Led drivers for highbrightness lighting newark element14. Buck stepdown highbrightness led drivers boost stepup highbrightness led drivers product id v in range v v out v i led a no. It allows efficient operation of high brightness hb leds from voltage sources ranging from 85v ac up to 265v ac. High brightness white led driver in 2mm x 2mm qfn package with a 40 v rated integrated switch fet, texas instruments tps61165 is a boost converter that drives up to 10 leds in series. A highside current sense resistor sets the output current, and a dedicated pwm dimming input dim allows for a wide range of dimming duty ratios. An1916 reference design high brightness led driver. Although high power leds and high brightness leds, hbleds may normally be one and the same, the two definitions refer to different characteristics or parameters. Luminous intensity mcd typical dominant wavelength.
High current high brightness leds simplify power supply. Max20090 automotive highvoltage, highbrightness led. High brightness led array driver with diagnostics for. Highpower leds can take currents from 350ma to 3000ma. Led light par, down, tube, flat, ceiling, flood, high bay, street light nondimming, phasecut dimming analog dimming 010 ncl30170adr2g vdim. Hv9918 hysteretic buck highbrightness led driver with high. It allows efficient operation of high brightness hb leds from voltage sources ranging. High voltage, high brightness led drivers ixys integrated circuits. It is specifically designed for energy efficient and low cost led bulk replacement applications. Highbrightness led driver controller with fixedfrequency.
High brightness leds are becoming a prominent source of light and often have better efficiency and reliability when compared to that of conventional light sources. Mxhv9910 offline, high brightness integrated c d led. The led driver current is generated by an integrated inductive boost converter with a 4mhz switching frequency which allows for the use of very small inductor and output capacitor. Max16823 highvoltage, 3channel linear highbrightness led. Hv9918 hysteretic buck highbrightness led driver with. When driving multiple leds in a single string, efficiencies greater than 95% may be attained together with very accurate led current matching. Highbrightness led driver controller with highside current.
The dim pin provides the control for brightness of the led. Our aslxxxx series of led drivers includes versatile, applicationspecific, constantcurrent, highbrightness led hbled driver ics. The lm3434 provides a constant current for illuminating high power leds. For your security, you are about to be logged out 60 seconds. High brightness led driver with integrated 3a, 40 v power. Tps92510 high brightness led hb led driver evaluation. A pwm input can be used to control the brightness of led. Now comes the tricky part, selecting the led and driver combination that will output the light needed. Max20056b integrated, 6channel high brightness led driver with very wide pwm dimming ratio and phase shifting for automotive displays multistring driver provides highest efficiency and lowest external component count with noisemitigating features.
Integration of highbrightness led control with a lowcost microcontroller mcu affords a control system. Cpc9909 is a low cost, highefficiency, offline, highbrightness hb led driver manufactured using our high voltage bcdmos on soi process. Leds vary on their current ratings so be sure to keep track of this when picking an led and driver. Oct 30, 2007 the lm3433, part of nationals powerwise energyefficient product family, drives high power, high brightness leds in backlighting, projector and solidstate lighting applications. Highbrightness led driver the tps92510evm011 provides a highbrightness led driver based on the tps92510.
The led current, accurate to 4%, is set by a single lowpower sense resistor. The mp4050a is designed to drive highbrightness leds from a universal ac grid i. Tps61165 highbrightness, white led driver in wson and sot23. Planet analog highbrightness led driver incorporates pwm. Stevalill062v1 high brightness led array driver based on. Dim high enables the output and its voltage has to be at least 2. Max20056b integrated, 6channel highbrightness led driver with very wide pwm dimming ratio and phase shifting for automotive displays multistring driver provides highest efficiency and lowest external component count with noisemitigating features. Highbrightness led control re quires a constant current, maintained over temperature and voltage. The a6260 is a linear, programmable current regulator providing up to 350 ma for driving highbrightness leds. A pwm input can be used to control the brightness of the led. Mp4050 is designed to drive highbrightness leds from an 85vac to 265vac. The frequency can be programmed using a single resistor.
Highbrightness led driver controller with highside. Dim low disables the output, regardless of en high state. These highperformance, tricolor smt leds are designed to work in a wide range of applications. The tps61500 is a monolithic switching regulator with integrated 3a, 40v power switch. Tps61165 high brightness led driver high brightness white led driver in 2mm x 2mm qfn package. Automotive highvoltage, highbrightness led controller. The device has a wide input voltage range to support application with input voltage from multicell batteries. Tps61165 high brightness led driver texas instruments. Highvoltage, linear highbrightness led driver with openled fault detect max16839 194746. High brightness led driver ic an30888a is a boost buckboost buck dcdc controller that drives an external power nmos switch.
The stevalill062v1 evaluation board is a high brightness led array driver application based on the 16 channel, constant current led sink driver stp16cpc26 from stmicroelectronics. High brightness led drivers are integrated circuits that are optimized to efficiently drive strings of high brightness leds. Mic2874 display and led drivers camera flash led drivers. The max20090 is a singlechannel highbrightness led hb led driver for automotive frontlight applications such as high beam, low beam, daytime running. Integration of high brightness led control with a lowcost microcontroller mcu affords a control system. High brightness led driver with integrated 3a, 40v power. Generally a high power led is defined as consumes more than 1 watt in power. High power leds can take currents from 350ma to 3000ma. Hb leds from voltage sources ranging from 10vdc up. These smd leds are packaged in an industrystandard plcc package.
Max16823 highvoltage, 3channel linear highbrightness. Texas instruments highbrightness led driver from the powerwise family texas instruments lm3434 is an adaptive, constant ontime dcdc buck stepdown constant current controller a true current source. A high side current sense resistor sets the output current, and a dedicated pwm dimming input dim allows for a wide range of dimming duty ratios. Tps61165 high brightness led driver texas instruments digikey. Analog devices has a very broad line of led driver ics for automotive, display backlighting, handheld, and general highpower lighting applications. The tj9910 is a pwm high efficiency led driver control ic. The mic2874 is a high current, high efficiency flash led driver.
Signage and decorative led lighting dcdc or acdc led driver applications description the mxhv9910 is a lowcost, highbrightness hb led driver manufactured using ixys ic divisions highvoltage bcdmos on soi process. They are configured as either inductorless charge pump or switching regulatorbased led drivers that support driving white leds in series, parallel or combination. Typical application circuit for national semiconductors lm3409 led driver. Planet analog highbrightness led driver incorporates. Maxim integrated 2 absolute maximum ratings stresses beyond those listed under absolute maximum ratings may cause permanent damage to the device. The xrp76 is a nonsynchronous step down converter with integrated fet optimized to drive high power leds at up to 1. This wide input operating voltage range enables the driver to be used in a broad range of hb led applications. Max16803 highvoltage, 350ma, highbrightness led driver with. Highvoltage, linear highbrightness led driver with open. Bw9910a high brightness led driver bruckewell technology corp.
The constant current driver circuit requires that each led has isolated connections. The mic2874 is a highcurrent, highefficiency flash led driver. Analog devices stepup boost led drivers provide current control of multiple leds and support for high brightness led lighting, large format led backlighting, cameraenabled smart devices, and a range of related applications. The lm3433, part of nationals powerwise energyefficient product family, drives highpower, highbrightness leds in backlighting, projector and solidstate lighting applications. The stevalill058v1 is a high brightness led array driver evaluation board with diagnostics based on the stap08dp05 low voltage 8bit constant current led sink driver for automotive applications. They provide a fully integrated solution for automotive led lighting applicationsmaintaining system flexibility, enabling design reuse, and providing significant scalability in a lowcost solution. Constant current 350ma led driver using viper22a pwm controller. Mp4050 is designed to drive high brightness leds from an 85vac to 265vac.
It allows efficient operation of high brightness hb leds from voltage sources ranging from 10vdc up to 600vdc. The a6260 is a linear, programmable current regulator providing up to 350 ma for driving high brightness leds. Tps61165 highbrightness, white led driver in wson and. Hv9961 datasheet led driver ics hysteretic, buck, high. Typical application of parallel operation for higher led current for a6260 high brightness led current regulator. The default white led current is set with the external sensor resistor rset, and the feedback voltage is. Some part number from the same manufacture supertex, inc. National said the lm3433 led driver opens the way for high reliability leds to be used in largescreen lcd tv backlighting applications where a commonanode approach. Mxhv9910 is a lowcost, highbrightness hb led driver that operates from a universal ac line or from 8vdc to 450vdc. This driver has internal circuitry that allows it to operate from a universal ac line or from 8v dc to 450vdc. The evm is designed to operate from a nominal 48 vdc 10% input voltage source. Max20056b integrated, 6channel highbrightness led driver. For its part, linear technology offers a family of led drivers. These are stress ratings only, and functional operation of the device at these.
Tps61500 high brightness led driver with integrated 3a, 40v. The tj9910 is a pwm highefficiency led driver control ic. The device has a wide input voltage range to support application with input voltage from multicell batteries or regulated 5v or 12v power rails. National said the lm3433 led driver opens the way for highreliability leds to be used in largescreen lcd tv backlighting applications where a commonanode approach. Highvoltage, linear highbrightness led driver with openled. Competitive prices from the leading high brightness leds distributor. A wide viewing angle and high brightness make these leds suitable for outdoor signage applications.
High current regulation accuracy for lower system cost this article discusses the merits of a new control ic specifically designed to improve on the performance of a high side buck controller. Smd full color highbrightness leds cree components. This driver has an internal regulator that allows it to operate from 8vdc to 550vdc. The bw9910bw9910a is a pwm highefficiency led driver control ic. It is suitable for driving high brightness led for led lighting applications. High brightness led control re quires a constant current, maintained over temperature and voltage. The led driver is configured and controlled through an 8bit automotive grade stm8a microcontroller via spi interface. It can take an input voltage from 5v to 65v and drive a string of leds with a maximum output voltage of 65v. Tps61165 device is a boost converter that drives leds in series. Alex mednik, applications engineering manager, power management group, supertex inc date 05012010 pdf. Maxims continually expanding portfolio includes products covering the full range of efficient switchmode topologies stepdown, stepup, sepic as well as some linear led drivers. Max16823 highvoltage, 3channel linear highbrightness led driver with open led detection.
Max16822b 2mhz, highbrightness led drivers with integrated. Diodes family of led drivers provides highefficiency constant current drive for high brightness leds both high and low current. Members of this portfolio include i2ccompatible programming interfaces, with compact, high efficiency features suited. The tps61500 is a monolithic switching regulator with integrated 3a, 40 v power switch. Maxim max20090 highbrightness led controller avnet silica. The max16822amax16822b stepdown constantcurrent highbrightness led hb led drivers provide a costeffective design solution for automotive. Cpc9909 is a low cost, high efficiency, offline, high brightness hb led driver manufactured using our high voltage bcdmos on soi process. Rgb leds that share a common anode or cathode terminal are not suitable for use with this circuit. Members of this portfolio include i2ccompatible programming interfaces, with compact, high efficiency features suited to. With a 40 v rated integrated switch fet, texas instruments tps61165 is a boost converter that drives up to 10 leds in series.
The mp4050 is a constant current led driver integrated with an internal 500v mosfet. The max20090 is a singlechannel high brightness led hb led driver for automotive frontlight applications such as high beam, low beam, daytime running lights drls, turn indicators, fog lights, and other led lights. These high performance, tricolor smt leds are designed to work in a wide range of applications. Texas instruments lm3434 is an adaptive, constant ontime dcdc buck stepdown constant current controller a true current source. Direct ac led driver solution accurate led cc regulation. It is designed specifically for energy efficient and lowcost led bulb replacement applications.
Analog devices has a very broad line of led driver ics for automotive, display backlighting, handheld, and general high power lighting applications. Sr08x adjustable offline inductorless switching regulator. The led driver is configured and controlled through an 8bit stm8s microcontroller via spi interface. Th e driver and control system must be designed to deliver a constant current to optimize reliabilit y and constancy.
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