Weltrend

● LED Driver
Weltrend has a comprehensive product portfolio for LED lighting including LED drivers, smart lighting, and ezPlug LED Linear Lamp.
－	WT72xx series are white LED drivers for LCD panel backlight and lighting applications. In addition to LED drivers, smart lighting functions such as dimming, hue, and etc. can be achieved by combining WT72xx and Weltrend MCUs.
－	WT7715 and WT7716 are electronic ballast-based LED driver ICs for T5 LED linear lamp for direct retrofit applications.
－	ezPlug LED Linear Lamp is a complete set of T5 LED linear lamp ready to be installed for director retrofit on electronic ballast-based lamp base.

Item	Description	Package	Data sheet	Version	Release Date	Tools
WT7220	Constant Current, 350mA, 1 ch, OTP	SOT 89
WT7228S	Step down, Input up to 450VDC, Constant Current	SOP8 (EP) SOP16 (EP)
WT7232	Step up, 8 ch x 14 LED max, OTP, OVP, OCP.	QFN24 TSSOP24
WT7234	Boost Constant Current, 8 ch, external MOS, OTP, OVP, OCP.	TSSOP24
WT7237	Boost Constant Current, 4 ch, 350 mA/ch, OTP, OVP, UVP, OCP	TSSOP28
WT7238	Linear Constant Current, 4 ch, 350 mA/ch, OTP, UVP	TSOP16
WT7239	Boost Constant Current, 4 ch, 240 mA/ch, OTP, OVP, UVP, OCP	TSOP16
WT7712	Primary-Side-Control with Active PFC LED Driver	SOP8 MSOP10
WT7715F	Electronic Ballast-based LED Linear Lamp Driver IC	SOP8
WT7716F	Electronic Ballast-based LED Linear Lamp Driver IC	MOSP10
WT7724	HV Linear LED Driver, 1 ch, OTP, OVP	SOP8 (EP)
ezPlug T5	Electronic Ballast-based T5 LED Linear Lamp	2ft/4ft