A wide variety of led driver ic options are available to you, there are 4,154 suppliers who sells led driver ic on, mainly located in asia. The bd6231fe2 is a hbridge driver in different supply voltages and output currents to meet the needs of a variety of applications. With patented features to prevent distracting artefacts in colorchasing or deep breathing led animation effects, led1202 enables smoother and more natural interactions with smarthome devices, wearable electronics, and small appliances. Rohm semiconductor presents its new leds and led driver. Circuit diagram of a fixed frequency led driver using mp3302 led driver ic is shown in the diagram fig4 below. Search, compare, confirm availability and buy easily. American bright optoelectronics corporation ams analog devices inc. Moreover, owing to the builtin pfc power factor correction converter, the harmonic is improved. They are configured as either inductorless charge pump or switching regulatorbased led drivers that support driving white leds in series, parallel or combination. Automotive led interior lamp air conditioner lamp, interior lamp, cluster light etc.
The led driver is field proven with more than 800,000 installed light points worldwide and is approved by leading oems being part of their approval vendor list. Lin rgb led driver ic for automotive ambient lighting product. Product index integrated circuits ics pmic led drivers. Unlike conventional drivers with four channels that support lcds up to eight inches, this ic provides six channels of output with 120ma per channel that can. Pricing and availability on millions of electronic components from digikey electronics. Max16840 led driver with integrated mosfet for mr16 and. Led display drivers are available at mouser electronics from industry leading manufacturers. Due to its compact size, it is optimal for small space. Rohm 150 x 150 ic mounted u1,u101 bd7f200efjlb2 pwm ic rohm htsopj8 ic mounted u2,u102 bm6101fvce2 driver ic rohm ssop20w ic mounted u201 bd450m2wefjce2 ldo5v,0.
Max16840 led driver with integrated mosfet for mr16 and other. Ba6259n reversible motor driver rohm ba6259n reversible motor driver rohm ba6259n 2channel reversible motor driver in a 10 pin sil package by rohm. Rohm semiconductor gmbh news from electronic specifier. If the current for one led is iled, the values of ic and pc for each of q1 to q4 when all leds are lit are given by. Bd2808muvme2 led driver ic 24 output linear pwm dimming 50ma vqfn48mcv070 from rohm semiconductor. Rohm offers a broad lineup of led drivers, such as acdc, dcac, and constant current types optimized for a variety of applications, including lighting, backlighting, camera flash, displays, and automotive systems. Led driver with 15w output power and constant current, cegsemcmarked key specificationsspecial features. The circuit can drive a string of 10 white leds in series. With 12 output channels, a single led1202 can drive four rgb leds running up to eight programmable patterns and stored sequences.
The automotive led drivers operate from 40c up to 125c temperature range. Ic interfaces from rohm semiconductor usa, llc pfc direct current resonance type white led driver for large lcd bd92111f datasheet suppliers site request a quote. Bd2808muvm is 24ch constant current sink led driver with a high output voltage capability. Bd6583muva is white led driver ic with pwm stepup dcdc. Led driver ic analog devices has a very broad line of led driver ics for automotive, display backlighting, handheld, and general highpower lighting applications. At the charge pump type, the number of external devices is minimized. Acdc controller ic for led lighting bd521gofj rohm. The integrated vref voltage control function allows direct replacement of discontinued motor driver ic. Sequential control is easily achieved by combining rohms buck boost led. The operating conditions written above are constants of the ic unit. Please view our large selection of led display drivers below. Bd92111f datasheet rohm semiconductor usa, llc pfc. Rohm today announced the availability of the latest led driver ic, the bd81a76efvm, optimized for lcd backlight in instrument cluster, center information displays and car browse led drivers datasheets for rohm semiconductor usa, llc.
Due to the increasing number and enhanced performance of indicator applications, leds have to meet high expectations in terms of efficiency, luminous excellence, low power and reliability. Audio ics led level meter driver, 12point 2 channel, vu. White led drivers for large lcd panels rohm mouser. The max16840 is an led driver ic for lighting applications. Ic 6 iled for duty cycle of 732 pc 6 iled vsat choose transistors that have sufficient margin for i c and pc.
Power integrations led driver ic families are used in the worlds most reliable, longest lasting led drivers. With the input of 3line serial data, it turns the 8ch open drain output onoff. Ba6259n 2channel reversible motor driver in a 10 pin sil package by rohm. Led drivers for lcd backlights white led driver for. Led driver with i2c compatible and 3wire serial interface for 8. Zxsc380 single or multi cell led driver solution description the zxsc380 is a highly integrated single or multi cell led driver for applications where stepup voltage conversion from a very low input voltage is required.
A proprietary inputcurrent control scheme allows led lamps based on this device to be compatible with electronic transformers, and dimmable with. The output current can be adjusted separately for each channel by 8bit analog dimming control up to 20 ma per channel and 12bit internal pwm dimming control. An innovative synchronization feature allows connecting. Included on an led display driver may be a multiplex scan circuitry, static display memory and high current segment and digit drivers for displays. The basic operation of this circuit is also similar to that of the led driver shown in fig 2. An led display driver is an ic integrated circuit offers the circuitry essential in order to interface common microprocessors or digital systems to led display. White led drivers ic has builtin boost dcdc converters that employ an array of leds as the light source. Rohm has announced the availability of the latest led driver ic, the bd81a76efvm, optimised for lcd backlight in instrument cluster, centre information displays and car navigation. This device is optimized for driving rgb leds featuring a 6bit current dac for each color. During this demo michael bender, product line manager embedded networking, gives more technical details on the single chip rgb led control and explains its main applications in an automotive environment. Rs components stock a wide variety of led drivers and power supplies from the most popular brands. Led drivers for automotive applications rohm semiconductor.
Bd33ga3wefje2 rohm semiconductor rohm semiconductor. Our aslxxxx series of led drivers includes versatile, applicationspecific, constantcurrent, highbrightness led hbled driver ics. Led drivers 3w, 5w, 7w, 9w, 12w led bulb driver ic based. It is built into led openshort protection and overheating protection at over voltage, and high reliability can be achieved. While in pwm offcycle mode, the ic and led both consume no currents, thus providing a highefficiency operation. The led driver incorporates unique control capabilities including. Led drivers product search results rohm semiconductor. Power integrations led driver ics combine controller and high voltage switching mosfets to provide driver solutions that are highly efficient, have very low component count, and which provide comprehensive protection features including over voltage, over current, overtemperature. According to strategies unlimited, a market intelligence firm that focuses on led lighting, led lighting. Led driver ic for lighting applications stmicroelectronics. O 2 micro offers a broad line of led general lighting products that include led solutions for consumer and automotiveindustrial applications. Bd8374hfpm is a led source driver with the capability of withstanding high input voltage 50v max. Lv5230bg overview the lv5230bg is a dotmatrix led driver ic for cell phones.
Constant current led driver bd18337efvm bd18347efvm general description bd18337efvm bd18347efvm are 40 vwithstanding constant current led driver for automotive applications. Led display driver ic princeton technology corporation. There is also information behind these factors to help you to make your decision. The top countries of suppliers are china, hong kong s. The bd6072hfn power onoff is according to the pwm signal. Bd2808muvme2 rohm semiconductor integrated circuits ics. Manufacturer of led drivers 3w, 5w, 7w, 9w, 12w led bulb driver ic based offered by pecs international, hamirpur, himachal pradesh. Before using the products please verify the numerical values, data, and functions listed in the. Lv5230bg semiconductor and integrated circuit devices. Single channel lin rgb controller ic gen 2 mlx81112.
These are available as a broad lineup of stepup boost, buckboost dcac, and constant currentserialin parallelout led driver variants optimized for requirements of the designers. When communication between the led driver ic and mcu is. Our newest driver ics simplify architecture and reduce costs of led lighting solutions. Bd8378fvme2 rohm semiconductor led lighting drivers 8ch led drvr ic 3 5. Our led general lighting application markets include acdc products for led bulbs and tubes, products for mr16 bulbs, street lighting. The max6969 supply and the leds supply or supplies can power up in any order. Rex t general description key specifications vinres pwm in. Rohm automotive led drivers are aecq100 qualified automotive grade ics. With the input of 3line serial data, it turns the 12ch open drain.
When driving two or more led by using two or more lsi, it can be. The as1112 is a, spi interfaced, 100ma 16 channel direct led driver ic with 12bit internal pwm and 6bit analog current adjustment. These led drivers provide designers a variety of design options with integrated or externally switched outputs, parallelseries control and extensive protection and fault detection functions in small surface mount packages. Rohm has announced the availability of 4ch linear led driver ics with builtin mosfet ideal for led rear lamps, fog lamps and turn signals for automotive use. This guide includes the basic factors to consider when choosing an led driver for your application. Bd94062f is a high efficiency driver for white leds and designed for large lcds.
Ics have protected function against fault conditions. Plls phase locked loops pwms pulse width modulations real time clock. The average led current increases in proportion with the duty cycle of pwm signal. Buy rohm semiconductor bd33ga3wefje2et11686243 at enrgtech. Jan 05, 2016 welcome to this guide to choosing an led driver. Led light par, down, tube, flat, ceiling, flood, high bay, street light nondimming, phasecut dimming analog dimming 010 ncl30170adr2g vdim. This ic can be applied to quasiresonant typed highside led driver application, and the high current precision and low emi noise can be achieved. They provide a fully integrated solution for automotive led lighting applicationsmaintaining system flexibility, enabling design reuse, and providing significant scalability in a lowcost solution. Bd94062f datasheet rohm semiconductor gmbh 1ch buck. Rohm semiconductor announced its new low current, high brightness chip led smlx family featuring various package sizes and colour ranges for usage in advanced automotive cluster and indicator applications. The bd8379efvm is a serialin parallelout controlled led driver with 35v output voltage rating. Rohm bd6231fe2 hbridge driver, 6v to 32v supply, 1a1 output, sop8. Stepup boost led drivers 34 stepdown buck led drivers 4 buckboost led drivers 10 multifunction led drivers 3. Bd2808muvme2 rohm semiconductor integrated circuits.
The output current can be adjusted separately for each channel by 8bit analog dimming control up to 20 ma per channel and 12bit internal pwm. It can control 8x16 128 dot led matrix by internal 8channel pmos sws and 16channel led drivers. To2474l halfbridge evaluation board product specification. Super mini size and easy portable constant voltage mode highpower outlet easy light and convenient plugin constant current mode wall mount application. Backlight led drivers for small lcd panels charge pump type bd1604muv, bd1604mvv description this lsi is a 4 white led driver for small lcd backlight.
These resistors limit the base current for transistors q1 to q 2. Mos transistors in the output stage allow pwm speed control. Automotive backlight led driver optimized for lcds rohm today announced the availability of the latest led driver ic, the bd81a76efvm, optimized for lcd backlight in instrument cluster, center information displays and car browse led drivers datasheets for rohm semiconductor usa, llc. By choosing the external mosfet, the led drivers for from low power to high power can be achieved. By this method, led current is controlled from 0 to the maximum current. Bd94062f has a builtin quasiresonantqr control method dcdc converter and continuous current modeccm dcdc converter that can supply appropriate voltage to the light source of leds series array. Typical application circuit key specification s input voltage range. Configurable lin slave led driver ic mlx81112 melexis. This ic is builtin a boost dcdc converters that employ an array of leds as the light source.
437 1235 1374 397 1003 193 947 229 1094 328 35 377 420 364 936 622 172 826 1111 866 1311 425 192 1459 614 733 1442 467 60 1178 769 1293