产品信息

产品简介:

The XL1509 is a 150 KHz fixed frequency PWM buck (step-down) DC/DC converter, capable of driving a 2A load with high efficiency, low ripple and excellent line and load regulation. Requiring a minimum number of external components, the regulator is simple to use and include internal frequency compensation and a fixed-frequency oscillator. The PWM control circuit is able to adjust the duty ratio linearly from 0 to 100%. An enable function, an over current protection function is built inside. When second current limit function happens, the operation frequency will be reduced from 150KHz to 50KHz. An internal compensation BLOCK is built in to minimize external component count.

优势特点:

Wide 4.5V to 40V Input Voltage Range

3.3V,5V,12V, and adjustable versions

Output Adjustable from 1.23V to 37V

Maximum Duty Cycle 100%

Minimum Drop Out 1.5V

Fixed 150KHz Switching Frequency

2A Constant Output Current Capability

Internal Optimize Power Transistor

High efficiency

Excellent line and load regulation

TTL shutdown capability

ON/OFF pin with hysteresis function

Built in thermal shutdown function

Built in current limit function

Built in second current limit function

Available in SOP8L package

应用领域:行车记录仪 工业控制器 GPS导航仪 车载产品 打印机系列 机顶盒 车载板卡 便携式DVD 数码相框 防盗报警器 大摄像头高速球供电 路由器 小家电控制器 工业缝纫机 智能电表 安防领域等。

XL4012 大电流12A PWM  DC/DC, TO220输入3.6-25V ,输出0.8V-23V转换效率高达95% (功能兼容)---,完全替代LM2677,LM2678,LM2679

XL4012 大电流  12A  PWM ***DC/DC

 (一)输入3.6-25V  ,输出0.8V-23V转换效率高达95%

(功能兼容)---,LM2677,LM2678,LM2679

XL4012 ***率、同步***稳压器.输入电压范围可由***3.6伏特到***30伏特,输出电压0.8V--23V可调整且输出电流可高达12A,非常适合于大尺寸液晶电视,***电子,工业控制供电,智能安防,网络通讯等设备的电压转换.
XL4012应用电路非常简单,外围器件***.,其内部具有完整的系统保护 功能包括可调式软启动(adjustable soft-start)、短路保护(SCP) 、过温度保护(OTP)及可调式过电流保护(adjustable OCP)功能,切换频率固定为260KHz.XL4012采用标准的TO-220-5L无铅封装,.可以兼容IC型号有:LTC3610,LTM4601

XL1507完全兼容Pin to PinAP1507

XL1509完全兼容Pin to PinAP1509

XL2576完全兼容Pin to PinLM2576, LM2575

XL2576P完全兼容Pin to PinGL2576P, LM2575

XL2596完全兼容Pin to PinLM2596, AP1501,  MIC4576,AP1506

是***型开关稳压器,具有非常小的电压调整率和电流调整率,能够输出3.3V、5V、12V 固定电压和可调节电压输出方式,在规定的输入电压和输出负载的条件下,XL系列产品输出电压的误差范围为±4%;振荡器的振荡频率误差范围为±10%;典型的待机电流为70μA,芯片内置过流保护电路和过热保护电路。

220V-50Hz 生活用电经***整流成4.5V~40V 直流电源为系统供电,经XL1507/XL1509/XL2576/XL2576P/XL2596***得到稳定的电源,可根据不同应用改变R1、R2 的比例关系,从而使输出电压VOUT 可灵活变化,如R1=1K、R2=3K,则输出电压为4.92V;XL1507/XL1509/XL2576/XL2576P/XL2596 采用TO-252 TO220 和TO263封装,可PIN 对PIN 替换完全XL1507完全兼容Pin to PinAP1507

XL1509完全兼容Pin to PinAP1509

XL2576完全兼容Pin to PinLM2576, LM2575

XL2576P完全兼容Pin to PinGL2576P, LM2575

XL2596完全兼容Pin to PinLM2596, AP1501,  MIC4576,AP1506。

优点:1、输入、输出电压范围宽;

二)IC 内部CV,OVP 通过PWM 控制,输出电压,输出过压保护精度更高,响应速度更快,内置过流、过热保护,安全性更高;

三)外围元件少,低纹波。输入25V 电压,输出12V 情况下,效率可达到90%。

其他几款同类型的芯片为:XL1509、XL2576、XL2576P、XL2596。

XL1509-12E1  XLSEMI(芯龙) SOP-8L BUCK DC / DC CONVERTER (Conventional)
XL1509-ADJE1  XLSEMI(芯龙) SOP-8L BUCK DC / DC CONVERTER (Conventional)
XL1509-3.3E1  XLSEMI(芯龙) SOP-8L BUCK DC / DC CONVERTER (Conventional)
XL1509-5.0E1  XLSEMI(芯龙) SOP-8L BUCK DC / DC CONVERTER (Conventional)
XL1507-5.0E1  XLSEMI(芯龙) TO252-5L BUCK DC / DC CONVERTER (Conventional)
XL1507-ADJE1  XLSEMI(芯龙) TO252-5L BUCK DC / DC CONVERTER (Conventional)
XL2596S-5.0E1  XLSEMI(芯龙) TO-263-5 BUCK DC / DC CONVERTER (Conventional)
 XL2596S-12E1  XLSEMI(芯龙) TO-263-5 BUCK DC / DC CONVERTER (Conventional)
XL2596S-ADJE1  XLSEMI(芯龙) TO-263-5 BUCK DC / DC CONVERTER (Conventional)
XL2596S-3.3E1  XLSEMI(芯龙) TO-263-5 BUCK DC / DC CONVERTER (Conventional)
XL2596T-ADJE1  XLSEMI(芯龙) TO-220-5 BUCK DC / DC CONVERTER (Conventional)
XL2596T-12E1  XLSEMI(芯龙) TO-220-5 BUCK DC / DC CONVERTER (Conventional)
XL2596T-5.0E1  XLSEMI(芯龙) TO-220-5 BUCK DC / DC CONVERTER (Conventional)
XL2596T-3.3E1  XLSEMI(芯龙) TO-220-5 BUCK DC / DC CONVERTER (Conventional)
XL2576S-5.0E1  XLSEMI(芯龙) TO-263-5 BUCK DC / DC CONVERTER (Conventional)
 XL2576S-12E1  XLSEMI(芯龙) TO-263-5 BUCK DC / DC CONVERTER (Conventional)
XL2576T-5.0E1  XLSEMI(芯龙) TO-220-5 BUCK DC / DC CONVERTER (Conventional)
XL2576S-ADJE1  XLSEMI(芯龙) TO-263-5 BUCK DC / DC CONVERTER (Conventional)
XL2576T-ADJE1  XLSEMI(芯龙) TO-220-5 BUCK DC / DC CONVERTER (Conventional)
XL2576T-12E1  XLSEMI(芯龙) TO-220-5 BUCK DC / DC CONVERTER (Conventional)
XL1410E1  XLSEMI(芯龙) SOP-8L BUCK DC/ DC CONVERTER (High-Efficiency)
XL1583E1  XLSEMI(芯龙) SOP-8 BUCK DC/ DC CONVERTER (High-Efficiency)
XL1513E1  XLSEMI(芯龙) SOP-8 BUCK DC/ DC CONVERTER (High-Efficiency)
XL1530E1  XLSEMI(芯龙) SOP-8 BUCK DC/ DC CONVERTER (High-Efficiency)
XL4003E1  XLSEMI(芯龙) TO252-5L BUCK DC /  DC CONVERTER (High-Power)
XL4005E1  XLSEMI(芯龙) TO263-5L BUCK DC /  DC CONVERTER (High-Power)
XL4013E1  XLSEMI(芯龙) TO252-5L BUCK DC /  DC CONVERTER (High-Power)
XL4015E1  XLSEMI(芯龙) TO263-5L BUCK DC /  DC CONVERTER (High-Power)
XL4016E1  XLSEMI(芯龙) TO220-5L BUCK DC /  DC CONVERTER (High-Power)
 XL7005A  XLSEMI(芯龙) SOP-8 BUCK DC / DC CONVERTER (High-Voltage)
XL7015E1  XLSEMI(芯龙) TO-252-5 BUCK DC / DC CONVERTER (High-Voltage)
XL7025E1  XLSEMI(芯龙) TO-252-5 BUCK DC / DC CONVERTER (High-Voltage)
XL7026E1  XLSEMI(芯龙) SOP-8 BUCK DC / DC CONVERTER (High-Voltage)
 XL7035E1  XLSEMI(芯龙) TO-263-5 BUCK DC / DC CONVERTER (High-Voltage)
XL7045E1  XLSEMI(芯龙) SOP-8 BUCK DC / DC CONVERTER (High-Voltage)
XL7046  XLSEMI(芯龙) SOP8L-EP BUCK DC / DC CONVERTER (High-Voltage)
XL7056  XLSEMI(芯龙) TO263-7L BUCK DC / DC CONVERTER (High-Voltage)
XL4001E1  XLSEMI(芯龙) SOP8L-EP BUCK DC / DC CONVERTER with CONSTANT CURRENT LOOP
XL4101E1  XLSEMI(芯龙) TO263-5L BUCK DC / DC CONVERTER with CONSTANT CURRENT LOOP
XL4201E1  XLSEMI(芯龙) SOP8L-EP BUCK DC / DC CONVERTER with CONSTANT CURRENT LOOP
XL4301  XLSEMI(芯龙) SOP8L-EP BUCK DC / DC CONVERTER with CONSTANT CURRENT LOOP
XL4501  XLSEMI(芯龙) TO263-5L BUCK DC / DC CONVERTER with CONSTANT CURRENT LOOP
XL2009E1  XLSEMI(芯龙) SOP-8L BUCK DC/ DC CONVERTER for USB INTERFACE
XL2001E1  XLSEMI(芯龙) SOP-8L BUCK DC/ DC CONVERTER for USB INTERFACE
XL2011E1  XLSEMI(芯龙) SOP-8L BUCK DC/ DC CONVERTER for USB INTERFACE
XL2012E1  XLSEMI(芯龙) SOP-8L BUCK DC/ DC CONVERTER for USB INTERFACE
 XL2013E1  XLSEMI(芯龙) TO-252-5 BUCK DC/ DC CONVERTER for USB INTERFACE
XL6007E1  XLSEMI(芯龙) SOP-8L BOOST /BUCK-BOOST / INVERTING DC/DC CONVERTER 
XL6008E1  XLSEMI(芯龙) TO252-5L BOOST /BUCK-BOOST / INVERTING DC/DC CONVERTER 
 XL6019E1  XLSEMI(芯龙) TO263-5L BOOST /BUCK-BOOST / INVERTING DC/DC CONVERTER 
XL6012E1  XLSEMI(芯龙) TO220-5L BOOST /BUCK-BOOST / INVERTING DC/DC CONVERTER 
XL6001E1  XLSEMI(芯龙) SOP-8L BOOST/SEPIC LED CONSTANT CURRENT DRIVER 
XL6003E1  XLSEMI(芯龙) SOP-8L BOOST/SEPIC LED CONSTANT CURRENT DRIVER 
XL6012E1  XLSEMI(芯龙) SOP-8L BOOST/SEPIC LED CONSTANT CURRENT DRIVER 
XL6005E1  XLSEMI(芯龙) TO252-5L BOOST/SEPIC LED CONSTANT CURRENT DRIVER 
 XL6006E1  XLSEMI(芯龙) TO263-5L BOOST/SEPIC LED CONSTANT CURRENT DRIVER 
XL8002E1  XLSEMI(芯龙) TO263-5L BUCK PFM LED CONSTANT CURRENT DRIVER (High-Voltage)
XL8005E1  XLSEMI(芯龙) SOP-8L BUCK PFM LED CONSTANT CURRENT DRIVER (High-Voltage)
XL3001E1  XLSEMI(芯龙) SOP8L-EP BUCK LED CONSTANT CURRENT DRIVER (Conventional)
XL3003E1  XLSEMI(芯龙) TO252-5L BUCK LED CONSTANT CURRENT DRIVER (Conventional)
XL3005E1  XLSEMI(芯龙) TO263-5L BUCK LED CONSTANT CURRENT DRIVER (Conventional)
XL1192D  XLSEMI(芯龙) DIP-16 HBS-Compatible Driver and Receiver Monolithic IC
XL1192S  XLSEMI(芯龙) SOP-16 HBS-Compatible Driver and Receiver Monolithic IC

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公司介绍

深圳市辉锦电子有限公司是安防监控和数码消费类电子领域的专业芯片代理商,。辉锦电子作为本土企业,了解客户的实际需求,快速相应客户需求,紧跟市场,产品和技术是辉锦电子目前的核心竞争力。 辉锦在经营路线上始终坚持创新和差异化,并保持自己的特色 辉锦产品线资源丰富,帮助原厂和客户做好推广和应用的对接工作 同步、异步升压,降压IC 稳压IC 充电IC 音频IC 功放IC MOS 二三极管,LED驱动 时钟IC,电路检测,传感器,陀螺仪,开关器件,防雷,背光驱动,视频监控,单片机,存储,光电子,仪器仪表,光电子,通讯IC。调频调幅,矩阵开关,DC-DC AC-DC LDO。  收音IC 马达驱动 ,代理国内各大品牌IC与IC原厂直接合作。进口IC优势渠道商。保证质量,价格优 惠。品质打动客户,服务感动客户。 强势代理品牌: 航天民芯 上海贝岭 上海矽诺微 禾芯微 芯朋微 嘉兴禾润 华晶 友旺 顺芯 芯海 芯龙 圣邦微 芯地微 纳芯微 思瑞浦 拓微 方泰 芯联 微盟 时代民芯 瑞盟 奥莉生 屹晶微 友达 泰德 矽力杰 合泰 LRC 华大 赛芯微 维攀微 华大 芯景 松木 海威 力芯微 普芯达 华润矽科 颐鼎 日晟微 上海矽诺微 昂宝 天微 中微爱芯 BCD。 我司一直秉着仓储式的经营理念,以专业、专注、诚信的服务为宗旨,向客户提供专业化、多元化、全方位的优质服务,深受国内外厂家、经销商的信赖和支持!我司真诚的欢迎广大海内外朋友前来洽谈合作,共谋发展和建立长期的合作关系! 【产品的广泛用途】 主板,笔记型计算机,锂电池保护,LED/液晶显示器,VGA显卡,LCDmonitor,手携式产品, 数字相框,卫星导航,遥控航模,电动车控制,电子书,数码相机,移动电源,智能机器人、无人机、无线充、移动电源、安防监控、车载导航、玩具等领域
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