AC-DC LCD TV Power Architecture and LED ... - ON Semiconductor

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LCD TV Power Architecture and LED Backlight • LCD-TV Market – Power Reduction Trend – Edge LED LCD TV Backlight • 26” to 42” H-V LIPS Reference Design • 46/47” Power Reference (PSU) for any Backlight solution – Interleaved Frequency Clamp CrM PFC with NCP1631 – Quasi Resonance Valley lock out Flyback Converter with NCP1379 – ECO Standby SMPS Solution with NCP1053A • 46/47” Backlight solution – LIPS Inverter – Edge LED Driver • Conclusion
LCD-TV Shipments by Size Source: Displaysearch 2Q 09
Page 1: AC-DC LCD TV Power Architecture and
Page 5 and 6: Proposed ENERGY STAR rev4.0 Standar
Page 7 and 8: Comparison of LED LCD TV Backlight
Page 9 and 10: 32” HV-LIPS Reference Design •
Page 11 and 12: HV-LIPS LCD TV Complete Solution 12
Page 13 and 14: 46” LCD TV Power Block Diagram
Page 15 and 16: 46” LCD TV PFC Solution •Up to
Page 17 and 18: C3 F1 FUSE 6A-250V C5 X2 100nF 275V
Page 19 and 20: 46” LCD TV PWM Fixed F Flyback So
Page 21 and 22: 46” LCD TV QR Flyback Waveforms
Page 23 and 24: ECO Standby SMPS Solution (2) •St
Page 25 and 26: ECO Standby SMPS Waveforms • Drai
Page 27 and 28: 46” Flat TV PSU - Backlight Inter
Page 29 and 30: Mains Input 90-264 Vac 46” LIPS I
Page 31 and 32: Multiple LED Linear Drivers with CA
Page 33 and 34: 46” Linear LED Driver Backlight S
Page 35 and 36: Resonant Inductance Location? Exter
Page 37 and 38: NCP1397 - LLC Stage Controller Bene
Page 39 and 40: Output Voltage Modulation CAT4026 s
Page 41 and 42: HB LLC Waveforms • Strong load va
Page 43 and 44: Existing Large Panel Backlight Solu
Page 45 and 46: Multi-channel “Linear” Edge-Lit
Page 47 and 48: Multi-channel “Linear” Edge Dri
Page 49 and 50: VARIATION % VARIATION % . LED Chann
Page 51 and 52: Edge LED Linear Backlighting Summar
Page 53:
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