NCL30002: 功率因数校正离线降压LED驱动器 _ BDTIC 中国领先电子元器件代理商

NCL30002: 功率因数校正离线降压LED驱动器

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。

NCL30002: 功率因数校正离线降压LED驱动器

特性

Low 485 mV Current Sense threshold
Wide -40 to + 125 °C Temperature Range
Low typical 24 µA startup current
Fixed On time/Peak Current Power Factor Correction Control Architecture
Maximum Vcc of 20 Vdc
500 mA Source / 800 mA Sink MOSFET Gate Driver
± 3.1% Current limit accuracy across complete temperature range

优势

Lower power dissipation
Suitable for indoor and outdoor lighting applications
Faster startup time with reduced power dissipation

应用

LED Bulbs
LED Downlights
Power Factor Corrected LED Drivers
LED Fluorescent Tube Replacements

终端产品

High Efficiency LED Lighting

封装

设计和开发工具 (1)

Document Title	Document ID/Size	Revision	Revision Date
NCL30002 Design Worksheet	NCL30002 DWS.XLS (6064.0kB)	0

封装图纸 (1)

Document Title	Document ID/Size	Revision
SOIC-8 Narrow Body	751-07 (62.6kB)	AK

应用注释 (2)

Document Title	Document ID/Size	Revision	Revision Date
Dimming the NCL30002 LED Driver	AND9096/D (126kB)	2	Feb, 2014
NCL30002 High Power Factor Buck LED Driver	AND9094/D (258kB)	1	Oct, 2013

评估板文档 (16)

Document Title	Document ID/Size	Revision
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

数据表 (1)

Document Title	Document ID/Size	Revision	Revision Date
Power Factor Corrected Buck LED Driver	NCL30002/D (226.0kB)	0

评估板与开发工具

产品	状况	Compliance	简短说明
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