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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 >CXLE8850 150KHz的固定频率脉冲宽度调制降压DC变换器驱动2.5A的负载高效率低纹波和良好的线路和负载调节PWM控制电路能够将占空比从0%线性调整到100%
CXLE8850 150KHz的固定频率脉冲宽度调制降压DC变换器驱动2.5A的负载高效率低纹波和良好的线路和负载调节PWM控制电路能够将占空比从0%线性调整到100%
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CXLE8850是一个150KHz的固定频率脉冲宽度调制降压(降压)DC/DC变换器,能够驱动2.5A的负载,具有高效率、低纹波和良好的线路和负载调节。该调节器需要最少数量的外部元件,使用简单,包括内部频率补偿和固定频率振荡器。该PWM控制电路能够将占空比从0%线性调整到100%。一个使能功能,一个过电流保护功能内置。内置一个内部补偿块以最小化外部组件计数

n宽8V至40V输入电压范围
n输出可从1.25伏调整到37伏
n最小压降0.3V
n固定150KHz开关频率
n最大3A开关电流
n内部优化功率MOSFET
n优良的线路和负载调节
n带输出恒流回路
n内置热关机功能
n内置电流限制函数
n内置输入过电压保护
n建议输出功率小于13W

CXLE8850 150KHz的固定频率脉冲宽度调制降压DC变换器驱动2.5A的负载高效率低纹波和良好的线路和负载调节PWM控制电路能够将占空比从0%线性调整到100%
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   产品概述 返回TOPZCu嘉泰姆


The CXLE8850 is a 150KHz fixed frequency PWM buck (step-down) DC/DC converter, capable of driving a 2.5A 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. An internal compensation block is built in to minimize external component count.

   产品特点 返回TOPZCu嘉泰姆


n Wide 8V to 40V Input Voltage Range ZCu嘉泰姆

n Output Adjustable from 1.25V to 37V ZCu嘉泰姆

n Minimum Drop Out 0.3V ZCu嘉泰姆

n Fixed 150KHz Switching Frequency ZCu嘉泰姆

n Maximum 3A Switching Current ZCu嘉泰姆

n Internal Optimize Power MOSFET ZCu嘉泰姆

n Excellent line and load regulation ZCu嘉泰姆

n With output constant current loop ZCu嘉泰姆

n Built in thermal shutdown function ZCu嘉泰姆

n Built in current limit function ZCu嘉泰姆

n Built in input over voltage protection ZCu嘉泰姆

n Recommend output power less than 13W ZCu嘉泰姆

n SOP8-EP (Exposed PAD) packageZCu嘉泰姆

   应用范围 返回TOPZCu嘉泰姆


n Car Charger ZCu嘉泰姆

n Battery Charger ZCu嘉泰姆

n LCD Monitor and LCD TV ZCu嘉泰姆

n Portable instrument power supply ZCu嘉泰姆

n Telecom / Networking EquipmentZCu嘉泰姆

   技术规格书(产品PDF) 返回TOP ZCu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!ZCu嘉泰姆

 QQ截图20160419174301.jpgZCu嘉泰姆

产品封装图 返回TOPZCu嘉泰姆


blob.pngZCu嘉泰姆

电路原理图 返回TOPZCu嘉泰姆


blob.pngZCu嘉泰姆

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1.2AZCu嘉泰姆

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98%ZCu嘉泰姆

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6V-60VZCu嘉泰姆

1.2AZCu嘉泰姆

2%ZCu嘉泰姆

 

94%ZCu嘉泰姆

1.1MHzZCu嘉泰姆

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SOT-89-5ZCu嘉泰姆

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CXLE8838ZCu嘉泰姆

2.5V-5.5VZCu嘉泰姆

0.7AZCu嘉泰姆

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93%ZCu嘉泰姆

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96%ZCu嘉泰姆

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4V--28VZCu嘉泰姆

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96%ZCu嘉泰姆

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SOT-26ZCu嘉泰姆

CXLE8841ZCu嘉泰姆

2.5V-100VZCu嘉泰姆

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90%ZCu嘉泰姆

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92%ZCu嘉泰姆

1MHzZCu嘉泰姆

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ESOP8ZCu嘉泰姆

CXLE8843ZCu嘉泰姆

5-100VZCu嘉泰姆

2.5AZCu嘉泰姆

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92%ZCu嘉泰姆

1MHzZCu嘉泰姆

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ESOP8ZCu嘉泰姆

CXLE8844ZCu嘉泰姆

6V-100VZCu嘉泰姆

扩流3AZCu嘉泰姆

3%ZCu嘉泰姆

 

95%ZCu嘉泰姆

200KHzZCu嘉泰姆

PWM调光ZCu嘉泰姆

SOT-26ZCu嘉泰姆

CXLE8845ZCu嘉泰姆

8V-45VZCu嘉泰姆

3AZCu嘉泰姆

3%ZCu嘉泰姆

 

95%ZCu嘉泰姆

220KHzZCu嘉泰姆

 

ESOP8ZCu嘉泰姆

CXLE8846ZCu嘉泰姆

8V-40VZCu嘉泰姆

4AZCu嘉泰姆

3%ZCu嘉泰姆

 

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5AZCu嘉泰姆

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95%ZCu嘉泰姆

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TO263-5LZCu嘉泰姆

CXLE8848ZCu嘉泰姆

5V-36VZCu嘉泰姆

1.5AZCu嘉泰姆

2%ZCu嘉泰姆

 

96%ZCu嘉泰姆

380KHzZCu嘉泰姆

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CXLE8849ZCu嘉泰姆

4.5V-45VZCu嘉泰姆

2AZCu嘉泰姆

2%ZCu嘉泰姆

 

83%ZCu嘉泰姆

150KHzZCu嘉泰姆

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8V-45VZCu嘉泰姆

3AZCu嘉泰姆

2%ZCu嘉泰姆

 

89%ZCu嘉泰姆

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8V-40VZCu嘉泰姆

3AZCu嘉泰姆

2%ZCu嘉泰姆

 

89%ZCu嘉泰姆

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8V-40VZCu嘉泰姆

3.5AZCu嘉泰姆

2%ZCu嘉泰姆

 

87%ZCu嘉泰姆

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