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<P> <STRONG><A href="http://www.cps800.com/news/16844.htm" target=_blank>圣邦微电子</A></STRONG>(SGMICRO)最新推出SGM3132,是面向中小尺寸液晶模组背光LED驱动的低压差模式的4通道白光驱动,可以帮助客户简化产品背光设计,降低客户系统设计成本。SGM3132与RT9364完全兼容,可广泛应用于手机、GPS、消费类电子市场。</P> <P> SGM3132作为圣邦微电子新近推出的低压差单线调光模式白光LED灯驱动,相对市场上现有同类产品在性能上做了充分的改善,压差降低到20mA电流条件下小于35mV,可以完美支持4颗LED在较低的电池电压下(<3.5V)稳定工作,工作电压为2.5~5.0V, 通道间电流误差小于3%,可以实现较高的通道亮度匹配度。支持单线脉冲调光,脉冲宽度支持最低1μS,启动时间小于30μS,关断模式下,静态电流小于0.1μA,可以充分满足各种便携产品的应用。</P> <P> SGM3132是无公害无铅环保产品,温度范围达到扩展的工业标准–40°C 到+85°C,采用TQFN-16(3*3)封装。</P> <P> <TABLE style="PADDING-RIGHT: 5.4pt; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0pt; PADDING-TOP: 0pt; BORDER-COLLAPSE: collapse; mso-table-layout-alt: fixed" align=right> <TBODY> <TR style="HEIGHT: 45.5pt"> <TD style="BORDER-RIGHT: rgb(0,0,0) 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: rgb(0,0,0) 0.5pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0pt; BORDER-LEFT: rgb(0,0,0) 0.5pt solid; WIDTH: 57.85pt; PADDING-TOP: 0pt; BORDER-BOTTOM: rgb(0,0,0) 0.5pt solid" vAlign=top width=77> <P class=p0 style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt; LINE-HEIGHT: 15pt; TEXT-ALIGN: center"><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: 'Verdana'; mso-spacerun: 'yes'">Device</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(113,113,115); FONT-FAMILY: '宋体'"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></P></TD> <TD style="BORDER-RIGHT: rgb(0,0,0) 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: rgb(0,0,0) 0.5pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0pt; BORDER-LEFT: medium none; WIDTH: 49.5pt; PADDING-TOP: 0pt; BORDER-BOTTOM: rgb(0,0,0) 0.5pt solid" vAlign=top width=66> <P class=p0 style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt; LINE-HEIGHT: 15pt; TEXT-ALIGN: center"><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">X1</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'"><o:p></o:p></SPAN></P> <P class=p0 style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt; LINE-HEIGHT: 15pt; TEXT-ALIGN: center"><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(113,113,115); FONT-FAMILY: '宋体'"><o:p></o:p></SPAN></P></TD> <TD style="BORDER-RIGHT: rgb(0,0,0) 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: rgb(0,0,0) 0.5pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0pt; BORDER-LEFT: medium none; WIDTH: 65.25pt; PADDING-TOP: 0pt; BORDER-BOTTOM: rgb(0,0,0) 0.5pt solid" vAlign=top width=87> <P class=p0 style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt; LINE-HEIGHT: 15pt; TEXT-ALIGN: center"><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">Current</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'"><o:p></o:p></SPAN></P> <P class=p0 style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt; LINE-HEIGHT: 15pt; TEXT-ALIGN: center"><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">matching</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'"><o:p></o:p></SPAN></P></TD> <TD style="BORDER-RIGHT: rgb(0,0,0) 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: rgb(0,0,0) 0.5pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0pt; BORDER-LEFT: medium none; WIDTH: 66.3pt; PADDING-TOP: 0pt; BORDER-BOTTOM: rgb(0,0,0) 0.5pt solid" vAlign=top width=88> <P class=p0 style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt; LINE-HEIGHT: 15pt; TEXT-ALIGN: center"><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">Dimming</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(113,113,115); FONT-FAMILY: '宋体'"><o:p></o:p></SPAN></P></TD> <TD style="BORDER-RIGHT: rgb(0,0,0) 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: rgb(0,0,0) 0.5pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0pt; BORDER-LEFT: medium none; WIDTH: 65.6pt; PADDING-TOP: 0pt; BORDER-BOTTOM: rgb(0,0,0) 0.5pt solid" vAlign=top width=87> <P class=p0 style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt; LINE-HEIGHT: 15pt; TEXT-ALIGN: center"><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: 'Verdana'; mso-spacerun: 'yes'">Shutdown Current</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(113,113,115); FONT-FAMILY: '宋体'"><o:p></o:p></SPAN></P></TD> <TD style="BORDER-RIGHT: rgb(0,0,0) 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: rgb(0,0,0) 0.5pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0pt; BORDER-LEFT: medium none; WIDTH: 53.5pt; PADDING-TOP: 0pt; BORDER-BOTTOM: rgb(0,0,0) 0.5pt solid" vAlign=top width=71> <P class=p0 style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt; TEXT-INDENT: 18pt; LINE-HEIGHT: 15pt; TEXT-ALIGN: center"><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">Iq</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(113,113,115); FONT-FAMILY: '宋体'"><o:p></o:p></SPAN></P></TD> <TD style="BORDER-RIGHT: rgb(0,0,0) 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: rgb(0,0,0) 0.5pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0pt; BORDER-LEFT: medium none; WIDTH: 68.1pt; PADDING-TOP: 0pt; BORDER-BOTTOM: rgb(0,0,0) 0.5pt solid" vAlign=top width=90> <P class=p0 style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt; LINE-HEIGHT: 15pt; TEXT-ALIGN: center"><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: 'Verdana'; mso-spacerun: 'yes'">Package</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(113,113,115); FONT-FAMILY: '宋体'"><o:p></o:p></SPAN></P></TD></TR> <TR style="HEIGHT: 26.2pt"> <TD style="BORDER-RIGHT: rgb(0,0,0) 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0pt; BORDER-LEFT: rgb(0,0,0) 0.5pt solid; WIDTH: 57.85pt; PADDING-TOP: 0pt; BORDER-BOTTOM: rgb(0,0,0) 0.5pt solid" vAlign=top width=77> <P class=p0 style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt; LINE-HEIGHT: 15pt; TEXT-ALIGN: center"><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: 'Verdana'; mso-spacerun: 'yes'">SGM</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">3132</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(113,113,115); FONT-FAMILY: '宋体'"><o:p></o:p></SPAN></P></TD> <TD style="BORDER-RIGHT: rgb(0,0,0) 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0pt; BORDER-LEFT: medium none; WIDTH: 49.5pt; PADDING-TOP: 0pt; BORDER-BOTTOM: rgb(0,0,0) 0.5pt solid" vAlign=top width=66> <P class=p0 style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt; LINE-HEIGHT: 15pt; TEXT-ALIGN: center"><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">X1</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(113,113,115); FONT-FAMILY: '宋体'"><o:p></o:p></SPAN></P></TD> <TD style="BORDER-RIGHT: rgb(0,0,0) 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0pt; BORDER-LEFT: medium none; WIDTH: 65.25pt; PADDING-TOP: 0pt; BORDER-BOTTOM: rgb(0,0,0) 0.5pt solid" vAlign=top width=87> <P class=p0 style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt; LINE-HEIGHT: 15pt; TEXT-ALIGN: center"><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><3</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: 'Verdana'">%</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(113,113,115); FONT-FAMILY: '宋体'"><o:p></o:p></SPAN></P></TD> <TD style="BORDER-RIGHT: rgb(0,0,0) 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0pt; BORDER-LEFT: medium none; WIDTH: 66.3pt; PADDING-TOP: 0pt; BORDER-BOTTOM: rgb(0,0,0) 0.5pt solid" vAlign=top width=88> <P class=p0 style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt; LINE-HEIGHT: 15pt; TEXT-ALIGN: center"><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">One Wire</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(113,113,115); FONT-FAMILY: '宋体'"><o:p></o:p></SPAN></P></TD> <TD style="BORDER-RIGHT: rgb(0,0,0) 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0pt; BORDER-LEFT: medium none; WIDTH: 65.6pt; PADDING-TOP: 0pt; BORDER-BOTTOM: rgb(0,0,0) 0.5pt solid" vAlign=top width=87> <P class=p0 style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt; LINE-HEIGHT: 15pt; TEXT-ALIGN: center"><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><0.1</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'">μ</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: 'Verdana'">A</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(113,113,115); FONT-FAMILY: '宋体'"><o:p></o:p></SPAN></P></TD> <TD style="BORDER-RIGHT: rgb(0,0,0) 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0pt; BORDER-LEFT: medium none; WIDTH: 53.5pt; PADDING-TOP: 0pt; BORDER-BOTTOM: rgb(0,0,0) 0.5pt solid" vAlign=top width=71> <P class=p0 style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt; LINE-HEIGHT: 15pt; TEXT-ALIGN: center"><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><500</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'">μ</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'">A</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(113,113,115); FONT-FAMILY: '宋体'"><o:p></o:p></SPAN></P></TD> <TD style="BORDER-RIGHT: rgb(0,0,0) 0.5pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0pt; BORDER-LEFT: medium none; WIDTH: 68.1pt; PADDING-TOP: 0pt; BORDER-BOTTOM: rgb(0,0,0) 0.5pt solid" vAlign=top width=90> <P class=p0 style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt; LINE-HEIGHT: 15pt; TEXT-ALIGN: center"><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">TQFN-16</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 9pt; COLOR: rgb(113,113,115); FONT-FAMILY: '宋体'"><o:p></o:p></SPAN></P></TD></TR></TBODY></TABLE><!--EndFragment--></P> <P> </P> <P> </P> <P> </P> <P> </P> <P> 如需获取SGM3132的样片,请登陆<A href="http://www.sg-micro.com">www.sg-micro.com</A>。SGM3122已于09年第二季度开始量产,大宗订货周期为4-6周。</P> <P><STRONG>关于圣邦微电子</STRONG><BR> <FONT style="FONT-FAMILY: 楷体_GB2312" color=#666699>圣邦微电子是一家专注于高性能、高品质模拟/混合信号集成电路研发、生产和销售的半导体公司。产品性能优良,品质卓越,可广泛应用于手机、DVD、数码相机、笔记本电脑、汽车电子、工业自动控制、医疗仪器、液晶显示和军工国防等众多领域。圣邦拥有先进的品质保证体系,已于2004年通过ISO9001认证,全部产品都符合RoHS规范。秉承技术先进、质量可靠、顾客满意、持续改进的品质管理方针,圣邦将同客户一起互惠共赢、携手成长。<FONT face=宋体 color=#000000>■</FONT></FONT></P>