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Abstract: Title Reference Design Report for a 150 W LLC HighVoltage DCDC Resonant Converter Using , Sep11 RDR239 150 W LLC Converter Using LCS702HG Table of Contents 1Â Introduction , Page 2 of 57 RDR239 150 W LLC Converter Using LCS702HG 13Sep11 12.9.1Â Ripple Measurement , 9200 Fax: +1 408 414 9201 www.powerint.com 13Sep11 RDR239 150 W LLC Converter Using LCS702HG 1 Introduction This document is an engineering report describing a 24 V, 150 W LLC DCDC converter 
Power Integrations Original 

EEL25 
etd29 transformerAbstract: CV 275 K 10 in an LLC resonant converter topology. A 240 W ACDC converter has been selected for the typical , functions. LLC series resonant converter topology has been selected to meet efficiency requirements. The , downstream resonant converter), an LLC converter, and an auxiliary buck converter which provides bias power , It can also be used to induce skip mode operation of the LLC converter, © Semiconductor , applied to the output of the LLC converter. The NCP1012 is connected as a high side switch. Diode D3 is 
ON Semiconductor Original 

etd29 transformer CV 275 K 10 SIC 330n K 275V a comparison of half bridge resonant converter SMD Resistor 2K7 SMD optocoupler IC PC817 AND8257/D NCP1395 
L6599aAbstract: EN610032 CRD150090WLLC CS1500 90W, Highefficiency PFC w/ LLC Resonant Converter Reference Design Features General Description Universal Input The CRD150090WLLC circuit has two stages: a digitally controlled frontend PFC and a resonant LLC converter. The CS1500 is a highperformance power factor correction (PFC) controller for universal AC input that uses a proprietary digital algorithm with , Compliance Efficiency: 91% @ 90 W, 230 VAC Low Noload Power Dissipation The resonant LLC converter 
Cirrus Logic Original 

EN610032 19VDC L6599a LLC resonant resonant converter L6599 L6599A DS928PB1 
etd29 transformerAbstract: CD268 in an LLC resonant converter topology. A 240 W ACDC converter has been selected for the typical , functions. LLC series resonant converter topology has been selected to meet efficiency requirements. The , downstream resonant converter), an LLC converter, and an auxiliary buck converter which provides bias power , It can also be used to induce skip mode operation of the LLC converter, © Semiconductor , applied to the output of the LLC converter. The NCP1012 is connected as a high side switch. Diode D3 is 
ON Semiconductor Original 

CD268 INDPFC260Wv1 smps resonant llc LLC resonant full bridge schematic R46X resonant half bridge schematic zcs 
LLC resonant full bridge schematicAbstract: AND8255 AND8255/D A Simple DC SPICE Model for the LLC Converter Prepared by: Christophe Basso ON , output power level ranges from 100 W up to 600 W. Designing an LLC converter requires to know the , help us in designing an LLC converter using the NCP1395 controller. Vin Qb Vout Ls Cs N:1 , equivalent "sinusoidal" schematic of our LLC converter. If we want to study our resonant network using , + Vo, peak p2 2 Vo, peak p p+ 8RL 4RL Figure 6. The Final FHA Model of our LLC Converter 
ON Semiconductor Original 

AND8255 LLC resonant transformer LLC resonant converter transformer 1395MOD Christophe Basso LLC transformer 
LLC resonant full bridge schematicAbstract: 1395MOD AND8255/D A Simple DC SPICE Model for the LLC Converter Prepared by: Christophe Basso ON , output power level ranges from 100 W up to 600 W. Designing an LLC converter requires to know the , help us in designing an LLC converter using the NCP1395 controller. Vin Qb Vout Ls Cs N:1 , equivalent "sinusoidal" schematic of our LLC converter. If we want to study our resonant network using , tool to reveal the Bode plot of an LLC converter. This is because the LLC converter operates in 
ON Semiconductor Original 

xfmr spice llc converter Seminar 23/SLM320 282U double resonant converter 
Fullbridge LLC resonant converterAbstract: PWM simulation matlab DCAC AN1336 DC/DC LLC Reference Design Using the dsPIC® DSC Authors: Resonant Converter Theory , currents. DS01336Apage 4 2010 Microchip Technology Inc. AN1336 LLC CONVERTER APPLICATIONS Applications in which the LLC converter is used can take advantage of these two main features: 1. 2. very , line conditions In telecom applications, the LLC converter is widely used as the DC/DC converter , directly fed into the LLC converter. One typical requirement of such systems is to guarantee the output 
Microchip Technology Original 

Fullbridge LLC resonant converter PWM simulation matlab DCAC Design Reference for LLC Resonant Power Transformers simulink matlab PFC boost converter resonant converter theory buck boost converter closed loop in matlab DS01336A 
lg psu v1Abstract: transformer calculator of the main LLC converter, which conditions and shapes the AC input current to follow the input , converter with very low switching losses which yields high efficiency. LLC converters use a variable , HalfBridge, Continuous UNITS mode LLC Resonant Converter Design Spreadsheet OUTPUTS Vacmin Vacmax , Design Spreadsheet. LLC TRANSFORMER CALCULATIONS Po Vo Ae 2.10 Output from LLC converter , minimum frequency at which ZVS operation is maintained. It is acceptable to operate the LLC converter 
Power Integrations Original 

PLC810PG PCL810PG lg psu v1 transformer calculator Phase Shifted Full Bridge LLC Resonant Converter PLC810 AN46 PL810 RD189 D80336 
LLC resonant full bridge schematicAbstract: LM324 SMD Primary Side: Half bridge resonant LLC LLC converter. On the secondary side, this architecture uses a , bridge resonant LLC Converter 3.2.1 The Half Bridge Resonant LLC topology The Half Bridge Resonant , applications where high power density is necessary. The Half Bridge Resonant LLC converter is an attractive , . Figure 3: Substitutive schematic of the LLC resonant converter 8 RL n 2 Where: RL is the real 
ON Semiconductor Original 

NCP1605 NCP1397 NCP4303 NCS1002 LM324 SMD resonant full bridge schematic resonant half bridge schematic 1n5408 smd TND399/D IEC6100032 TLV431 
SK573Abstract: D1N4937 up the LLC converter especially when the regulated bulk voltage is close to the peak of sinusoidal input. To ensure the operation of LLC converter, the startup level of bulk voltage is usually designed , converter is lower than 374 V, so the LLC will keep operating even when PFC driver resistor is broken , also internal signals to monitor the status of PFC and LLC converter to have correct operation and , enumerate the various features we have packed in this part. To have a correct start on LLC converter, it 
ON Semiconductor Original 

AND8474 NCP1910 SK573 D1N4937 QP3325 IRFB3206 atx smps schematic diagram omron smps circuit NCP1027 AND8474/D 
ncp1396Abstract: w2l transistor , object of the present application note. The LLC converter The LLC converter implies the series , Various Power Levels If we now observe the resonant current waveforms in a LLC converter working below , have a look at the various operating phases the LLC converter is made of. F max + F S + 1 2p L , frequency from Fs to Fmin: the LLC converter is really a multiresonant structure and the plateau  , zero. When operating the LLC converter below Fs, as it is the case in this http://onsemi.com 9 
ON Semiconductor Original 

ncp1396 w2l transistor AND8311 481u llc resonant dcdc converter 488u AND8311/D NCP1396 
class 180h transformerAbstract: 12v to 24v LLC converter resonant harmonics. Figure 2 shows the efficiency curve of a nominal 24V, 4A output LLC resonant DCDC converter , . Figure 2 Circuit efficiency versus output current The HalfBridge LLC converter is regulated by , regulated 400V with a narrow variation in its normal operation, the LLC resonant converter is optimized to , that must remain alive. The full load efficiency of the resonant LLC converter efficiency is 92.4 , conversion curve of LLC resonant converter Drain voltage sensing synchronous controller The ZXGD3101 
Diodes Original 

class 180h transformer 12v to 24v LLC converter resonant TO263 footprint transistor MOSFET 924 ON high efficiency rectifier 100v 1a resonant llc low voltage 80PLUS 85PLUS 
Abstract: topologies such as phaseshifted bridges and LLC converter half bridges The Key Specifications: Part , ' topologies such as: o Half bridge (LLC) o Phaseshifted full bridge o Can be also be used for â'hard , '§ Power factor correction (PFC) ï'§ Twoswitch forward converter ï'§ Flyback converter ï'§ Forward converter Application Note: o Application note AN847, â'ZeroVoltage Switching FullBridge Converter , to devices that can be used in ZVS / soft switching topologies such as phaseshifted bridges and LLC 
Vishay Siliconix Original 

21N60EF 47N60EF 70N60EF HP21N60EF HB21N60EF HA21N60EF 
PLC810PGAbstract: PLC810 converter is frequency locked to the LLC to minimize noise and electromagnetic interference. Increasing the , of the PFC MOSFET gate drive signal to avoid the LLC converter switching edges. This eliminates , parallel resonant frequency. Typically, an LLC converter is designed to operate at a switching frequency , Pin) Overcurrent in the LLC converter is detected via a sense resistor in series with the low side , overcurrent detection circuit prevents the LLC converter from operating in the capacitive region of the LLC 
Power Integrations Original 

3C16470 TNY275PN TNY275PN equivalent PWM PFC LLC Controller MMC351 TNY275PN free 
hcpl 7806Abstract: CPOLEUE510 front stage, 210 W LLC power stage and 12.5 W standby flyback converter. The design requirements for , , an LLC converter and an auxiliary flyback converter that powers a TV set during standby and , also used to feed up the PFC front stage and the main LLC converter control circuits. This voltage is , ) resonant mode controller is used to control the main SMPS unit. The power stage of the LLC converter is , converter and improves no load efficiency of the LLC stage. As already mentioned, the current feedback 
ON Semiconductor Original 

hcpl 7806 CPOLEUE510 CPOLEUE25 REU_M1206 CEUC1206 capacitor 10MF AND8293/D NCP1396A 
Abstract: shifted bridges and LLC converter half bridges Product Group: Vishay Siliconix, MOSFETs / November , can be used in ZVS / soft switching topologies such as phase shifted bridges and LLC converter half 
Vishay Siliconix Original 

28N60EF 33N60EF HP28N60EF HF28N60EF HB28N60EF HG28N60EF 
vogt transformer 406 77Abstract: vogt 406 59 . 9 LLC Converter Dimensioning . 10 6.1. LLC Converter Specification , 5 9 6. LLC Converter Dimensioning 6.1. LLC Converter Specification Parameter Description , 3: LLC Converter Specification 6.2 LLC Resonant Tank Dimensioning The LLC resonant tank , Application Note AN1189 2x35W Isolated LLC LED Driver with Active PFC By Akos Hodany Table of 
International Rectifier Original 

vogt transformer 406 77 vogt 406 59 vogt T4 Epcos EF20 TRANSFORMER IRS2980 transistor 2N 4236 230VAC 110VAC IRS2505L AN1160 IRS2795 IRS2980S 
TNY275PN equivalentAbstract: 2mm5245b and external components. The PFC converter is frequency locked to the LLC to minimize noise and , gate drive signal to avoid the LLC converter switching edges. This eliminates switchingnoise coupling , resonant frequency. Typically, an LLC converter is designed to operate at a switching frequency which is , ) Overcurrent in the LLC converter is detected via a sense resistor in series with the low side of the , prevents the LLC converter from operating in the capacitive region of the LLC, thus avoiding failure of 
Power Integrations Original 

2mm5245b 
TNY275PNAbstract: PLC810 of the PFC MOSFET gate drive signal to avoid the LLC converter switching edges. This eliminates , resonant frequency. Typically, an LLC converter is designed to operate at a switching frequency which is , ) Overcurrent in the LLC converter is detected via a sense resistor in series with the low side of the , prevents the LLC converter from operating in the capacitive region of the LLC, thus avoiding failure of the converter components from overheating. Other LLC Control Blocks The nonoverlap (dead time 
Power Integrations Original 

2MM5245B7 D1415 transistor STTH8S06D LTV817A schematic circuit diagram optocoupler, pfc lcd tv power supply 
self oscillating LLC converterAbstract: RED2501 Rcs2 RED2501 RC CS 8 Cdd Figure 3: Typical Application Schematic: LLC converter with , halfbridge configuration. RED2501 is optimized to work with RediSemâ's LLC converter topology with , design process and improves the robustness of the LLC converter. The IC also has an instantaneous , are configured for a primary regulated LLC converter. The converterâ's output current and voltage , RED2501 LED Controller for LLC converters Features â Advanced LED Controller IC for high 
RediSem Original 

RED2501ADTR13 self oscillating LLC converter 
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