It is a true current source that provides a constant. Switchmode highbrightness led driver ic cn5820 general description. Tps61500 highbrightness, led driver with integrated 3a, 40v power switch. Maxim max16832amax16832c stepdown constantcurrent highbrightness led hb led drivers provide a costeffective design solution for automotive interiorexterior lighting, architectural and ambient lighting, led bulbs, and other led illumination applications. Al9910 datasheet al9910 b10 refence design report al9910 evaluation board. Led backlight driver board, main use for constant current backlight driver boards for lcd panels. One hbled definition is that it is a light emitting diode that produces over 50 lumens 1 candela 12. Especially suitable for high brightness lcd panel products, providing better backlight support. A basic led driver circuit cannot be dimmed from a triacbased dimmer without some additional components being added to enable stable dimmer operation and then to. New highbrightness led driver with temperature management. It allows efficient operation of highbrightness hb leds from voltage sources ranging from 10vdc up to 600vdc. Hv9910c universal high brightness led driver microchip.
The lm3433, part of nationals powerwise energyefficient product family, drives highpower, highbrightness leds in backlighting, projector and solidstate lighting applications. Outdoor led driver for led street light, high bay light. Ts193761a stepdown high brightness led driver58version. Hv9925 programmablecurrent led lamp driver ic with pwm. High brightness, low consumption, green for environment. Depending upon supply voltage and external components, this can. A12application informationoperation descriptionthe device, in conjunction with the coil l1 and current sense resistor rs, forms a self oscillating continuousmode buck converter. Technical features of nationals lm3424 led driver offered in a 20pin thermally enhanced tssop package, the lm3424 drives up to 18 highbrightness leds in series with output current above 2a in a typical application.
L99ld01 high efficiency constant current led driver. An30888a high brightness led driver ic mouser electronics. A12application information continueshutdown modetaking the dim pin to a voltage below 0. High brightness led driver ic an30888b is a boost buckboost buck dcdc controller that drives an external power nmos switch. We can provide services in accordance with the applicable panel current. Cpc9909 is a low cost, high efficiency, offline, high brightness hb led driver manufactured using our high voltage bcdmos on soi process. Led driver ic that ensures stable lighting during battery. In addition to driving an nchannel power mosfet switch controlled by the switching controller, it also drives an nchannel pwm. Ts193761a stepdown high brightness led driver48version. Tps61165 high brightness, white led driver in wson and sot23 packages 1 1 features 1 3v to 18v input voltage range 38v open led protection 200mv reference voltage with 2% accuracy 1. Innovative solutions simplify led driver circuits digikey. This driver has an internal regulator that allows it to operate from 8vdc to 550vdc. High brightness led drivers are integrated circuits that are optimized to efficiently drive strings of high brightness leds. The cn5820 is a switchmode stepdown constantcurrent highbrightness led hb led driver, the device provides a cost effective solution for automotive interiorexterior lighting, architectural and ambient lighting, led bulbs such as mr16 and.
Highbrightness led driver controller with highside current sense. A pefect led driver for led street light, high bay lighting which uses economical lighting design and led driver ic. An30888a high brightness led driver ic panasonic industrial. Led driver all industrial manufacturers videos directindustry. Lm3466 smart linear led driver for multichannel led systems. The tps92411evm001 provides a high brightness led driver based on the tps92411 in conjunction with a discrete linear regulator. The whole family of linear constant current sources offers footprint compatibility ranging from 1 to 3 output channels with typ. Maxims continually expanding portfolio includes products covering the full range of efficient switchmode topologies stepdown, stepup, sepic. It can supply a constant 12 v at 3 a under widely varying input conditions. An1937 lm3433 10a to 40a led driver evaluation board rev. Generally a high power led is defined as consumes more than 1 watt in power. Hv9961 datasheet led driver ics hysteretic, buck, high. High brightness led, xhp70b family, white, 125, 1830 lm, 5700 k, 2.
This ensures the support of not only larger displays but also small and medium size panels as well using a single driver, contributing to a common design of control board. Smd full color highbrightness leds cree components. The max20090 is a singlechannel highbrightness 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. Al9910a high voltage pwm led drivercontroller provides an efficient solution for offline high brightness led lamps for b10 design applications. An1937 lm3433 10a to 40a led driver evaluation board. Dc12v addressable high brightness smd5050 led chip cs8812b. The tps92411evm001 provides a highbrightness led driver based on the tps92411 in conjunction with a discrete linear regulator. The led driver design automatically updates with entry of temperature breakpoint requirements. Rohms new automotive monolithic led driver that ensures. These highperformance, tricolor smt leds are designed to work in a wide range of applications. Typical application of switched supply plus high side pwm source for a6260 high brightness led current regulator. Sr08x adjustable offline inductorless switching regulator.
The ild6150 is a hysteretic buck led driver ic for driving high power leds in general lighting applications with average currents up to 1. Family of matrix, multichannel and rgb led drivers add eye. Tps61165 highbrightness, white led driver in wson and sot. Lightweight and stable materials for a variety of environments and products. Capacitor selectiona low esr capacitor should be used for input decoupling, as the esr of this capacitor appears in series with the datasheet. This input voltage range is typical for offline applications. The highside current sensing and onchip currentsense amplifier delivers led current with 5% accuracy. Rgb leds that share a common anode or cathode terminal are not suitable for use with this circuit.
Highbrightness led driver simplifies arealighting design designing an efficient, current balanced, and robust multistring lighting system has never been easier than with the lm3466. High voltage, high brightness led drivers ixys integrated circuits. One sepic led driver ic on the market is texas instruments tps92691q1. The ild6150 is suitable for led applications with a wide range of supply voltages from 4. Diodes medium voltage dcdc high brightness led drivers combine a small footprint and high power density with operating voltage up to 60v.
Supporting pwm dimming, we can provide services in accordance with the applicable panel current. Dc12v addressable high brightness smd5050 led chip. Most power supply ics are designed to provide constant voltage. Some part number from the same manufacture supertex, inc. Infineons basic led drivers are optimized for the control of low to medium power leds in automotive applications. It is meaning,version can run the programme when it connect power no need controller,but it only have 33 kinds simply effects. The led current, accurate to 4%, is set by a single lowpower sense resistor. Ild4035 led driver infineons ild4035 hysteric buck led controller ic can drive high current, high brightness leds up to 350 ma designed for industrial applications, infineons ild4035 is a hysteretic buck led controller ic that can drive high current, high brightness leds up to 350 ma. An illuminating look at led driving electronic design.
The a6260 is a linear, programmable current regulator providing up to 350 ma for driving high brightness leds. A multistring led array can be built in minutes using an offtheshelf. The constant current driver circuit requires that each led has isolated connections. Led light par, down, tube, flat, ceiling, flood, high bay, street light nondimming, phasecut dimming analog dimming 010 ncl30170adr2g vdim. The hv9910c can be programmed to operate in either a constant frequency or constant offtime mode. Litix automotive led driver ic infineon technologies. They provide a fully integrated solution for automotive led lighting applicationsmaintaining system flexibility, enabling design reuse, and providing significant scalability in a lowcost solution. This wide input operating voltage range enables the driver to be used in a broad range of hb led applications.
Hv9910bdb1 reference design high brightness led driver. Maxims continually expanding portfolio includes products covering the full range of efficient switchmode topologies stepdown, stepup, sepic as well as some linear led drivers. High brightness led driver ics that simplify the design of led lamps for the bulb retrofit market. It can take an input voltage from 5v to 65v and drive a string of leds with a maximum output voltage of 65v. Technical features of nationals lm3424 led driver offered in a 20pin thermally enhanced tssop package, the lm3424 drives up to 18 high brightness leds in series with output current above 2a in a typical application. Ip 65 waterproof grade makes it ideal for outdoor led lighting application. It also contains the light sensor function which can adjust the brightness and darkness according to the ambient light source automatically. Exar introduces new programmable high brightness led driver. When do i use a constant voltage led driver the above example is with high powered leds and on a smaller scale as we only talked of using one led. Max16832amax16832c highbrightness led drivers maxim. Mxhv9910 is a lowcost, highbrightness hb led driver that operates from a universal ac line or from 8vdc to 450vdc.
Exar introduces new programmable high brightness led driver ic. Find your led driver easily amongst the 75 products from the leading brands rs. Max16832amax16832c highbrightness led drivers maxim mouser. It is suitable for driving high brightness led for led lighting. Devices led driver ic maxim integrated highbrightness led driver. Max20090 automotive highvoltage, highbrightness led. The tj9910 is a pwm highefficiency led driver control ic. Maxim max16832amax16832c stepdown constantcurrent high brightness led hb led drivers provide a costeffective design solution for automotive interiorexterior lighting, architectural and ambient lighting, led bulbs, and other led illumination applications. A multifunctional pwm input signal allows dimming of the leds with an analog dc voltage or an. Cs8812 is dc12v led chip,3 channel constant current led driver. Description the max16834 is a currentmode highbrightness led hb led driver for boost, boostbuck, sepic, and highside buck topologies. Al8806 high current mr16 design report al9910 datasheet and al9910 b10 reference design report. Builtin led driver with ic ensure stability of light, it can work efficiently under. The led driver device operates from an input supply between 6 and 60v and provides an externally adjustable output current of up to 550ma.
Chroma constant current led strip has been manufactured using 2835 led chips with constant current ic driver, allowing for the tape to be lit from one end to a length of 20m. Ic led driver power light pcba dongguan wahhing electrical appliance co. Max16834 highpower led driver with integrated highside. When the fault is clear and the ovp pin voltage falls 40 mv below 1. Designed for industrial applications, infineons ild4035 is a hysteretic buck led controller ic that can drive high current, high brightness leds up to 350 ma. Search for the best device for your system in two different ways. Especially suitable for highbrightness lcd panel products, providing better backlight support.
The device is designed to be used in boost, buckboost and fly back converter topologies. Its output current level can be adjusted with an external sense resistor. With lighting in the real world, it isnt convenient or economical to build everything by hand from a single diode, leds are usually used together in series andor parallel circuits to create the desired outcome. Hv9918 hysteretic, buck, high brightness led driwith highside current sensingthe hv9918 is a pwm controller ic designed to drive high brightness leds using a buck topology.
It is suitable for driving high brightness led for led lighting applications. Exar a leading supplier of high performance analog mixedsignal components and data management solutions today introduced the xrp76, a programmable high current, high brightness led driver. Sep 17, 2019 although conventional led drivers are only capable of driving 36 to 60 leds 610 ledschannel, rohms new driver ic expands the range from 6 to 60 leds 110 ledschannel. Max16803 highvoltage, 350ma, highbrightness led driver with. Smallest, highvoltage, 350ma highbrightness led driver simplifies led lighting applications, minimizes external part counts, and saves cost and space.
Typical application of switched supply plus highside pwm source for a6260 high brightness led current regulator. Highbrightness led drivers are integrated circuits that are optimized to efficiently drive strings of highbrightness leds. High brightness led driver ic an30888a is a boost buckboost buck dcdc controller that drives an external power nmos switch. The hv9910bdb1 has a typical full load efficiency of 88%, with the buck converter efficiency excluding the diode bridge rectifier and emi filter at 93%.
Cl1n3g simple 90v 20ma temperature compensated constant current led driver ic. Max16834 highpower led driver with integrated highside led. Many lighting fixture can utilize this led driver, ul, fcc certified. Cpc9909 is a low cost, highefficiency, offline, highbrightness hb led driver manufactured using our high voltage bcdmos on soi process. Configured in size and features for mr16 led replacements. It allows efficient operation of high brightness led strings from voltage sources ranging up to 400vdc. This ic incorporates a wide input voltage range and internal power switch.
The led lamps driver electronics converts ac input power to low voltage dc power and maintains a regulated current to drive the highbrightness led load for constant light output. It is designed to operate with an input voltage in the range of 90 to 5 v ac with a 120 v ac nominal input voltage. Tj9910 controls an external mosfet at fixed switching frequencies up to 300 khz. Device topologies include buck, boost and buckboost. Microchip hv9910c universal high brightness led driver is an open loop, current mode, control led driver ic. These smd leds are packaged in an industrystandard plcc package. A wide viewing angle and high brightness make these leds suitable for outdoor signage applications. An1937lm3433 10a to 40a led driver evaluation board 1 introduction the lm3433 is an adaptive constant ontimedcdc buck constant current controller designed to drive a high brightness led hb led at high forward currents. The demo board uses hv9910b led driver ic to drive a buck converter. Exar introduces new programmable high brightness led driver ic exar corporation nasdaq. Highbrightness led driver incorporates pwm dimming ee times.
The cn5820 is a switchmode stepdown constantcurrent highbrightness led hb led driver, the device provides a cost effective solution for automotive interiorexterior lighting, architectural and. The a6260 is a linear, programmable current regulator providing up to 350 ma for driving highbrightness leds. Integrated switch led drivers are capable of delivering led currents up to 1. Light up your design with led driver ics our extensive led driver ic product portfolio, design tools, and technical resources can help you add innovative lighting features to your design. Our aslxxxx series of led drivers includes versatile, applicationspecific, constantcurrent, highbrightness led hbled driver ics. Analog devices has a very broad line of led driver ics for automotive, display backlighting, handheld, and general highpower lighting applications. The zxld56et5ta is a continuous mode inductive stepdown converter designed for driving single or multiple series connected leds efficiently from a voltage source higher than the led voltage. Led driver control ic with pwm dimming capabilities. In response, rohm has developed a new, compact and high output linear led driver ic, bd18336nufm that enables mounting in ultracompact sockettype led lamp circuits while ensuring stable lighting even during drop in battery voltage, making it ideal for a broad range of sockettype led lamps used in vehicle systems, from drls daytime running. Autodetect function allows 12 vdc or 12 vac input, while maintaining the targeted output current.
Al9910 datasheet and al9910 b10 reference design report. Designed to produce very high brightness at low drive currents the chroma range is ideal for ensuring consistent distribution of colour across a long length of strip. New automotivegrade backlight led driver optimized for lcd. Hv9910bdb1, demo board is an offline, high current led driver designed to drive a 40v led string at 1. Cl1n3g simple 90v 20ma temperature compensated constant current led. New automotivegrade backlight led driver optimized for. When input voltage vin is first applied, the initial current in l1 and rs is zero and there is no output from the currentsense circuit. In addition to driving an nchannel power mosfet switch controlled by the switching controller, it also drives an nchannel pwm dimming switch to achieve led pwm dimming. Our aslxxxx series of led drivers includes versatile, applicationspecific, constantcurrent.
Although conventional led drivers are only capable of driving 36 to 60 leds 610 ledschannel, rohms new driver ic expands the range from 6 to 60 leds 110 ledschannel. The as3812 led driver for lcd backlighting integrates 16 highly accurate current sinks with digital control technology to improve brightness control for 4k and hdr lcd displays. The frequency can be programmed using a single resistor. L99ld01 is a precise constant current dcdc converter led driver for automotive applications, dedicated to the control of highbrightness led headlights an housed in a lqfp32 package. Our overload protection protects the led module from overcurrent, overvoltage and overtemperature damage. Ts19450 acdc wled driver with external mosfet universal. 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.
1261 228 1046 668 215 1229 825 1312 81 1643 1359 1205 173 1044 823 564 145 1023 287 117 102 313 725 344 364 1188 657 1380 737 74 141 112 413 1191 973 439 929 39 1181 1265 245 1338 1449 494