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液晶电视交流-直流(AC-DC)电源架构及LED背光
消耗积分:10 |
格式:rar |
大小:414 |
2010-07-30
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液晶电视电源架构及LED背光
LCD TV Power architecture and LED backlight
• 液晶电视市场趋势LCD-TV Market
– 能耗降低趋势Power Reduction Trend
– 侧光式LED液晶电视背光Edge LED LCD TV Backlight
• 26至42英寸高压LIPS参考设计26” to 42” H-V LIPS Reference Design
• 46/47英寸液晶电视电源参考(PSU)，适合任何背光方案46/47” Power Reference
(PSU) for any Backlight solution
– 采用NCP1631的交错式频率钳位CrM PFC Interleaved Frequency Clamp CrM PFC with
NCP1631
– 采用NCP1379的准谐振谷底锁定反激转换器Quasi Resonance Valley lock out Flyback
Converter with NCP1379
– 采用NCP1053A的ECO待机开关电源方案ECO Standby SMPS Solution with NCP1053A
• 46/47英寸背光方案46/47” Backlight solution
– LIPS变换器LIPS Inverter
– 侧光式LED驱动器Edge LED Driver
• 基于NCP1397的专用半桥LLC转换器Dedicated HB LLC converter with NCP1397
• 基于CAT4026的多通道线性驱动器Multiple Linear Drivers with CAT4026
• 总结Summary
LCD TV Power architecture and LED backlight
• 液晶电视市场趋势LCD-TV Market
– 能耗降低趋势Power Reduction Trend
– 侧光式LED液晶电视背光Edge LED LCD TV Backlight
• 26至42英寸高压LIPS参考设计26” to 42” H-V LIPS Reference Design
• 46/47英寸液晶电视电源参考(PSU)，适合任何背光方案46/47” Power Reference
(PSU) for any Backlight solution
– 采用NCP1631的交错式频率钳位CrM PFC Interleaved Frequency Clamp CrM PFC with
NCP1631
– 采用NCP1379的准谐振谷底锁定反激转换器Quasi Resonance Valley lock out Flyback
Converter with NCP1379
– 采用NCP1053A的ECO待机开关电源方案ECO Standby SMPS Solution with NCP1053A
• 46/47英寸背光方案46/47” Backlight solution
– LIPS变换器LIPS Inverter
– 侧光式LED驱动器Edge LED Driver
• 基于NCP1397的专用半桥LLC转换器Dedicated HB LLC converter with NCP1397
• 基于CAT4026的多通道线性驱动器Multiple Linear Drivers with CAT4026
• 总结Summary
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