CXSU63025

CXSU63025系列是一种CMOS升压开关稳压器,主要由参考电压源、振荡电路、误差放大器、相位补偿电路、PWM/PFM开关控制电路组成。本产品采用外接低导通电阻Nch功率MOS,适用于高效率、高输出电流的应用场合

CMOS升压开关稳压器CXSU63025由参考电压源振荡电路误差放大器相位补偿电路PWM/PFM开关控制电路组成

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   产品概述 返回TOP7KH嘉泰姆


           The CXSU63025 series is a CMOS step-up switching regulator which mainly consists of a reference voltage source, an oscillation circuit,an error amplifier, a phase compensation circuit,a PWM/PFM switching control circuit. With an external low-ON-resistance Nch Power MOS,this product is applicable to applications requiring high efficiency and high output current. 

         The CXSU63025 series switches its operation to the PFM control circuit whose duty ratio is 15% with to the PWM/PFM switching control circuit under a light load and to prevent decline in the efficiency by IC operation current.

   产品特点 返回TOP7KH嘉泰姆


1.)Low voltage operation: Start-up is guaranteed from 0.9 V7KH嘉泰姆
    (IOUT =1 mA )7KH嘉泰姆
2.)Duty ratio: Built-in PWM/PFM switching control circuit 15 to 78 %7KH嘉泰姆
3.)oscillator frequency:1.0MHz7KH嘉泰姆
4.)External parts: coil, diode, capacitor, and transistor7KH嘉泰姆
5.)Output voltage range: 1.5V ~20V7KH嘉泰姆
6.)Output voltage accuracy:±2%7KH嘉泰姆
7.)Soft start function: 2 mS.7KH嘉泰姆
8.)PACKAGE:SOT23-57KH嘉泰姆

   应用范围 返回TOP7KH嘉泰姆


MP3 players, digital audio players7KH嘉泰姆
Digital cameras, GPS, wireless transceiver7KH嘉泰姆
Portable devices7KH嘉泰姆

   技术规格书(产品PDF) 返回TOP 7KH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7KH嘉泰姆

 QQ截图20160419174301.jpg7KH嘉泰姆

产品封装图 返回TOP7KH嘉泰姆


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Pin Number Pin Name Function
SOT23-5
1    
FB Feed Back voltage pin  
2 VDD IC power supply pin
3 CE Shutdown pin
4 GND GND pin
5 EXT External transistor connection pin

电路原理图 返回TOP7KH嘉泰姆


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封装7KH嘉泰姆

CXSU630257KH嘉泰姆

PWM/PFM7KH嘉泰姆

0.9V-6.0V7KH嘉泰姆

1.5V-20V7KH嘉泰姆

可调输出7KH嘉泰姆

±2%7KH嘉泰姆

扩流达3A7KH嘉泰姆

90%7KH嘉泰姆

0.5uA7KH嘉泰姆

1MHz7KH嘉泰姆

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CXSU630267KH嘉泰姆

PWM/PFM7KH嘉泰姆

1.8V-6.0V7KH嘉泰姆

最大18V7KH嘉泰姆

可调输出7KH嘉泰姆

±2%7KH嘉泰姆

扩流达2A7KH嘉泰姆

92%7KH嘉泰姆

70uA7KH嘉泰姆

1.2MHz7KH嘉泰姆

SOT257KH嘉泰姆

CXSU630277KH嘉泰姆

PWM/PFM7KH嘉泰姆

1.6V-7.0V7KH嘉泰姆

最大20V7KH嘉泰姆

可调输出7KH嘉泰姆

±2%7KH嘉泰姆

扩流达2A/恒流输7KH嘉泰姆

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4.5V-32V7KH嘉泰姆

最大100V7KH嘉泰姆

可调输出7KH嘉泰姆

±2%7KH嘉泰姆

扩流达40-50W/带恒7KH嘉泰姆

流输出和限流保护7KH嘉泰姆

 

5.3uA7KH嘉泰姆

300KHz7KH嘉泰姆

SSOP107KH嘉泰姆

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PWM7KH嘉泰姆

1.8-15V7KH嘉泰姆

 

可调输出7KH嘉泰姆

±4%7KH嘉泰姆

扩流达40-50W/带恒7KH嘉泰姆

流输出和限流保护7KH嘉泰姆

 

1uA7KH嘉泰姆

1MHz7KH嘉泰姆

SOP87KH嘉泰姆

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