UBA20270T：用于CFL的可调光控制器IC _ BDTIC 中国领先电子元器件代理商

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UBA20270T：用于CFL的可调光控制器IC

UBA20270是一款高压IC，能与两个外部NMOS功率FET配合使用，从而控制高功率自镇流可调光紧凑型荧光灯(CFL)。UBA20270具有高级逐级调光功能和升压冷光（汞）CFL灯的灯电流控制升压功能。控制器提供半桥驱动功能，包括集成自举二极管的高压电平转换电路、振荡器、用于预热和点亮的电流控制功能、定时器以及保护电路。UBA20270采用高效率dV/dt电源电路供电。

特性和优势

启动时线圈饱和保护
可调预热时间
可调预热电流
启动灯具电流检测
可调升压时序
固定升压电流比为1.5
逐步升压至发热的转换时序
集成式自举二极管提供集成式高压电平转换功能
用于标准切相调光器的连续变化调光功能
对数校正自然调光曲线
可调节最小调光等级(MDL)
控制灯具开启/关闭
升压和发热状态均提供电流控制
外部省电功能
灯具闪烁抑制
升压和发热状态均提供过流保护(OCP)
电容模式保护(CMP)
过功率保护(OPP)
省电功能
过温保护(OTP)

应用

用于20 W以上的通用市电电压供电型可调光紧凑荧光灯

产品图片

功能框图

Block diagram (UBA20270)

演示板

UBA20270DB1122

关键参数

Symbol	Parameter	Conditions	Min	Typ/Nom	Max	Unit
V_HBO	voltage on pin HBO	operating			500	V
V_HBO	voltage on pin HBO	during 1 s			600	V
V_DD	supply voltage				14	V
T_j	junction temperature		-40		150	°C
V_mains	mains voltage		120		230	V

封装与包装

型号	封装	Outline version	Reflow-/Wave soldering	包装	产品状态	标示	可订购的器件编号, (订购码 (12NC))
UBA20270T/1	SO16 (SOT109-1)	sot109-1_po	SO-SOJ-REFLOW SO-SOJ-WAVE	Reel 13" Q1/T1 in Drypack	量产	Standard Marking	UBA20270T/1,518( 9352 953 21518 )

引脚配置信息

Pin	Symbol	Description	外形简图	图形符号
1	SLS	source low-side switch input
2	GLS	low-side gate driver output
3	PGND	power ground
4	VDD	low voltage supply
5	RREF	internal reference current input
6	CF	voltage controlled oscillator capacitor
7	MDL	minimum dimming level input
8	CI	voltage controlled oscillator input integrating capacitor
9	CSI	current feedback sense input
10	DCI	dimming level input
11	CP	preheat timing capacitor
12	CB	boost timing capacitor
13	SGND	signal ground
14	FS	floating supply voltage
15	HBO	half-bridge output
16	GHS	high-side gate driver output

无铅环保信息

型号	可订购的器件编号	RoHS / RHF	无铅转换日期	潮湿敏感度等级	MSL LF
UBA20270T/1	UBA20270T/1,518		Always Pb-free	3	3

文档资料

档案名称	标题	类型	格式	日期
UBA20270 (中文)	600 V Driver IC for dimmable compact fluorescent lamps	Data sheet	pdf	2011-09-08
AN10912	SMPS EMC and layout guidlines	Application note	pdf	2011-02-18
AN10961	Dimmable CFL using the UBA2027X family	Application note	pdf	2012-06-08
AN10803	Triac dimmable CFL application using the UBA2028/UBA2014/UBA2027x	Application note	pdf	2012-02-27
75017208	NXP GreenChip lighting driver ICs UBA2026x and UBA2027x	Leaflet	pdf	2012-01-30
001aan129	GreenChip logo	Logo	gif	2012-04-20
R_10018	Smart lighting: A bright idea whose time has come	Report	pdf	2011-12-20
75017328	NXP GreenChip Lighting Solutions selection guide: The smarter way to energy efficiency	Selection guide	pdf	2012-10-29
UM10710	UBA20270DB1122 230V 30W LED Spot high PF LED driver demo board	User manual	pdf	2013-09-25
SO-SOJ-REFLOW	Footprint for reflow soldering	Reflow soldering	pdf	2009-10-08
SO-SOJ-WAVE	Footprint for wave soldering	Wave soldering	pdf	2009-10-08
sot109-1_po	plastic small outline package; 16 leads; body width 3.9 mm	Outline drawing	pdf	2009-10-08

订购信息

型号	订购码 (12NC)	可订购的器件编号
UBA20270T/1	9352 953 21518	UBA20270T/1,518

600 V Driver IC for dimmable compact fluorescent lamps UBA20270T

UBA20270T

SMPS EMC and layout guidlines UBA20270DB1122

Dimmable CFL using the UBA2027X family UBA20272T

Triac dimmable CFL application using the UBA2028/UBA2014/UBA2027x UBA20272T

NXP® GreenChip lighting driver ICs UBA2026x and UBA2027x UBA20272T

GreenChip logo NE57814DD

Smart lighting: A bright idea whose time has come UBA20272T

NXP GreenChip Lighting Solutions selection guide: The smarter way to energy efficiency UBA2037TS

UBA20270DB1122 230V 30W LED Spot high PF LED driver demo board UBA20270T

Footprint for reflow soldering NPIC6C596A_Q100

Footprint for wave soldering NPIC6C596A_Q100

plastic small outline package; 16 leads; body width 3.9 mm SA614A

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