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

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HB LLC Schematic for Linear <strong>LED</strong> Driver
HB LLC Waveforms • Strong load variation (0 to 100%) on HB LLC with 100 Hz dimming • Traces: – Top: Output current from 0 to 1 A (0.5 A/div) – Middle: Primary current 2 A/div – Bottom: Output voltage ripple 2 V/div (120 Vdc) • Top picture: 50% dimming – HB LLC works in Burst – Up to 3 V peak ripple on V out • Bottom picture: 5% dimming – HB LLC works in Burst – < 0.5 V peak ripple on V out
Page 1 and 2: AC-DC LCD TV Power Architecture and
Page 3 and 4: LCD-TV Shipments by Size Source: Di
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: Output Voltage Modulation CAT4026 s
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: For More Information • View the e

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

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