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首页 > 产品中心 > 电源管理 > DC降压型转换器 > Buck降压型芯片 >CXCH7610宽8V至40V输入电压固定5V输出电压3.2A输出电流固定150KHz开关频率内部优化功率MOSFET效率高达92%内置输出短关机功能
CXCH7610宽8V至40V输入电压固定5V输出电压3.2A输出电流固定150KHz开关频率内部优化功率MOSFET效率高达92%内置输出短关机功能
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CXCH7610是150 KHz固定频率的脉冲宽度调制(降压)DC/DC转换器,能够高效、低功耗地驱动3.2A负载纹波和良好的线路和负载调节。要求最小数量对于外部组件,调节器使用简单,包括内部组件频率补偿和固定频率振荡器。CXCH7610内置输出短路保护功能。当短的时候
保护功能发生时,芯片将被关闭。内线内置补偿块以最小化外部组件计数。
宽8V至40V输入电压范围。
固定5V输出电压。
最大3.2A输出电流。
固定150KHz开关频率。
内部优化功率MOSFET。
效率高达92%。
内置输出短关机功能。
良好的线路和负载调节。
内置热关机功能。
内置电流限制功能

CXCH7610宽8V至40V输入电压固定5V输出电压3.2A输出电流固定150KHz开关频率内部优化功率MOSFET效率高达92%内置输出短关机功能
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产品简介

目录WWd嘉泰姆

1.产品概述       2.产品特点     3.应用范围      4.技术规格书下载(产品PDF文档) WWd嘉泰姆
5.产品封装图   6.电路原理图  7.功能概述      8.相关产品WWd嘉泰姆

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一,产品概述(General Description)      WWd嘉泰姆
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    The CXCH7610 is a 150 KHz fixed frequency PWM buck (step-down)WWd嘉泰姆
DC/DC converter,capable of driving a 3.2A load with high efficiency, lowWWd嘉泰姆
ripple and excellent line and load regulation. Requiring a minimum numberWWd嘉泰姆
of external components, the regulator is simple to use and include internalWWd嘉泰姆

frequency compensation and a fixed-frequency oscillator.WWd嘉泰姆
    The CXCH7610 built in output short protection function. When shortWWd嘉泰姆
protection function happens, the chip will be shutdown. An internalWWd嘉泰姆
compensation block is built in to minimize external component count.WWd嘉泰姆

二.产品特点(Features)WWd嘉泰姆
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Wide 8V to 40V input voltage range.WWd嘉泰姆
Fixed 5V output voltage.WWd嘉泰姆
Maximum 3.2A output current.WWd嘉泰姆
Fixed 150KHz switching frequency.WWd嘉泰姆
Internal optimize power MOSFET.WWd嘉泰姆
High efficiency up to 92%.WWd嘉泰姆
Built in output short shutdown function.WWd嘉泰姆
Excellent line and load regulation.WWd嘉泰姆
Built in thermal shutdown function.WWd嘉泰姆
Built in current limit function.WWd嘉泰姆
Available in TO252-5L package.WWd嘉泰姆
三,应用范围 (Applications)WWd嘉泰姆
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Car Charger.WWd嘉泰姆
Battery Charger.WWd嘉泰姆
USB Power Supply.WWd嘉泰姆
四.技术规格书下载(产品PDF)WWd嘉泰姆
WWd嘉泰姆

需要详细的PDF规格书请扫一扫微信联系我们,还可以获得免费样品以及技术支持WWd嘉泰姆

 QQ截图20160419174301.jpgWWd嘉泰姆

五,产品封装图 (Package)WWd嘉泰姆
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blob.pngWWd嘉泰姆

Pin NumberWWd嘉泰姆

Pin NameWWd嘉泰姆

DescriptionWWd嘉泰姆

1WWd嘉泰姆

GNDWWd嘉泰姆

Ground Pin. Care must be taken in layout. This pin should beWWd嘉泰姆
placed outside of the Schottky Diode to output capacitorWWd嘉泰姆
ground path to prevent switching current spikes from inducingWWd嘉泰姆
voltage noise into CXCH7610.WWd嘉泰姆

2WWd嘉泰姆

FBWWd嘉泰姆

Feedback Pin (FB). The feedback threshold voltage is 5V.WWd嘉泰姆

3WWd嘉泰姆

SWWWd嘉泰姆

Power Switch Output Pin (SW). SW is the switch node thatWWd嘉泰姆
supplies power to the output.WWd嘉泰姆

4WWd嘉泰姆

VCWWd嘉泰姆

Internal Voltage Regulator Bypass Capacity. In typical systemWWd嘉泰姆
application, The VC pin connect a 1uf capacity to VIN.WWd嘉泰姆

5WWd嘉泰姆

VINWWd嘉泰姆

Supply Voltage Input Pin. CXCH7610 operates from 8V to 40VWWd嘉泰姆
DC voltage. Bypass Vin to GND with a suitably largeWWd嘉泰姆
capacitor to eliminate noise on the input.WWd嘉泰姆

六.电路原理图WWd嘉泰姆
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blob.pngWWd嘉泰姆

七,功能概述WWd嘉泰姆
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ParameterWWd嘉泰姆

SymbolWWd嘉泰姆

ValueWWd嘉泰姆

UnitWWd嘉泰姆

Input VoltageWWd嘉泰姆

VinWWd嘉泰姆

-0.3 to 45WWd嘉泰姆

VWWd嘉泰姆

Feedback Pin VoltageWWd嘉泰姆

VFBWWd嘉泰姆

-0.3 to VinWWd嘉泰姆

VWWd嘉泰姆

Output Switch Pin VoltageWWd嘉泰姆

VOutputWWd嘉泰姆

-0.3 to VinWWd嘉泰姆

VWWd嘉泰姆

Power DissipationWWd嘉泰姆

PDWWd嘉泰姆

Internally limitedWWd嘉泰姆

mWWWd嘉泰姆

Thermal Resistance (TO252-5L)WWd嘉泰姆
(Junction to Ambient, No Heatsink, Free Air)WWd嘉泰姆

RJAWWd嘉泰姆

50WWd嘉泰姆

oC/WWWd嘉泰姆

Operating Junction TemperatureWWd嘉泰姆

TJWWd嘉泰姆

-40 to 125WWd嘉泰姆

oCWWd嘉泰姆

Storage TemperatureWWd嘉泰姆

TSTGWWd嘉泰姆

-65 to 150WWd嘉泰姆

oCWWd嘉泰姆

Lead Temperature (Soldering, 10 sec)WWd嘉泰姆

TLEADWWd嘉泰姆

260WWd嘉泰姆

oCWWd嘉泰姆

ESD (HBM)WWd嘉泰姆

 

>2000WWd嘉泰姆

VWWd嘉泰姆

八,相关芯片选择指南WWd嘉泰姆
WWd嘉泰姆

自带恒压限流环路的高效率降压型单片车充专用芯片WWd嘉泰姆

产品型号WWd嘉泰姆

输入电压WWd嘉泰姆

开关电流WWd嘉泰姆

开关频率WWd嘉泰姆

恒压设置WWd嘉泰姆

恒流设置WWd嘉泰姆

封装类型WWd嘉泰姆

CXCH7607WWd嘉泰姆

8V ~ 45VWWd嘉泰姆

1.8AWWd嘉泰姆

150KHzWWd嘉泰姆

固定5VWWd嘉泰姆

最大1.8AWWd嘉泰姆

SOP8LWWd嘉泰姆

CXCH7608WWd嘉泰姆

8V ~ 45VWWd嘉泰姆

2.1AWWd嘉泰姆

150KHzWWd嘉泰姆

固定5VWWd嘉泰姆

最大2.1AWWd嘉泰姆

SOP8LWWd嘉泰姆

CXCH7609WWd嘉泰姆

8V ~ 40VWWd嘉泰姆

2.4AWWd嘉泰姆

150KHzWWd嘉泰姆

固定5VWWd嘉泰姆

最大2.4AWWd嘉泰姆

SOP8LWWd嘉泰姆

CXCH7610WWd嘉泰姆

8V ~ 40VWWd嘉泰姆

3.2AWWd嘉泰姆

150KHzWWd嘉泰姆

固定5VWWd嘉泰姆

最大3.2AWWd嘉泰姆

TO252-5LWWd嘉泰姆