Fairchild Power Switch Sep, 2004 Power Conversion

GFPS for High Power Applications Display & Computing - CRT Monitor - CRT TV - Projection TV - LCD TV / PDP - Silver Box - NoteBook Adaptor Power Range : 100 ~ 300Watt System Configuration –Qusi-Resonant with multi-output for CTV –Sync Frequency with multi output for CRT Monitor –Forward or Half bridge with multi output for PC –Multi power stage for PDP/ LCD TV Development Direction –Low Stand by requirement CTV/Monitor - under 1.0Watt PC SMPS - under Po=0.5Watt –High Efficiency requirement 300Watt * 90% efficiency  30watt power loss Need to reduce switching loss(soft switching)  3Chip 1Pkg for resonant solution FSC Solution –QRC Applications : FSCQ-Series –Silver Box/LCD TV: FSD1000

Device FunctionProtection Option PKG Vdmax (V) Ipeak (A) Pin(max) (1) VAC Fopr (KHz) Rds(on) Max (  ) OLPOCLOVPTSD High Power Quasi-Resonant Converter Applications Color TV KA5Q0565RT QRC2.2YES TO-220F-5L KA5Q0740RT QRC1.1YES TO-220F-5L KA5Q0765RTH QRC1.6YES TO-220F-5L KA5Q12656RTH QRC0.9YES TO-220F-5L KA5Q1265RFH QRC0.9YES TO-3PF-5L KA5Q1565RF QRC0.65YES TO-3PF-5L FSCQ0765RT QRC1.6YES TO-220F-5L FSCQ1265RT QRC0.90YES TO-220F-5L FSCQ1565RT QRC0.65YES TO-220F-5L FSCQ1565RP** QRC0.65YES TO-3PF-7L FSCQ2270RP** QRC0.38YES TO-3PF-7L ** Under Development Green FPS provide under 1watt stand by power consumption Selection Guide for C-TV

Compact and cost effective design with FPS FPS includes FPS includes SenseFET SenseFET PWM controller PWM controller Optimized Gate drive circuit Additional function - Quasi-resonant switching - Quasi-resonant switching - Soft start - Soft start - Burst operation - Burst operation Protection function - Over load protection - Over load protection - Over voltage protection - Over voltage protection - Over current protection - Over current protection - Pulse by Pulse current limit - Pulse by Pulse current limit - Over temperature protection - Over temperature protection

Features and Advantages of FSCQ-series Features - Optimized for Quasi-resonant converter (Low EMI and High Efficiency) - Fully avalanche rated and 100% tested SenseFET - Pulse-by-pulse current limiting - Improved reliability through various protection functions : Over voltage, Over load, Over current, Thermal shutdown - Advanced Burst operation for low power consumption in standby (<1W) - Internal Soft start function (20ms) - Extended Quasi-resonant operation for wide operation range - Reduced startup and operating currents Advantages - Reduced board space (simple & compact circuit design) - Decreased assembly time and field failure rate  Enhanced productivity

FSCQ-series Functional Block Diagram QRC Control Burst Mode Operation TSD OLP OVP AOCP Latch Mode Current Mode Control Auto Restart Mode SenseFET

Burst operation - Output drop circuit -Normal mode : Vo1 (B+) is regulated -Standby mode : Vo2 is regulated

Power Consumptions in standby mode Vi Io 0 mA10 mA20 mA30 mA40 mA50 mA 90 Vac0.13 W0.30 W0.56 W0.68 W0.76 W0.86 W 120 Vac0.13 W0.41 W0.59 W0.76 W0.93 W0.99 W 150 Vac0.17 W0.42 W0.58 W0.77 W0.94 W1.07 W 180 Vac0.22 W0.45 W0.62 W0.79 W0.95 W1.08 W 210 Vac0.26 W0.48 W0.64 W0.79 W0.96 W1.10 W 240 Vac0.31 W0.52 W0.68 W0.85 W1.02 W1.17 W 270 Vac0.36 W0.57 W0.75 W0.91 W1.07 W1.24 W Minimum voltage of linear regulator = 8.0V B+ output : open

Pin Compatible : TO-220F-5L & TO-3PF-7L

GenerationKA5Q-SeriesFSCQ-SeriesFSCQ Advantages Control Method QRC/PSR High Efficiency/Low EMI QRC with high frequency limit High Efficiency/Low EMI Temp. of device can be lower at high line input Start-up current /Operation current Max. 200uA / 18mA(always constant) Max. 50uA / 6mA(reduced in burst mode) Lower standby power Output regulation in standby By Vcc controlBy Feedback controlJust difference of method Output voltage drop in standby Up to halfAny level Lower standby power but MCU reset must be considered Standby powerUnder 2W Under 1W Soft startNone20mS Reducing overshoot voltage on Power MOSFET & secondary side diode SenseFETQ-FETS-FET PKGTO220F-5L/TO3PF-5LTO220F-5L/TO3PF-7L The one PCB can be used regardless of different PKG Line-up Status KA5Q0740RT KA5Q0565RT KA5Q0765RTH KA5Q12656RTH KA5Q1265RFH KA5Q1565RF FSCQ0765RT FSCQ1265RT FSCQ1565RT FSCQ1565RP FSCQ2270RP FPS Comparison for Color TV

Energy Recovery Block MCU & Logic DATA Clock H Sync V Sync PANEL Energy Recovery Block X Sustain Block Y Sustain Block Next page for more detail Address Driver Power Supply ・ FPS TM ・ PFC/PWM PDP Power Supply - System Block Diagram

PFCV SUSTAIN V SET / V ERASE / V SCAN Stand byV ADDRESS / V MULTI / V AUDIOAMP ABCDEF ML4824(Combo) +FQA28N50/24N50*2 FQL40N50 +ISL9R1560 FFPF10U60DN FFPF05U60DN RURP860CC FFPF10U60DN FFPF05U60DN KA5L0380R FSDx0365RN FSDM0565R FFPF10U60S FFPF05U60DN RURP860 KA5L0380R FSDx02/0365RN FS7M0680 FS7M0880 ML4810+FET(PFC only) ML4822(ZVT)+FET(PFC only) EMI FILTER PFCV SUSTAIN V SET KA5L0380R V MULTI FS7M V / 20W V ADDRESS FS7M V, +6V +12V, +15V, +33V +70V / 150W 400V V ERASE KA5L0380R +110V / 20W +90V / 30W +5V / 3.5W +190V (+85V) Boost 420W Two switch Forward Flyback Flyback / 80W +180V / 240W V SCAN KA5L0380R ML4824(Combo) Flyback +18V / 40W V AUDIO AMP FS7M0880 Stand by KA5L0380R A B C D E F Focus device  Fly back, Forward and half bridge topology (400W~600W)  Low standby power, under 1W required  Active PFC required (Combo or PFC only) PDP Power Supply - Block Diagram

EMI FILTER PFC ML ~ 400V ML4824(Combo)+FET 200W +180V 120W +60V 70~90W +3.3V +5V +12V +15V others 3W +5V V SUSTAIN KA7500C+FET V ADDRESS FS7M0880 Logic Board Image Board Sound Board V MULTI FS7M0680 Stand by KA5M0280R Power Solution for PDP