electronic products. Led backlight implementation as an example, the max20446 is a sixchannel backlight driver with boost controller for automotive displays. The device integrates four i2ccontrolled, 150 ma led backlight drivers and a fouroutput thinfilmtransistor liquidcrystal display tftlcd bias in a single chip. Aug 23, 2018 smallest footprint for larger automotive displays. Maxims led backlight driver smallest footprint for larger.
Maxims led backlight driver delivers smallest footprint for larger. Global led backlight display driver ics market offers a profound synopsis of the industry, in which the led backlight display driver ics industry is first defined before estimating its market scope and size. The devices integrate one buckboost converter, one boost converter, two gatedriver supplies, and a boostsepic converter that can power one to two strings of leds in the display backlight. Maxim provides stateoftheart display controllers for the segmented and dotmatrix display markets. The ic can reduce design footprint up to onethird compared to the closest competitors parts. Automotive manufacturers are using more screens, larger panels and brighter displays across several vehicle lines to support a safer and more engaging experience on the road, said szukang hsien, executive business manager, automotive business unit, maxim integrated. The max16834 is a currentmode highbrightness led hb led driver for boost, boostbuck, sepic, and highside buck topologies. Global led backlight display driver ics market insights 2019. Maxims led backlight driver with integrated lcd bias. The max20069 from maxim integrated products automotive is designed to allow infotainment designers to upgrade to bigger, higher resolution displays with greater ease, reduced cost, and smaller solution size. Maxim integrated max20069 integrates four i2ccontrolled, 150ma led backlight drivers and a fouroutput thinfilmtransistor liquidcrystal display tftlcd. Maxims led backlight driver delivers smallest footprint.
Maxims led backlight drivers delivers smallest footprint. Major players in led backlight display driver ics market. Global led backlight display driver ics market insights 20192025 texas instruments, macroblock, maxim integrated, advanced analogic technologies, analog devices apexresearch april 8, 2020 the report involves insightful data on the main sectors of the global led backlight display driver ics market. Maxim s integrated led backlight driver and tftlcd bias solution. The report has segmented market, by its types and applications.
The tps61500 is a monolithic switching regulator with integrated 3a, 40v power switch. The devices integrate one buckboost converter, one boost converter, two gate driver supplies, and a boostsepic converter that can power one to two strings of leds in the display backlight. Led backlight display driver ics market economic forecasting. Max20069 reduces design size by onethird versus competitive solutions automotive infotainment designers can now upgrade to bigger, higher resolution displays with greater ease, reduced cost and smaller solution. Other led strings will have a lower series voltage and thus those drivers have greater headroom. The max20069 supports the high current required by the proposed new generation of displays with 150 ma per channel in the fourchannel led driver. Ic led driver backlighting max20069 maxim integrated. Max20069 reduces design size by onethird versus competitive solutions. Aug 22, 2018 maxim s led backlight driver with integrated lcd bias delivers smallest footprint for larger automotive displays. The max20069 from maxim integrated products integrates four i2ccontrolled, 150 ma led backlight drivers and a fouroutput tftlcd bias.
Aug 23, 2018 we forecast that shipments of automotive panels will increase by 12 percent this year to reach 165 million units. Tps61500 high brightness led driver with integrated 3a. Compare all products in backlight led drivers email download to. The max20069 is a highly integrated tft power supply and led backlight driver ic for automotive tftlcd applications. How to overcome the design challenges of new automotive. General descriptionthe max20070 is a highly integrated power supply andled backlight driver for automotive tftlcd applications. The max21610 is a 16channel modular backlight driver for use with automotive displays. Jim christensen, strategic applications engineer jul 27, 2009 abstract. Led driver channels max led supply voltage v controller integrated key features iled average max ma main supply voltage range min v main supply voltage range max v dcdc converter interfaces digital control interface protection circuits pwm dimming frequency pwm dimming range min % pwm dimming resolution bits pass device led. Industry article design solution for automotive lcd displays utilizing led driver ics february 04, 2020 by szukang hsien, maxim integrated see how multichannel automotive led driver ics implement backlight local dimming, bringing true black to automotive lcd displays.
Max20069 tft power supply and led backlight driver combine to provide a twochip solution to all automotive display power supply requirements. Led display driver maxim integrated led online catalog. Maxim integrated introduces new led backlight driver for. The max20069 provides the industrys first solution integrating four i2c. The input voltage is 8v to 18v with 50v transients, and the load is three parallel strings of 8 leds 34v at 150mastring. Max20446 6channel backlight driver maxim mouser india. Maxim s integrated tftlcd bias and led backlight driver aligns with the growth trends in this category. Maxim s led backlight driver with integrated lcd bias delivers smallest footprint. The device has a wide input voltage range to support application with input voltage from multicell batteries or regulated 5v or 12v power rails. Find out all of the information about the maxim integrated product. The led drivers must be efficient to generate minimum heat, keeping the. Global led backlight display driver ics market 2020 forecast.
Aug 23, 2018 automotive manufacturers are using more screens, larger panels and brighter displays across several vehicle lines to support a safer and more engaging experience on the road, said szukang hsien, executive business manager, automotive business unit, maxim integrated. This is a reference design for an led displaybacklight driver. Automotive i 2 ccontrolled 4channel 150ma backlight. Aug 27, 2018 the max20069 provides the industrys first solution integrating four i 2 ccontrolled, 150ma led backlight drivers and a fouroutput thinfilmtransistor liquidcrystal display tftlcd bias in a single chip. Dcdc led backlight drivers products dialog semiconductor. Maxims led backlight drivers delivers smallest footprint for. The adaptive mode when the pwm signal is high will diodeor the outputs so that the lowest driver voltage largest series led string voltage is regulated to about 700mv.
Design solution for automotive lcd displays utilizing led. Contact a supplier or the parent company directly to get a quote or to find out a price or your closest point of sale. How to design an led backlight driving system using the max20446 abstract. Each segment has analyzed completely on the basis of its production, consumption as well as revenue. Texas instruments, macroblock, maxim integrated, advanced analogic technologies. Aug 22, 2018 maxim s integrated led backlight driver and tftlcd bias solution supports newer panel types to help automotive manufacturers adopt lower cost yet higher resolution panels with smaller solution. The integrated current outputs can sink up to 100ma led current, each depending on the ambient temperature. This display backlight driver has been designed specifically for mobile phones, digital cameras, pnd and pmps. Maxim s integrated led backlight driver and tftlcd bias solution supports newer panel types to help automotive manufacturers adopt lower cost.
How to design an led backlight driving system using the. The max20069 provides the industrys first solution integrating four i2ccontrolled, 150ma led backlight drivers and a fouroutput thinfilmtransistor liquidcrystal display tftlcd bias in. The tradeoffs of component selection are also discussed. Maxims led backlight driver with integrated lcd bias delivers. Automotive 16channel 100ma local dimming backlight driver. Sepic backlight led driver maxim integrated by using this website, i accept the use of cookies.
A design for an led backlight consisting of 8 strings of 8 leds driven at 70ma per string. This led backlight driver reference design combines a sepic switching power supply and linear current sinks to obtain high dimming ratio of 4000. Led driver channels max led supply voltage v controller integrated key features iled. The source driver power supplies consist of a boost. Max20070 datasheet4 pages maxim led backlight driver. Maxim integrateds new automotive display backlight led driver.
Led backlight driver with integrated lcd bias for automotive. Maxim s integrated led backlight driver and tftlcd bias. Javascript must be enabled to view full functionality of our site. The max20069 provides the industrys first solution integrating four i2ccontrolled, 150 ma led backlight drivers and a fouroutput thinfilmtransistor liquidcrystal display. A schmitttriggered inverter, u2, is configured as an oscillator to provide a clock to the spi input of the max16809. The integrated current outputs can sink up to 150ma led current each. Mar 23, 2020 wiredrelease via comtex the report points that are discussed within the systematic approach are the major market players. Automotive infotainment designers can now upgrade to bigger, higher resolution displays with greater ease, reduced cost and smaller solution size with the max20069 from maxim integrated products, inc. Max20069 reduces design size by onethird versus competitive solutions automotive infotainment designers can now upgrade to bigger, higher resolution displays with greater. Global led backlight display driver ics market 2020. A led display backlight driver using a boost switching power supply and linear current sinks for 3 strings of 8 leds. Max25024 automotive low input voltage i 2 c 4channel. Contents led solutions for lcd backlighting led array driver featuresbenefits.