Hv9910b universal high brightness led driver

Universal high brightness led driver c dd r t r cs l1 q1 d1 c o c in hv9910b vin gate pwmd vdd ld cs rt gnd. Universal high brightness led driver downloaded from. Ds20005344apage 1hv9910bfeatures switch mode controller for single switch led drivers enhanced dropin replacement to the hv9910 open loop peak current controller internal 8. When this pin is pulled to gnd or left open, the gate driver is turned off. This paper presents a highvoltage bucktype dimmable led driver for highbrightness solidstate lighting applications.

It allows efficient operation of high brightness hb leds from voltage sources ranging from 8vdc. High brightness led driver with highside current sensing microchip technology. Universal high brightness led driver c dd r osc r cs l1 q1 d1 c o c in hv9910c vin. The hv9910 controls an external mosfet at fixed switching frequency up to 300khz. Hv9910b pdf, hv9910b description, hv9910b datasheets. The linear dimming can be implemented by applying a control voltage from 0. It also includes a 0 250mv linear dimming input which can. Typical application circuit for hv9910b universal high brightness led driver featured parts 4. Hv9910b universal high brightness led driver features general description a. Hv9910b display and led drivers general purpose led. Typical application circuit for hv9910b universal high brightness. Arrow electronics guides innovation forward for over 200,000 of the worlds leading manufacturers of technology used in homes, business and.

Hv9910b datasheet, hv9910b datasheets, hv9910b pdf, hv9910b circuit. The hv9910b can be programmed to operate in either a constant frequency or constant offtime mode. Hv9910bds20005344apage 6 2015 microchip technology inc. Universal highbrightness led driver downloaded from. It allows efficient operation of high brightness hb leds from voltage sources. Supertex, a recognized leader in high voltage analog and mixed signal integrated circuits ics, today released an additional package option for the hv9910c. Hv9910b datasheet615 pages microchip universal high. The hv9910c requires only three external components apart from the power stage to produce a controlled led current making it an ideal solution for low cost led drivers. Dcdc or acdc led driver applications rgb backlighting led driver back lighting of flat panel displays general purpose constant current source signage and decorative led lighting automotive chargers general description the hv9910 is a pwm highef. Direct ac led driver solution accurate led cc regulation.

The hv9910b is an open loop, current mode, control led driver ic. Hv9910b can also be operated by supplying a voltage at the vdd pin greater than the internally regulated. Hv9910b datasheet universal high brightness led driver digchip. Hv9910b datasheet115 pages microchip universal high. Hv9910b can also be operated by supplying a voltage. The frequency can be programmed using a single resistor. Hv9910 universal high brightness led driver features 90% efficiency 8v to 450v. The hv9910bdb2 demoboard is a high brightness led power driver to supply a string of leds using the hv9910b ic from a universal ac input. The board incorporates power factor correction pfc and satisfies the limits for harmonic currents according to the en632 class c standard having total harmonic. A synchronous hysteretic current control shcc scheme is developed to regulate the led current with high accuracy under different input voltages and various numbers of output leds. It allows efficient operation of high brightness hb. The power conversion stage of the hv9910bdb2 consists. Al9910a universal high voltage high brightness led driver c. Typical application circuit universal high brightness led driver c dd r t r cs l1 q1 d1 c o c in hv9910b vin gate pwmd vdd ld cs rt gnd.

Sutex universal high brightness led driver,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Hv9910b pdf, hv9910b description, hv9910b datasheets, hv9910b. Typical application circuit for hv9910b universal high. High power led drivers hv9910 mic3201 calculator electronics. Hv9910 universal high brightness led driver octopart. Dcdc or acdc led driver applications rgb backlighting led driver.

Hv9910bdb2, demo board is a highbrightness led power driver to supply a string of leds using the hv9910b ic from a universal ac input. The supertex hv9910bdb2 demo board is a high brightness led power driver to supply a string of leds using the hv9910b ic from a universal ac input voltage. A wide variety of hv9910b options are available to you, such as free samples. Hv9910bdb2, demo board is a high brightness led power driver to supply a string of leds using the hv9910b ic from a universal ac input. The linear dimming can be implemented by applying a control voltage from 0 to 250mv to the ld pin. The constant current driver circuit requires that each led has isolated connections. Typical application circuit for hv9910b universal high brightness led driver reference design using part hv9910b by microchip technology. Design of highperformance integrated dimmable led driver for. Hv9910b display and led drivers general purpose led drivers. Sq 9910sq9910a universal high brightness led driver features 90% efficiency universal rectified 85 to 265v ac input range constantcurrent led driver applications from a few ma to more than 1a output led string from one to hundreds of diodes pwm lowfrequency dimming via enable pin input voltage surge ratings up to 500v. When the pin is pulled high, the gate driver operates normally.

Universal high brightness led driver hv9910 v in gate pwmd v dd ld cs r t gnd. Microchip hv9910c universal high brightness led driver is an open loop, current mode, control led driver ic. With a lowpower highspeed dynamic level shifter, the. Hv9910b can also be operated by supplying a voltage at the vdd pin greater than the internally regulated voltage. This paper presents a high voltage bucktype dimmable led driver for high brightness solidstate lighting applications. Design of highperformance integrated dimmable led driver. Hv9910b universal high brightness led driver features general description, applications the hv9910b is an open loop, current mode, control led driver ic. Hv9910c display and led drivers general purpose led drivers. The supertex hv9910bdb2 demo board is a highbrightness led power driver to supply a string of leds using the hv9910b ic from a universal ac input voltage. Typical application circuit universal high brightness led driver c dd r osc r cs l1 q1 d1 c o c in hv9910c vin gate cs vdd ld pwmd rt gnd. The universal high brightness led driver is now available in a leadpbfreerohs compliant 8lead soic with heat slug package in addition to the 8l and 16l soic packages.

Hv9910bdb2 universal, offline, high brightness, 350ma led. This will turn off the internal linear regulator of the ic and the hv9910b will operate directly off the voltage supplied at the vdd pin. Supertex releases hv9910c universal high brightness led. Universal high brightness led driver, hv9910b datasheet, hv9910b circuit, hv9910b data sheet. Arrow electronics guides innovation forward for over 200,000 of the worlds leading manufacturers of. It also includes a 0 250mv linear dimming input which can be used for linear dimming of the led current. Switch mode controller for single switch led drivers. Rgb leds that share a common anode or cathode terminal are not suitable for use with this circuit.

Al9910a universal high voltage high brightness led driver. Constant current mode using supertex hv9910b hv9916b universal high brightness led driver opamp circuit for external sensor photocell onoff and uvlo. This method of control enables fairly accurate led current control without the need for high side current sensing or the design of any closed loop controllers. The ic uses very few external components and enables both linear and pwmdimming of the led. Universal high brightness led driver cdd rt rcs l1 q1 d1 co cin hv9910b vin gate pwmd vdd ld cs rt gnd.

It is ideal for general and decorative led lighting, flat panel display backlighting. The linear dimming can be implemented by applying a control voltage from. Switch mode controller for single switch led drivers enhanced dropin replacement to the hv9910b open loop peak current controller internal 15 to 450v linear regulator constant frequency or constant offtime operation linear and pwm dimming capability. Pdf hv9910b hv9910 hv9910b dsfp hv9910b b061209 9910b.

Universal high brightness led driver c dd r t r cs l1 q1 d1 c o c in hv9910b vin gate pwmd vdd ld cs rt gnd 2 hv9910b. Switch mode controller for single switch led drivers enhanced dropin replacement to the hv9910. Hv9910b is optimized to drive buck led drivers using openloop, peak current mode control. Hv9910 datasheet universal high brightness led driver digchip. Universal, high brightness led driver ic from supertex. The bw9910bw9910a is a pwm highefficiency led driver control ic. Typical application circuit for hv9910b universal high brightness led driver. Universal high brightness led driver c dd r t r cs l1 q1 d1 c o c in hv9910b vin gate. Hv9910bdb2 universal, offline, high brightness, 350ma. Hv9910b control ic in an offline, high brightness led driver application. Hv9910c universal high brightness led driver microchip.

High brightness led driver with high side current sensing microchip technology. Al9910 al9910a al99105 al9910a5 universal high voltage high brightness led driver description the al9910a high voltage pwm led drivercontroller provides an efficient solution for offline high brightness led lamps from rectified line voltages ranging from 85vac up to 277vac. Universal high brightness led driver features 90% efficiency universal rectified 85 to 265v ac input range constantcurrent led driver applications from a few ma to more than 1a output led string from one to hundreds of diodes pwm lowfrequency dimming via enable pin input voltage surge ratings up to 500v. With a lowpower high speed dynamic level shifter, the proposed hv gate driver achieves short. Universal, high brightness led driver ic from supertex offers.

The hv9910c can be programmed to operate in either a constant frequency or constant offtime mode. This method ofcontrol enables fairly accurate led current controlwithout the need for high side current sensing or thedesign of any closed loop controllers. The hv9910bdb2 can supply a maximum output current of 350ma to drive 10 40v led strings from a wide input voltage 90 to 265vac, 5060hz. Al9910 al9910a al99105 al9910a5 diodes incorporated. The hv9910 is a pwm highefficiency led driver control ic. Constant current mode using supertex hv9910bhv9916b universal high brightness led driver opamp circuit for external sensor photocell onoff and uvlo. Find high brightness led drivers related suppliers, manufacturers, products and specifications on globalspec a trusted source of high brightness led drivers information. Optionally, a passive power factor correction circuit.

Hv9910b ds20005344apage 2 2015 microchip technology inc. The board incorporates power factor correction pfc and satisfies the limits for harmonic currents according to the en632 class c standard having total harmonic distortion thd less than 20%. Hv9910b universal high brightness led driver features. Hv9910c display and led drivers general purpose led. Hv9910 is a pwm highefficiency led driver control ic. Rgb backlighting led driver back lighting of flat panel displays general purpose constant current source signage and decorative led lighting automotive chargers typical application description the hv9910 is a pwm high efficiency led driver control ic. Mar 14, 2014 supertex, a recognized leader in high voltage analog and mixed signal integrated circuits ics, today released an additional package option for the hv9910c. Hv9910 is a pwm high efficiency led driver control ic. Hv9910bdb2 reference design high brightness led driver. Sutex, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors.