NCL30002是一款开关电源控制器,用于中低功率单级功率因数校正的LED驱动器。该器件作为临界导通模式(CrM)降压控制器,来调节LED电流,以高功率因数工作于特定线性电压范围。限流阈值可微调,支持开环控制技术以减少元件数,同时保持精确的稳流和高功率因数。因CrM工作模式可实现即使在低功率水平下提供高能效,特别适用于LED应用。在LED照明应用中,符合稳流要求并满足整个系统光能效的要求很重要。在CrM中,开关频率将随线性和负载而变化。开关损耗低,因为在激活主MOSFET开关前电流降至0,在输出整流器上的恢复损耗可忽略不计。
特性
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应用
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Document Title | Document ID/Size | Revision | Revision Date |
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NCL30002 Design Worksheet | NCL30002 DWS.XLS (6064.0kB) | 0 |
Document Title | Document ID/Size | Revision |
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SOIC-8 Narrow Body | 751-07 (62.6kB) | AK |
Document Title | Document ID/Size | Revision | Revision Date |
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Dimming the NCL30002 LED Driver | AND9096/D (126kB) | 2 | Feb, 2014 |
NCL30002 High Power Factor Buck LED Driver | AND9094/D (258kB) | 1 | Oct, 2013 |
Document Title | Document ID/Size | Revision | Revision Date |
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NCL30002DIM1GEVB Bill of Materials ROHS Compliant | NCL30002DIM1GEVB_BOM_ROHS.PDF (88.0kB) | 1 | |
NCL30002DIM1GEVB Gerber Layout Files (Zip Format) | NCL30002DIM1GEVB_GERBER.ZIP (39.0kB) | 0 | |
NCL30002DIM1GEVB Schematic | NCL30002DIM1GEVB_SCHEMATIC.PDF (207.0kB) | 0 | |
NCL30002DIM1GEVB Test Procedure | NCL30002DIM1GEVB_TEST_PROCEDURE.PDF (281.0kB) | 0 | |
NCL30002DIM2GEVB Bill of Materials ROHS Compliant | NCL30002DIM2GEVB_BOM_ROHS.PDF (87.0kB) | 1 | |
NCL30002DIM2GEVB Gerber Layout Files (Zip Format) | NCL30002DIM2GEVB_GERBER.ZIP (39.0kB) | 0 | |
NCL30002DIM2GEVB Schematic | NCL30002DIM2GEVB_SCHEMATIC.PDF (207.0kB) | 0 | |
NCL30002DIM2GEVB Test Procedure | NCL30002DIM2GEVB_TEST_PROCEDURE.PDF (281.0kB) | 0 | |
NCL30002LED1GEVB Bill of Materials ROHS Compliant | NCL30002LED1GEVB_BOM_ROHS.PDF (95.0kB) | 1 | |
NCL30002LED1GEVB Gerber Layout Files (Zip Format) | NCL30002LED1GEVB_GERBER.ZIP (39.0kB) | 0 | |
NCL30002LED1GEVB Schematic | NCL30002LED1GEVB_SCHEMATIC.PDF (178.0kB) | 0 | |
NCL30002LED1GEVB Test Procedure | NCL30002LED1GEVB_TEST_PROCEDURE.PDF (282.0kB) | 0 | |
NCL30002LED2GEVB Bill of Materials ROHS Compliant | NCL30002LED2GEVB_BOM_ROHS.PDF (89.0kB) | 1 | |
NCL30002LED2GEVB Gerber Layout Files (Zip Format) | NCL30002LED2GEVB_GERBER.ZIP (39.0kB) | 0 | |
NCL30002LED2GEVB Schematic | NCL30002LED2GEVB_SCHEMATIC.PDF (178.0kB) | 0 | |
NCL30002LED2GEVB Test Procedure | NCL30002LED2GEVB_TEST_PROCEDURE.PDF (282.0kB) | 0 |
Document Title | Document ID/Size | Revision | Revision Date |
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Power Factor Corrected Buck LED Driver | NCL30002/D (226.0kB) | 0 |
产品 | 状况 | Compliance | 简短说明 |
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NCL30002DIM1GEVB | Active | Pb-free | 120 V Dimmable HPF Buck Evaluation Board |
NCL30002DIM2GEVB | Active | Pb-free | 230 V Dimmable HPF Buck Evaluation Board |
NCL30002LED1GEVB | Active | Pb-free | 100 - 132 Vac Hi-PF 750 mA / 18 W Buck Driver Evaluation Board |
NCL30002LED2GEVB | Active | Pb-free | 200 - 265 Vac Hi-PF 750 mA / 18 W Buck Driver Evaluation Board |
产品 | 状况 | Compliance | 封装 | MSL* | 容器 | 预算价格 (1千个数量的单价) | ||
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NCL30002DR2G | Active | Pb-free Halide free | SOIC-8 | 751-07 | 1 | Tape and Reel | 2500 | $0.55 |
Product | Topology | VI Min (V) | VI Max (V) | VO Max (V) | IO Max (mA) | fSW Typ (kHz) |
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NCL30002DR2G | Step-Down | 12.5 | 2000 | Up to 250 |