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首页 > Products > Power Management > DC/DC Step-Down Converter > Buck Step-Down Converter >The CXCH7607 is a 150 KHz fixed frequency PWM buck (step-down) DC/DC converter,capable of driving a 1.8A load with high efficiency, low ripple and excellent line and load regulation. Requiring a minim
The CXCH7607 is a 150 KHz fixed frequency PWM buck (step-down) DC/DC converter,capable of driving a 1.8A load with high efficiency, low ripple and excellent line and load regulation. Requiring a minim

The CXCH7607 is a 150 KHz fixed frequency PWM buck (step-down)
DC/DC converter,capable of driving a 1.8A 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 CXCH7607 built in output short protection function. When short
protection function happens, the chip will be shutdown. An internal
compensation block is built in to minimize external component count

The CXCH7607 is a 150 KHz fixed frequency PWM buck (step-down) DC/DC converter,capable of driving a 1.8A load with high efficiency, low ripple and excellent line and load regulation. Requiring a minim
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Product introduction

目录JWD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) JWD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JWD嘉泰姆

一,产品概述(General Description)      JWD嘉泰姆
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      The CXCH7607 is a 150 KHz fixed frequency PWM buck (step-down)JWD嘉泰姆
DC/DC converter,capable of driving a 1.8A load with high efficiency, lowJWD嘉泰姆
ripple and excellent line and load regulation. Requiring a minimum numberJWD嘉泰姆
of external components, the regulator is simple to use and include internalJWD嘉泰姆

frequency compensation and a fixed-frequency oscillator. JWD嘉泰姆
    The CXCH7607 built in output short protection function. When shortJWD嘉泰姆
protection function happens, the chip will be shutdown. An internalJWD嘉泰姆
compensation block is built in to minimize external component count.JWD嘉泰姆

二.产品特点(Features)JWD嘉泰姆
JWD嘉泰姆
Wide 8V to 45V input voltage range.JWD嘉泰姆
Fixed 5V output voltage.JWD嘉泰姆
Maximum 1.8A output current.JWD嘉泰姆
Fixed 150KHz switching frequency.JWD嘉泰姆
Internal optimize power MOSFET.JWD嘉泰姆
High efficiency up to 92%.JWD嘉泰姆
Built in output short shutdown function.JWD嘉泰姆
Excellent line and load regulation.JWD嘉泰姆
Built in thermal shutdown function.JWD嘉泰姆
Built in current limit function.JWD嘉泰姆
Available in SOP8L package.JWD嘉泰姆
三,应用范围 (Applications)JWD嘉泰姆
JWD嘉泰姆
Car Charger.JWD嘉泰姆
Battery Charger.JWD嘉泰姆
USB Power Supply.JWD嘉泰姆
四.技术规格书下载(产品PDF)JWD嘉泰姆
JWD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JWD嘉泰姆

 QQ截图20160419174301.jpgJWD嘉泰姆

五,产品封装图 (Package)JWD嘉泰姆
JWD嘉泰姆
blob.pngJWD嘉泰姆

Pin NumberJWD嘉泰姆

Pin NameJWD嘉泰姆

DescriptionJWD嘉泰姆

1JWD嘉泰姆

FBJWD嘉泰姆

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

2JWD嘉泰姆

NCJWD嘉泰姆

No Connected.JWD嘉泰姆

3JWD嘉泰姆

VCJWD嘉泰姆

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

4JWD嘉泰姆

VINJWD嘉泰姆

Supply Voltage Input Pin. CXCH7607 operates from 8V to 45VJWD嘉泰姆
DC voltage. Bypass Vin to GND with a suitably largeJWD嘉泰姆
capacitor to eliminate noise on the input.JWD嘉泰姆

5,6JWD嘉泰姆

SWJWD嘉泰姆

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

7,8JWD嘉泰姆

GNDJWD嘉泰姆

Ground Pin. Care must be taken in layout. This pin should beJWD嘉泰姆
placed outside of the schottky diode to output capacitor groundJWD嘉泰姆
path to prevent switching current spikes from inducing voltageJWD嘉泰姆
noise into CXCH7607.JWD嘉泰姆

六.电路原理图JWD嘉泰姆
JWD嘉泰姆
blob.pngJWD嘉泰姆

七,功能概述JWD嘉泰姆
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ParameterJWD嘉泰姆

SymbolJWD嘉泰姆

ValueJWD嘉泰姆

UnitJWD嘉泰姆

Input VoltageJWD嘉泰姆

VinJWD嘉泰姆

-0.3 to 50JWD嘉泰姆

VJWD嘉泰姆

Feedback Pin VoltageJWD嘉泰姆

VFBJWD嘉泰姆

-0.3 to VinJWD嘉泰姆

VJWD嘉泰姆

Output Switch Pin VoltageJWD嘉泰姆

VOutputJWD嘉泰姆

-0.3 to VinJWD嘉泰姆

VJWD嘉泰姆

Power DissipationJWD嘉泰姆

PDJWD嘉泰姆

Internally limitedJWD嘉泰姆

mWJWD嘉泰姆

Thermal Resistance (SOP8L)JWD嘉泰姆
(Junction to Ambient, No Heatsink, Free Air)JWD嘉泰姆

RJAJWD嘉泰姆

100JWD嘉泰姆

oC/WJWD嘉泰姆

Operating Junction TemperatureJWD嘉泰姆

TJJWD嘉泰姆

-40 to 125JWD嘉泰姆

oCJWD嘉泰姆

Storage TemperatureJWD嘉泰姆

TSTGJWD嘉泰姆

-65 to 150JWD嘉泰姆

oCJWD嘉泰姆

Lead Temperature (Soldering, 10 sec)JWD嘉泰姆

TLEADJWD嘉泰姆

260JWD嘉泰姆

oCJWD嘉泰姆

ESD (HBM)JWD嘉泰姆

 

>2000JWD嘉泰姆

VJWD嘉泰姆

八,相关芯片选择指南JWD嘉泰姆
JWD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JWD嘉泰姆

产品型号JWD嘉泰姆

输入电压JWD嘉泰姆

开关电流JWD嘉泰姆

开关频率JWD嘉泰姆

恒压设置JWD嘉泰姆

恒流设置JWD嘉泰姆

封装类型JWD嘉泰姆

CXCH7607JWD嘉泰姆

8V ~ 45VJWD嘉泰姆

1.8AJWD嘉泰姆

150KHzJWD嘉泰姆

固定5VJWD嘉泰姆

最大1.8AJWD嘉泰姆

SOP8LJWD嘉泰姆

CXCH7608JWD嘉泰姆

8V ~ 45VJWD嘉泰姆

2.1AJWD嘉泰姆

150KHzJWD嘉泰姆

固定5VJWD嘉泰姆

最大2.1AJWD嘉泰姆

SOP8LJWD嘉泰姆

CXCH7609JWD嘉泰姆

8V ~ 40VJWD嘉泰姆

2.4AJWD嘉泰姆

150KHzJWD嘉泰姆

固定5VJWD嘉泰姆

最大2.4AJWD嘉泰姆

SOP8LJWD嘉泰姆

CXCH7610JWD嘉泰姆

8V ~ 40VJWD嘉泰姆

3.2AJWD嘉泰姆

150KHzJWD嘉泰姆

固定5VJWD嘉泰姆

最大3.2AJWD嘉泰姆

TO252-5LJWD嘉泰姆

JWD嘉泰姆