A 110-V AC, 17.1-W Multi-Segmented LED Driver with 96.2% Power Factor
AC LED Driver
,
Boost Converter
,
Power Factor Correction
,
Modular Load Switching
,
Manufacturing Cost Reduction
,
Time-Multiplexing Switch Control
This paper presents an AC-powered, boost-converter LED driver that can be implemented with low-inductance inductor and low-voltage…
A Novel Bipolar Series Ripple Compensation Method for Single-Stage High-Power LED Driver
Yajie Qiu ; Laili Wang ; Yan-Fei Liu ; P.C. Sen
LED driver
,
high-power
,
single-stage
,
electrolytic-capacitor-free
,
flicker-free
,
series compensation
It has been well documented that series compensation (SC) configuration can significantly reduce the total output capacitance of LED driver…
A Novel Passive Type LED Driver for Static LED Power Regulation by Multi-Stage Switching Circuits
Eun S. Lee ; Duy T. Nguyen ; Chun T. Rim
passive-type LED driver
,
static LED power regulation
,
multi-stage switching circuits
A novel passive-type LED driver that can regulate LED power PL statically for the source voltage Vs variation is proposed. Contrary to…
A Ring Diode-Capacitor Network for Current-Balancing Multiple LED Strings
Ruihong Zhang ; Henry Shu-Hung Chung
Lighting technology
,
LED driver
,
Current balancing
,
diode-capacitor network
A ring diode-capacitor network for current-balancing multiple LED strings will be presented. The concept is based on utilizing the…
A Scalable HB-LED Driver for Multi-Color Adaptive Lighting Systems
SIMO converter
,
Buck Converter
,
LED drivers
,
Adaptive Lighting systems
,
Dynamic Lighting systems
,
LED string balance
,
Charge Control
In this paper a HB- LED driver that can drive multi – color HB-LED strings using Single Inductor Multiple Current Output (SIMCO) buck…
High Efficiency Hybrid Current Balancing Method for Multi-Channel LED Drive
Multi-output LED driver
,
Current balancing method
,
Hybrid
,
LLC
,
high efficiency
a novel hybrid current balancing method for multi-channel LED drive based on quasi-two-stage converter are proposed. In the proposed…
Line-Frequency Dual Input-Voltage-Level LED Driver
Tsorng-Juu Liang ; Jyun-Peng Wu ; Wei-Ching Tseng ; Po-Yen Lin ; Sheng-Ju Chen
In this paper, a line-frequency dual input-voltage-level LED driver is proposed. The conventional AC LED topologies are operated with single…
Single Stage Switched Capacitor LED Driver with High Power Factor and Reduced Current Ripple
Esio Eloi ; Edilson Mineiro Sá Jr. ; Rodrigo Linhares Dos Santos ; Pedro A. Miranda ; Fernando L.M. Antunes
LED lighting
,
Power factor correction
,
LED driver
,
resonant switched capacitor
This paper presents a switched capacitor-based converter to drive high power light emitting diodes (LEDs). Unlike the traditional switched…
The LED Driver Compatible with Electronic Ballasts by Variable Switched Capacitor
Duy T. Nguyen ; Eun S. Lee ; Chun T. Rim
Variable switched capacitor
,
LED driver
,
electronic ballast
,
zero voltage switching
An LED driver compatible with most electronic ballasts commercially used is newly proposed, which adopts a variable switched capacitor by…
