Search results with tag "Constant current"
240W Constant Voltage + Constant Current LED Driver HLG …
www.meanwell-web.com240W Constant Voltage + Constant Current LED Driver HLG-240H series Typical output current normalized by rated current (%) ※This series is able to work in either Constant Current …
TL4242 500-mA, Adjustable, Constant-Current LED Driver
www.ti.comTL4242 500-mA, Adjustable, Constant-Current LED Driver 1 Features 3 Description The TL4242 device is an integrated, adjustable, 1• Adjustable Constant Current up to 500 mA (±5%) constant-current source that can drive loads up to • PWM Brightness Regulation 500 mA. The output current …
UL/ RAILWAYS Certified Constant Current LIGHTLINE
www.recom-power.comConstant Current LED Driver UL/ RAILWAYS Certified Constant Current LED Driver ... The RCD series is a step-down constant current source designed for driving high power white LEDs. Standard output currents available are 300mA, 350mA, 500mA, 600mA, 700mA, 1000mA and …
LED Driver • Constant Voltage + Constant Current • …
www.trcelectronics.com84~150W Constant Voltage + Constant Current LED Driver ※ This series is able to work in either Constant Current mode (a direct drive way) or Constant Voltage mode (usually through additional DC/DC driver) to drive the LEDs.
600W Constant Voltage + Constant Current LED Driver HLG …
www.meanwell.comCONTROL PS/ON CONTROL PS/ON 600W Constant Voltage + Constant Current LED Driver HLG-600H series File Name:HLG-600H-SPEC 2021-08-20 DRIVING METHODS OF LED MODULE In the constant current region, the highest voltage at the output of the driver depends on the configuration of the end systems. Should there be any compatibility issues, please …
240W Constant Voltage + Constant Current LED Driver HVG …
www.meanwell.com240W Constant Voltage + Constant Current LED Driver HVG-240 series File Name:HVG-240-SPEC 2018-09-30 ※Smart timer dimming function (for Dxx-Type by User definition) MEAN WELLSmart timer dimming primarily provides the adaptive proportion dimming profile for the output constant current level t o perform up to 14
SMD Constant Current LED Driver LIGHTLINE - RECOM Power
www.recom-power.comSMD Constant Current LED Driver ... The RCD-24-xxx/PL series is a step-down constant current source designed for driving high power LEDs. The converter uses a pinless SMD open frame design to reduce cost and size. Output currents available are 300mA, 350mA, 500mA, 600mA, 700mA and 1000mA with either Class A (Suffix /A) or Class B (suffix /B) ...
NSIC2050JB - Constant Current Regulator and LED Driver
www.onsemi.comThe linear constant current regulator (CCR) is a simple, economical and robust device designed to provide a cost−effective solution for regulating current in LEDs (similar to Constant Current …
LED Dimming: What you need to know - Energy
www1.eere.energy.govDec 10, 2012 · (average) current is constant (Constant Current) • Typically, power electronics components are used to create circuits which convert AC voltage into regulated LED constant (average) current ssl.energy.gov 10 eere.energy.gov
40W Constant Current Mode LED Driver LPF-40D
d163axztg8am2h.cloudfront.netLPF-40D series BLOCK DIAGRAM fosc : 100KHz DRIVING METHODS OF LED MODULE 40W Constant Current Mode LED Driver ※ This series works in constant current …
PSSI2021SAY Constant current source in SOT353 package
assets.nexperia.comLED driver Figure 5 shows a typical application circuit for an LED driver. The constant current ensures a constant LED brightness. Switching the current ON/OFF The output can be switched ON and OFF by connecting a resistor-equipped transistor (RET, e.g. PDTC124XU) as shown in Figure 6.
QUESTION ANSWER - A LED Lighting Company
unvlt.comIs the driver Constant Current or Constant Voltage? Constant Voltage drivers are often used in outdoor fixtures, signs, and channel lighting while Constant Current drivers are …
IS32LT3170 10-TO-150mA CONSTANT-CURRENT LED …
www.issi.comIS32LT3170 10-TO-150mA CONSTANT-CURRENT LED DRIVER Integrated Silicon Solution, Inc. – www.issi.com 1 Rev. C, 06/13/2016 DESCRIPTION The IS32LT3170 is adjustable constant current linear
ROVER SERIES 20A | 30A | 40A
www.renogy.comconstant current mode, delivering its maximum current to the batteries (MPPT Charging) . Float Charge: After the constant voltage stage, the controller will reduce the battery voltage to a float voltage set point. Once the battery is fully charged, there will be no more chemical reactions and all the charge current would turn into heat or gas ...
Response of First Order RL and RC Circuits
courses.egr.uh.eduFrom the current-voltage relationship for an inductor, we know that the at constant current, inductor acts like a short. Thus, the resistors R and R S have no current flowing through them, so the only current flowing is through the inductor, and i L = i S. Now we look at the situation for t > t 0. The switch has been
Automotive Battery Chargers Battery Constant Voltage ...
www.centurybatteries.com.auThis method charges a battery at a maximum voltage, typically from 13.8V to 15V and a maximum current depending on the charger specification. When a “flat” battery has been charged for a period of time and the maximum voltage is approached, the charge current drops off in proportion to the battery voltage increase. Constant Current Charging
Programmable DC Power Supplies - Tektronix
download.tek.com• Programmable voltage or current rise and fall times prevents damage to low impedance loads from inrush current • Constant current priority setting reduces voltage and current overshoot when powering LEDs • Programmable internal resistance simulates battery output • Choose from analog control, USB, LAN, or optional GPIB
CAT4016 - 16-Channel Constant Current LED Driver
www.onsemi.comThe CAT4016 is a 16 channel constant current driver for LED billboard and other general display applications. LED channel currents are programmed together via an external RSET resistor. Low output voltage operation on the LED channels as low as 0.4 V (for 2 to
nPM1100 - Nordic Semiconductor
infocenter.nordicsemi.com• Adjustable charge current from 20 mA to 400 mA • Selectable termination voltage of 4.1 V or 4.2 V • Automatic trickle, constant current, and constant voltage charging • Battery thermal protection • Discharge current limitation • JEITA compliant • Li-ion/Li-polymer USB battery charger with a high efficiency buck regulator
Supertex inc. HV9971 Isolated, Constant Current LED Driver
ww1.microchip.comSupertex inc. HV9971 Supertex inc. ˜ 1235 Bordeaux Drive, Sunnyvale, CA 94089 ˜ Tel: 408-222-8888 ˜ www .supertex.com Features Programmable true constant current operation ±3% LED current accuracy Adaptive to external component tolerances and
16-Channel Constant-Current LED Driver
www.sparkfun.comA6282 Description The A6282 device is designed for LED display applications. This CMOS device includes an input shift register, accompanying data latches, and 16 MOS constant current sink drivers.
LED Basics - Purdue University College of Engineering
engineering.purdue.eduobserver due to higher average forward current being supplied to the LED. For maximum brightness, a constant current (i.e., the duty ratio of the current pulse is one) will be supplied to the LED. The advantage of this method over the AM diming is the absence of spectral slide and uniform dimming over different LED strings.
Industrial Batteries / Network Power
www.exidegroup.comNetwork Power > Sprinter P / XP > Constant current discharge Sprinter P / XP Constant current discharge 1.90 Vpc – Discharge in A at 25 °C Type Part number 1 min 2 min 3 min 5 min 10 min 15 min 20 min 30 min 45 min 1 h 2 h 3 h 5 h 8 h 10 h P6V1700 NAPW061700HP0MC 286 285 286 267 223 187 162 125 94.0 76.1 41.4 29.2 19.1 12.7 10.9
Remote Mounting LED Drivers: Considerations
trpssl.comConstant Current Applications For constant-current Drivers, the maximum remote mounting distance is a function of the total voltage-drop across the output of the LED Driver.
HV9910B Data Sheet - Microchip Technology
ww1.microchip.comJan 27, 2015 · • DC/DC or AC/DC LED driver applications • RGB backlighting LED driver • Back lighting of flat panel displays • General purpose constant current source • Signage and decorative LED lighting • Chargers Description HV9910B is an open loop, current mode control, LED driver IC. This IC can be programmed to operate in either a constant ...
LM3406 1.5-A, Constant Current, Buck Regulator for Driving ...
www.ti.comGND DIM BOOT SW VOUT RON LM3406/06HV VIN,VINS D1 L1 C B R SNS C F C IN R ON V IN IF VCC CS COMP C C LM3406, LM3406HV, LM3406HV-Q1 SNVS512E –SEPTEMBER 2008–REVISED MARCH 2014 LM3406 1.5-A, Constant Current, Buck Regulator for Driving High Power LEDs
16-Port, 5.5V Constant-Current LED Driver - Maxim Integrated
datasheets.maximintegrated.comGeneral Description The MAX6969 serial-interfaced LED driver provides 16 open-drain, constant-current-sinking LED driver outputs rated at 5.5V. The MAX6969 operates from a 3V to 5.5V
Hi-lume 1% 2-Wire LED Driver Forward-Phase Control Overview
www.lutron.comLED Dimming Driver Hi-lume 1% 2-Wire LTE Architectural Dimming 369543v 4 08.26.20 1. Review the specifications of the LED load. a. Identify if the LED load requires a “constant current” or a “constant voltage” driver. Contact the LED …
LED應用與驅動方式 - National Sun Yat-sen University
www.ee.nsysu.edu.twFeatures of SiTI LED Driver Current Adjustment – Constant Current Adjusted by External Resistor – Global Brightness Control – Dot Correction Adjustment – PWM Gray Scale Adjustment High Power Driving – 500mA+ per Channel – 17V / 36V of Output Low Power Supply Voltage – 3.3V~33V Protection Circuitry – Open/Short Detection ...
AMP CAMP AMP #1 - FIRST WATT
www.firstwatt.comThis constant current is shared by the Mosfet and the loudspeaker, and the ... And of course we need an LED of some sort and a resistor for it, which would be R13. ... It is designed to mount on the flat surface of a heat sink with the output devices. Each channel of the amplifier has its own switching power supply and draws about 1 amp of current
LED Driver Selection Guide - Fulham: Lighting... Global ...
cdn.fulham.comOur WorkHorse LED, HotSpot LED, and ThoroLED drivers, light sources and engines offer superior ... LED Driver Selection Guide. LED Drivers - Quick Spec Reference Sheet Visit www.fulham.com for additional models ... Constant Current - Dimmable (0-10V)
PROJECT NAME: SOLID STATE AREA LIGHTING FIXTURE TYPE ...
www.usaltg.comhave the same optical pattern. LED refractors produce standard site/area distributions. Panels are field replaceable and field rotatable in 90° increments. LED DRIVER(S) Constant current electronic with a power factor of >.90 and a minimum operating temperature of -40°F/-40°C . Driver(s) is/are UL and cUL recognized and mounted
PRULITE.COM 213.746
www.prulite.comELECTRICAL Must specify LED dimming controls. LED fixtures have constant current driver(s) with less than 20% THD when loaded to a minimum of 60%. Drivers sink a maximum of 6mA per driver. DM01 LED drivers are 0-10V dimmable and are compatible with most 0-10V wall slide dimmers and direct 0-10V analog signal dimmers.
Professional Lighting Solution STREET LIGHTS AND FLOOD …
www.havells.comLumen efficacy of LED ≥140 lm/W. Optics High efficiency polycarbonate UV stablized cover with integrated Lens to ensure Asymmetrical batwing light distribution (For detailed photometric data , please refer LM 79 report & IES file). Electronic Driver Powered by Built-in, isolated electronic LED driver (SMPS based constant current
TAMHLX series - Tamlite
www.tamliteusa.comLED drivers deliver dimming from a 0-10V control signal. ... GENERAL DRIVER INFORMATION Type Constant Current, Class 2 ELECTRICAL SPECIFICATIONS 110W/220W 165W 300W 500W Input Input Voltage (VAC) 120V-277V (+/- 10%) ... Max. Output power (W) Per Driver 96W 80W 150W 240W Dimming Control 1-10V 10-100% 10-100% 10-100% 10-100% Load …
Data Sheet - SparkFun Electronics
cdn.sparkfun.com3 LDR LED driver input for proximity IR LED, constant current source LED driver 4 LEDK LED Cathode, connect to LDR pin when using internal LED driver circuit 5 LEDA LED Anode, connect to VLEDA on PCB 6 GND Power supply ground. All voltages are referenced to GND 7 SCL I I2C serial clock input terminal - clock signal for I2C serial data
PROJECT TYPE: RAZAR SERIES-LED
www.usaltg.comLED DRIVER(S) Constant current electronic with a power factor of >.90 and a minimum operating temperature of -40°F /-40°C. Driver(s) is/are UL and cUL recognized and mounted directly against the Electrical Housing to facilitate thermal transfer, held down by universal clamps to facilitate easy removal. In-line terminal blocks facilitate
PRULITE.COM 213.746
www.prulite.comELECTRICAL Must specify LED dimming controls. LED fixtures have constant current driver(s) with less than 20% THD when loaded to a minimum of 60%. Drivers sink a maximum of 6mA per driver. DM01 LED drivers are 0-10V dimmable and are compatible with most 0-10V wall slide dimmers and direct 0-10V analog signal dimmers.
High Performance Perimeter Slot (HP-WS)
www.finelite.comSTATIC WHITE DRIVER: Replaceable 120V, 277V, and 347V constant current reduction dimming driver standard. Can be wired dimming or non-dimming. 0-10V dimming controls with a range of 100%-10% stan-dard. Dimming to 1% available. Separate dimming for uplight and down-light available. Driver is fully accessible from below the ceiling. - Power ...
www.i-enet - Adafruit Industries
cdn-shop.adafruit.comThe WS2811 is 3 output channels special for LED driver circuit. It internal include intelligent digital port data latch and signal reshaping amplification drive circuit.Also include a precision internal oscillator and a 12V voltage programmable constant current output drive. In the purpose of reduce power supply ripple, the 3 outp-
Introduction to graphics and LCD technologies
www.nxp.com– Usually controlled by a constant current source – Digital signal for on/off control ... Most of an LCD’s power usage is from the backlight – Small QVGA LED based panels may use 300mW or more. Introduction to frame buffers with the LPC32x0 MCU. ... • 24-bit data is stored in a 32-bit field (tossing the high byte for each pixel)
Company Overview - Applied Concepts
www.acipower.comCCFL Inverters Applied Concepts, Inc. Pg.715! DC to AC inverters with constant current outputs ! Stable, ultra-wide range dimming for optimal performance
constant current constant voltage Constant voltage
www.switch-lighting.co.nzWhat is the Difference between Constant Current & Constant Voltage ? LED luminaires and their drivers may be either constant current or constant voltage. Constant voltage. ... For these lights the current is fixed by the driver but the voltage may vary. Constant current lights are ALWAYS wired in series (ie like a daisy chain).
constant current drivers - American Lighting
www.americanlighting.comconstant current drivers 300 350 700 DC P/H LED-DR12-700 (hardwire driver) 6-5/8”L x 1-1/2”W x 1-3/16”H Constant current, 700mA, 3-12 watts Primary side …
CONSTANT CURRENT PROGRAMMABLE LED DRIVERS
keystonetech.comProgramming jig adapter for Keystone SmartCurrent LED driver, for U7 and U4 case drivers. For handheld programming option. Must be used in conjunction with KTLD-SC-PGMR-1. ... Output Current (mAdc) Note: Driver is in Constant Power Note: Driver is in Constant Power mode from 540mA to 1250mA. 25W 400 500 600 700 800 900 1000 1100 1200 1300 0 10 ...
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