Infineon LLC IC solution & QR Coolset. Willion Chen ASIC & IC System Application Engineer

Infineon LLC IC solution & QR Coolset Willion Chen ASIC & IC System Application Engineer

Infineon LLC Solution for LED TV LLC stage ICE2HS01G Timer EnA OCP LOAD FREQ TD Delay Vref Vmc Vres ICE2HS01G PG-DSO-20 Package PG-DSO-20-45 VCC HG LG SHG SLG GND SRD CL CS VINS Pin Number Pin Name 1 Timer 2 EnA 3 SS 4 LOAD 5 FREQ 6 Delay 7 TD 8 Vmc 9 Vref 10 Vres 11 VINS 12 CS 13 CL 14 SRD 15 GND 16 SLG 17 SHG 18 LG 19 HG 20 VCC 12/20/2010 Page 2

Infineon LLC Solution for LED TV LLC stage ICE2HS01G Timer EnA OCP LOAD FREQ TD Delay Vref Vmc Vres ICE2HS01G PG-DSO-20 VCC HG LG SHG SLG GND SRD CL CS VINS SR control from primary side for both CCM and DCM No need SR IC/Current sense at secondary side 2011/10/21 Page 3

Infineon LLC Solution for LED TV LLC stage ICE2HS01G Accurate set of frequency and deadtime Timer EnA OCP LOAD FREQ TD Delay Vref Vmc Vres ICE2HS01G PG-DSO-20 VCC HG LG SHG SLG GND SRD CL CS VINS 2011/10/21 Page 4

Infineon LLC Solution for LED TV LLC stage ICE2HS01G Timer VCC brownout EnA OCP HG LG LOAD SHG OCP FREQ TD Delay ICE2HS01G PG-DSO-20 SLG GND SRD Vref CL Vmc CS Vres VINS Latch OLP 2011/10/21 Page 5

A I(TX2-31) / A S1-N / V A I(TX2-31) / A S1-N / V Infineon LLC Solution for LED TV LLC stage ICE2HS01G 400 350 300 250 200 150 100 50 0 30 25 20 G( 0.2) 1.6 1.55 1.49 1.44 1.39 G( 0.238) 1.33 15 10 5 0 1.5 1 0.5 0-0.5-1 G( 0.3) 1.28 G( 0.345) 1.23 G( 0.585) 1.17 G( 0.765) 1.12-1.5-2 8.41 8.412 8.414 8.416 8.418 8.42 8.422 8.424 8.426 8.428 8.43 Time/mSecs 400 350 2uSecs/div G( 1.0) 1.07 300 250 Line 1.01 200 150 0.96 100 50 0.91 0 50 0.85 40 0.8 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.3 30 20 10 0 2 1 0-1 -2-3 8.2 8.205 8.21 8.215 8.22 8.225 Time/mSecs 5uSecs/div 2011/10/21 Page 6

Infineon LLC Solution for LED TV LLC stage ICE2HS01G Novel SR operation mode with various protections LLC can designed at resonant frequency highest achievable efficiency Reliable operation of SR Easy design Control SR from primary controller No need of SR IC, low system cost Tight tolerance control Feasibility for mass production Accurate setting of switching frequency and dead time Simple system design optimized system efficiency Various protections OTP, OLP, OCP, Latch-off Enable Easy system design, short design cycle 2011/10/21 Page 7

300W Evaluation board with ICE2HS01G System Design spec. Main Input voltage: 315Vdc~420Vdc Output: 12V/25A Main Tran.: PQ3230 PC95 Resonant Choke: RM10 PC95 Pulse Tran.: EE13 PC44 Auxiliary input: 15V/50mA for IC Primary MOSFET: IPA60R199CP Secondary SR MOSFET: SPP015N04N G Efficiency: 97% at 50% load 12/20/2010 Page 8

300W Evaluation board with ICE2HS01G Main board schematics 12/20/2010 Page 9

300W Evaluation board with ICE2HS01G Control board schematics 12/20/2010 Page 10

Infineon Integrated Power IC (CoolSET F3R80 DIP-7) AC ~ V o DC IC T 2 CoolSET -F3R80 PWM IC CoolMOS C3 CoolSET ICE3XRxx80JZ DIP-7 3 Jan 2011 Page 11

Naming System (Nomenclature) of CoolSET -F3R80 ICE 3 A R 06 80 J Z Divided by 10 (80 x 10 = 800V) 3 Jan 2011 Page 12

ICE3XRxx80JZ Product Highlights PG-DIP7 package BiCMOS technology provide higher Vcc voltage 800V avalanche rugged CoolMOS with built-in startup Cell 65/100kHz Fixed Switching Frequency with frequency jitter Enhanced Active Burst Mode for Lowest Standby Power with Lower output ripple ( smaller burst on/off control voltage; 0.3V ) Selectable enter burst level ( 4 levels ) Adjustable brownout feature to provide robust control in application Built-in 10ms soft start Propagation delay compensation to provide accurate power control between low line and high line Frequency jitter mode, soft gate driving and 50Ω gate turn on resistor to enhance EMI performance Built-in 20ms and extendable Blanking Window for over load protection Auto-Restart protection Vcc Overvoltage, Overload, Open Loop, Vcc Undervoltage & Short Optocoupler, Over temperature (with 50 C hysteresis), External auto-restart enable pin Pb-free lead plating; RoHS compilant 3 Jan 2011 Page 13

Package & Pin Configuration Package : PG-DIP7 Pin Symbol Function BBA 1 8 GND 1 BBA Brownout, extended Blanking time & Auto-restart enable 2 FBB FeedBack and Burst entry/exit control FBB 2 7 VCC 3 CS Current Sense/800V CoolMOS Source 4 n.c Not connected CS 3 5 Drain 800V CoolMOS Drain 6 - (no pin) n.c. 4 5 Drain 7 Vcc Controller Supply Voltage 8 GND Controller Ground 3 Jan 2011 Page 14

VCC Block diagram + 85... 270 VAC CBulk Snubber Converter DC Output VOUT - CVCC VCC Drain Auto-restart Enable Signal #3 TAE #2 RBO1 BBA RBO2 CBK #1 #2 FBB CFB S2 RFB 5.0V 25k 2pF Burst detect and select Vcs_burst S3 S1 500 VFB_burst Vcc Ichg_BO 25.5V 5.0V Ichg_EB 0.9V 0.4V VCC 20.5V 4.5V 0.9V 4.5V 4.0V VFB_burst 3.5V 3.2V C14 C2 C9 C1 C11 C3 C4 C13 C5 C6a C6b Brownout mode 120μs Blanking Time & G1 Counter CT1 20ms Blanking Time Thermal Shutdown Tj >130 C & G5 20ms Blanking Time Power Management Internal Bias Spike Blanking 30μs Power-Down Reset Control Unit Soft Start Block Auto Restart Mode Active Burst Mode & G11 Voltage Reference Soft Start C7 C8 x3.25 PWM OP Current Mode & G7 5.0V Undervoltage Lockout 17V ICE3XRxx80JZ / CoolSET -F3R80 ( Brownout & Jitter Mode ) 10.5V 0.6V Soft-Start Comparator PWM Comparator & G10 or G13 Oscillator Duty Cycle max Clock Freq. jitter C10 C12 0.75 1 G8 Propagation-Delay Compensation Vcsth Propagation-Delay Compensation-Burst PWM Section FF1 S R Q LEB 220ns LEB 180ns Vcsth_burst CoolMOS Startup Cell Gate Driver & G9 Current Limiting S4 1pF 10k D1 GND CS RSense # : optional external components; #1 : C BK is used to extend the Blanking Time #2 : R BO1 & R BO2 are used for brownout feature; R BO1 tie to Vcc if no brownout feature #3 : T AE is used to enable the external Auto-restart feature 3 Jan 2011 Page 15

Evaluation Board Circuit Diagram 12V 30W (Vin= 85Vac ~ 282Vac) using ICE3AR0680JZ Enable BrownOut, EBO : Add R18, R19, R1100 and delete R17; Disable BrownOut, DBO : Add R17 and delete R18, R19 and R100; EBO and DBO would not happen at the same time. 3 Jan 2011 Page 16

Input Power [ W ] Efficiency [ % ] Input Power [ mw ] Standby Input Power at 0W and 0.5W load using Yokogawa WT210 in integration timer mode Measurement based on demo board 30W 12V using ICE3AR0680JZ Stanby Power @ no-load versus AC Line Input Voltage 100 80 75.06 97.95 60 40 20 35.57 23.88 40.92 31.83 49.29 33.71 57.02 34.73 38.82 46.54 0 85 115 150 180 230 282 AC Line Input Voltage [ Vac ] Po = 0W(Enable Broownout) Po=0W(Disable Brownout) Standby Pow er @ 0.5W load versus AC Line Input Voltage Standby Pow er Efficiency @ 0.5W 0.80 90 0.75 0.70 0.65 0.60 0.61 0.63 0.63 0.65 0.67 0.70 85 80 75 79.49 82.34 78.71 84.77 84.51 80.98 82.42 0.55 74.40 0.50 85 115 150 180 230 282 AC Line Input Voltage [ Vac ] Po=0.5W 70 0.5 1.0 2.0 3.0 Output power [ W ] Vin=115Vac Vin=230Vac 3 Jan 2011 Page 17

Standby power at different C FB for no load and 0.5W load Measurement based on demo board 30W 12V using ICE3AR0680JZ Input standby power at no load with different C FB Pin (mw) Enable Brownout Pin (mw) Disable Brownout 85Vac 115Vac 150Vac 180Vac 230Vac 282Vac 85Vac 115Vac 150Vac 180Vac 230Vac 282Vac C FB =6.8nF 37.34 42.48 49.79 59.34 78.94 99.96 32.94 34.21 36.19 38.99 44.89 56.26 C FB =1nF 36.55 41.29 50.83 56.23 76.35 96.54 32.56 33.48 36.42 38.86 43.83 55.79 C FB =330pF 36.46 41.95 49.02 57.73 76.53 98.93 33.19 34.63 36.19 38.73 44.58 55.42 C FB =100pF 108.57 104.48 105.77 114.59 128.02 149.37 97.52 80.17 87.36 88.81 92.49 100.84 Input standby power at 0.5W load with different C FB Pin (W) Enable Brownout Pin (W) Disable Brownout 85Vac 115Vac 150Vac 180Vac 230Vac 282Vac 85Vac 115Vac 150Vac 180Vac 230Vac 282Vac C FB =6.8nF 0..584 0.595 0.610 0.625 0.638 0.664 0.581 0.596 0.605 0.606 0.612 0.628 C FB =1nF 0.611 0.625 0.630 0.633 0.650 0.679 0.585 0.601 0.606 0.619 0.629 0.647 C FB =330pF 0.606 0.614 0.637 0.642 0.668 0.682 0.589 0.602 0.614 0.620 0.630 0.652 C FB =100pF 0.857 0.812 0.796 0.804 0.826 0.869 0.840 0.782 0.772 0.76 0.77 0.79 3 Jan 2011 Page 18

Auxiliary converter ICE2QRxx80JZ 85 ~ 265 VAC C bus C ZC R ZC2 R ZC1 Snubber W p W s D O C O L f C f V O D r1 ~D r4 ZC Power Management VCC R VCC C VCC D VCC Startup Cell Drain W a C PS 800V/650V CoolMOS GND PWM controller Current Mode Control Cycle-by-Cycle current limitation Zero Crossing Block Active Burst Mode Depl. CoolMOS Power Cell CS FB R CS R b1 Optocoupler R b2 R c1 R ovs1 Protections Control Unit CoolSET -Q1 TL431 C c1 C c2 R ovs2 Active burst mode for low standby power 2011/10/21 Page 19

Infineon System Solution for Computing SMPS Auxiliary converter ICE2QRxx80JZ V ds L P V out V in C in C d + V ds - T ON T OFF1 T OFF2 t Benefits: Lower switching losses & Higher efficiency Lower switching interference & Lower EMI 2011/10/21 Page 20

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SMPS IC s at a glance Focus Product Portfolio ICE3BR4765J ICE3BR1765J ICE3BR0665J ICE3BR4765JZ ICE3BR1765JZ ICE3BR0665JZ ICE3BR4765JG FF CoolSET ICE3BR2565JF ICE3BR1565JF ICE3BR1065JF ICE3BR0665JF ICE3A1065ELJ ICE3A2065ELJ ICE3AR4780JZ ICE3AR2280JZ ICE3AR0680JZ FF PWM IC ICE3BS03LJG ICE3AS03LJG QR CoolSET ICE2QR4765 ICE2QR1765 ICE2QR0665 QR PWM IC ICE2QS01 ICE2QS02G ICE2QS03 ICE2QS03G Res LLC HB ICE1HS01G ICE2HS01G ICE2PCS01 ICE2PCS02 ICE2PCS03 ICE2PCS04 ICE2PCS05 ICE2PCS06 CCM PFC IC ICE2PCS01G ICE2PCS02G ICE2PCS03G ICE2PCS04G ICE2PCS05G ICE2PCS06G ICE3PCS01G ICE3PCS02G ICE3PCS03G PFC+TTF ICE1CS02 ICE1CS02G Page 23

Thank you!! Any question? 2011/10/21 Page 24