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Hb Led Driver Pwm


Multiple safety features ensure full system protection under fault conditions. The MAX16834 is also suitable for DC-DC converter applications such as boost or buck-boost. Key Features Applications Wide Input Operating Voltage Range (4.75 V to 28 V) Works for Input Voltage > 28 V with External Voltage Clamp on VIN for Boost Converter 3000:1 PWM This driver has an internal regulator that allows it to operate from 8VDC to 550VDC .

IX9907 incorporates an internal 650V power MOSFET. IX9908 Data Sheet - Rev 2 : High Voltage, Dimmable LED Driver with PFC Control Application Note: AN-302: IX9908 Design Considerations Application Note: AN-303: IX9908 Design Considerations (European Voltage Version) Application How New Flicker Recommendations Will Influence LED Lighting Design LED drivers from TI, Maxim and Linear Technology decrease flickering in LED designs, which can help reduce health issues caused by flicker Smart high-side drivers may be the answer.

Led Driver Circuit 230v

It has a wide voltage operating range and low power consumption. LED dimming can be implemented by applying a small DC voltage to the LD pin, or by applying a low frequency PWM signal to the PWMD pin. Information Terms & ConditionsBlog - TheCircuitTechForumAbout Digi-KeyContact UsNewsroomSite MapSupported BrowsersPrivacy StatementCareers United States [email protected] Toll Free: 1-800-344-4539Phone: 218-681-6674Fax: 218-681-3380 International AfricaAsiaAustraliaEuropeMiddle EastNorth AmericaSouth America Copyright © 1995-2017, Digi-Key Electronics.All Rights Reserved.701

The programmable switching frequency (100 kHz to 1 MHz) allows design optimization for efficiency and board space reduction. The IX9908, with its strong feature set and low cost, is an excellent choice for quasi-resonant flyback LED bulb designs. LED Drivers Inductive Boost LED DriversCharge Pump & Current Sink LED Drivers LED Drivers SC445 High Efficiency Integrated Driver for 4-Strings of 150mA LEDs SC440 High Effi ciency Integrated If you're not registered for mySemtech, please Register now.

US & Canada: +1 800 678 4333 Worldwide: +1 732 981 0060 Contact & Support About IEEE Xplore Contact Us Help Terms of Use Nondiscrimination Policy Sitemap Privacy & Opting Out Led Driver Ic The driver has internal circuitry that allows it to operate from a universal AC line or from 8Vdc to 450Vdc. The MAX16834 features constant-frequency peak current-mode control with programmable slope compensation to control the duty cycle of the PWM controller. http://www.semtech.com/power-management/led-drivers/sc5014a/ Eval boards are readily available for most of our new and popular products.

CPC9909 features pulse frequency modulation (PFM) with a constant peak-current control scheme. A dimming driver designed to drive an external n-channel MOSFET in series with the LED string provides wide-range dimming control up to 20 kHz. To order, use our Evaluation Board Request Form here. CPC9909 Data Sheet - Rev 5 : High Efficiency, Off-Line, High Brightness LED Driver UG-CPC9909EB: CPC9909 Evaluation Board User's Guide Application Note: AN-301: CPC9909 Design Considerations Contact one of our Authorized

Led Driver Ic

United States 1-800-344-4539 Change Country English USD Your item(s) View CartLogin orREGISTER LoginRegisterWhy Register All ProductsAll ContentAudio ProductsBattery ProductsBoxes Enclosures RacksCable AssembliesCables Wires ManagementCables WiresCapacitorsCircuit ProtectionComputers Office Components AccessoriesConnectors InterconnectsCrystals and http://www.clare.com/Products/LEDDrivers.htm Subscribe IEEE Account Change Username/Password Update Address Purchase Details Payment Options Order History View Purchased Documents Profile Information Communications Preferences Profession and Education Technical Interests Need Help? Led Driver Circuit 230v The MAX16834 operates over a wide supply range of 4.75 V to 28 V and includes a 3 A sink/source gate driver for driving a power MOSFET in high-power LED driver Mouser Additional features include external enable/disable input, an on-chip oscillator, fault indicator output (active-low FLT) for LED open/short or overtemperature conditions, and an overvoltage protection sense input (OVP+) for true overvoltage protection.

This highly versatile input operating voltage enables this device to be used in a broad range of HB LED applications. Get Help Feedback Technical Support Resources and Help What Can I Access? In addition to PWM dimming, the MAX16834 provides analog dimming using a DC input at REFI. This wide input operating voltage range enables the driver to be used in a broad range of HB LED applications. Digikey

A single resistor from RT/SYNC to ground sets the switching frequency from 100 kHz to 1 MHz while an external clock signal at RT/SYNC disables the internal oscillator and allows the These will be subject to availability. - Close - Add Product to Watch List Please login to the mySemtech member site to add products to your personal Watch List. In addition to driving an n-channel power MOSFET switch controlled by the switching controller, it also drives an n-channel PWM dimming switch to achieve LED PWM dimming. IX9907 Data Sheet - Rev 2 : High Voltage, Dimmable LED Driver with PFC Control Application Note: AN-305: IX9907 Design Considerations Typical Application Circuit IX9908: High Voltage, Dimmable

The MAX16834's integrated high-side current-sense amplifier eliminates the need for a separate high-side LED current-sense amplifier in boost-buck applications. In addition, LED dimming can be implemented by applying a small DC voltage to the LD pin, or by a low-frequency digital PWM signal to the PWMD pin. Device is WEEE and RoHS compliant, and halogen free.

MXHV9910 features a fixed-frequency, peak-current control method, which provides an ideal solution for driving multiple LEDs in series and in parallel.

Use of this web site signifies your agreement to the terms and conditions. The MAX16834 is available in a thermally enhanced 4 mm x 4 mm, 20-pin TQFN-EP package and in a thermally enhanced 20-pin TSSOP-EP package and is specified over the automotive -40°C With its strong feature set and low cost, the IX9907 is an excellent choice for quasi-resonant, off-line flyback LED bulb designs. MXHV9910 Data Sheet - Rev 4 : Off-Line, High Brightness LED Driver Application Note: AN-300: MXHV9910 Design Considerations MXHV9910 265V AC Demo Board User Guide Contact one of our Authorized Distributors

Precise PWM generation supports phase-cut dimming and power factor correction. This regulation scheme is inherently stable, allowing the driver to be operated above 50% duty cycle without open loop instability or sub-harmonic oscillations. Multiple safety features ensure full system protection in failure situations. Institutional Sign In By Topic Aerospace Bioengineering Communication, Networking & Broadcasting Components, Circuits, Devices & Systems Computing & Processing Engineered Materials, Dielectrics & Plasmas Engineering Profession Fields, Waves & Electromagnetics General

IX9908 features a wide operating range, up to 600V, and low power consumption. Key Specifications Block DiagramClick diagram to enlarge Datasheets SC5014A Datasheet Samples Get free samples directly from Semtech Buy samples online from our Distributors Buy Buy online from our Distributors Order One (1) free evaluation board may be requested per order form. mySemtech member benefits include pre-filled forms for quick and easy online ordering, technical support, new product information and more.

The MAX16834 integrates all the building blocks necessary to implement a fixed-frequency HB LED driver with wide-range dimming control. It can also operate at input voltages greater than 28 V in boost configuration with an external voltage clamp. Smart High-Side Drivers Help Meet Tough New Automotive Standards The automotive stop/start feature reduces emissions and saves gas but requires a different approach to power drivers. Precise PWM generation supports phase-cut dimming and power factor correction.