[go: up one dir, main page]

Dietrich et al., 2016 - Google Patents

Power Electronics for LED Based General Illumination

Dietrich et al., 2016

View PDF
Document ID
12587420347898557855
Author
Dietrich S
Heinen S
Publication year
Publication venue
Wideband Continuous-time ΣΔ ADCs, Automotive Electronics, and Power Management: Advances in Analog Circuit Design 2016

External Links

Snippet

Abstract This work presents a 7.5-W output power 96% efficiency capacitor-free single- inductor 4-channel all-digital integrated DC-DC LED driver in a 0.18 µm technology, with up to 24 V input voltage and 1-A LED current for general lighting. It is based on the use of …
Continue reading at ndl.ethernet.edu.et (PDF) (other versions)

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR
    • H05B33/00—Electroluminescent light sources
    • H05B33/02—Details
    • H05B33/08—Circuit arrangements not adapted to a particular application
    • H05B33/0803—Circuit arrangements not adapted to a particular application for light emitting diodes (LEDs) comprising only inorganic semi-conductor materials
    • H05B33/0806—Structural details of the circuit
    • H05B33/0809—Structural details of the circuit in the conversion stage
    • H05B33/0815—Structural details of the circuit in the conversion stage with a controlled switching regulator
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR
    • H05B33/00—Electroluminescent light sources
    • H05B33/02—Details
    • H05B33/08—Circuit arrangements not adapted to a particular application
    • H05B33/0803—Circuit arrangements not adapted to a particular application for light emitting diodes (LEDs) comprising only inorganic semi-conductor materials
    • H05B33/0806—Structural details of the circuit
    • H05B33/0821—Structural details of the circuit in the load stage
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR
    • H05B33/00—Electroluminescent light sources
    • H05B33/02—Details
    • H05B33/08—Circuit arrangements not adapted to a particular application
    • H05B33/0803—Circuit arrangements not adapted to a particular application for light emitting diodes (LEDs) comprising only inorganic semi-conductor materials
    • H05B33/0842—Circuit arrangements not adapted to a particular application for light emitting diodes (LEDs) comprising only inorganic semi-conductor materials with control
    • H05B33/0845—Circuit arrangements not adapted to a particular application for light emitting diodes (LEDs) comprising only inorganic semi-conductor materials with control of the light intensity
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—INDEXING SCHEME RELATING TO CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. INCLUDING HOUSING AND APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
    • Y02B20/34—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED] inorganic LEDs
    • Y02B20/341—Specially adapted circuits
    • Y02B20/346—Switching regulators
    • Y02B20/347—Switching regulators configured as a current source
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion

Similar Documents

Publication Publication Date Title
US9791110B2 (en) High efficiency driver circuit with fast response
US8432104B2 (en) Load current balancing circuit
JP5981337B2 (en) Low cost power supply circuit and method
Arias et al. High-efficiency LED driver without electrolytic capacitor for street lighting
US8344638B2 (en) Apparatus, system and method for cascaded power conversion
US9699844B2 (en) Multichannel constant current LED driving circuit, driving method and LED driving power
Lo et al. Design and implementation of RGB LED drivers for LCD backlight modules
Zhang et al. A precise passive current balancing method for multioutput LED drivers
US7741788B2 (en) Light emitting apparatus with current limiting
US9526140B2 (en) Compact driver for a light emitting diode having an auxiliary output
US20170027030A1 (en) Led driving circuit
TW201008382A (en) Transient suppression for boost regulator
US20160234895A1 (en) Compact driver for a light emitting diode having an integrated dual output
US20140265885A1 (en) Multiple power outputs generated from a single current source
US20140049730A1 (en) Led driver with boost converter current control
Hwu et al. Nonisolated two-phase interleaved LED driver with capacitive current sharing
US9585210B2 (en) Reduced flicker driver circuit for LED systems
Zhao et al. High efficiency hybrid current balancing method for multi-channel LED drive
Dietrich et al. A capacitor-free single-inductor multiple-output LED driver
Dietrich et al. Power Electronics for LED Based General Illumination
Patakamoori et al. Comparative analysis of resonant converter topologies for multiple load light emitting diode applications
Rahman Design of led driver with power factor correction for multi-color lighting system
Thomas et al. Power-transfer of isolated converter with integrated power sharing for LED-lighting system dependent on transformer coupling
CN120693971A (en) LED driver
He et al. HB-LED driver based on single-inductor-dual-output switching converters in pseudo-continuous conduction mode