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CXSD61034 high efficiency synchronous dual PWM step-down DC/DC converters working under an input vol
Time of publication:2020-04-09Number of views:53
CXSD61034 high efficiency synchronous dual PWM step-down DC/DC converters working under an input vol
 

目录2E1嘉泰姆

1.产品概述                       2.产品特点2E1嘉泰姆
3.应用范围                       4.下载产品资料PDF文档 2E1嘉泰姆
5.产品封装图                     6.电路原理图                   2E1嘉泰姆
7.功能概述                        8.相关产品2E1嘉泰姆

 

一,产品概述(General Description)         2E1嘉泰姆
      The CXSD61034 is high efficiency synchronous, dual PWM step-down DC/DC converters working under an input voltage range of 2.5V to 5.5V. This feature makes the CXSD61034 suitable for single Li-Lon battery-powered applications. 100% duty cycle capability extends battery life in portable devices, while the quiescent current is 200 A with2E1嘉泰姆
no load, and drops to < 1 A in shutdown.2E1嘉泰姆
    The internal synchronous switch is desired to increase efficiency without an external Schottky diode. The 1.4 MHz fixed switching frequency allows the using of tiny, low profile inductors and ceramic capacitors, which minimized overall solution footprint.2E1嘉泰姆
     The  CXSD61034 converters are available in the industry standard DFN3*3-10L power packages(or upon request).2E1嘉泰姆
二.产品特点(Features)2E1嘉泰姆
Up to 95% Efficiency2E1嘉泰姆
Current mode operation for excellent line and2E1嘉泰姆
load transient response2E1嘉泰姆
Low quiescent current: 460 A2E1嘉泰姆
Low Switch on Resistance RDS(ON), Internal2E1嘉泰姆
Switch: 0.352E1嘉泰姆
Output voltage 0.6V 5.5V2E1嘉泰姆
Automatic PWM/PFM mode switching2E1嘉泰姆
No Schottky diode required2E1嘉泰姆
1.4MHz fixed frequency switching2E1嘉泰姆
Short-Circuit protection2E1嘉泰姆
Shutdown quiescent current: < 1 A2E1嘉泰姆
Low profile DFN3*3-10L package (lead-free2E1嘉泰姆
packaging is now available)2E1嘉泰姆
三,应用范围 (Applications)2E1嘉泰姆
 Digital cameras and MP32E1嘉泰姆
Palmtop computers / PDAs2E1嘉泰姆
Cellular phones2E1嘉泰姆
Wireless handsets and DSL modems2E1嘉泰姆
PC cards2E1嘉泰姆
Portable media players2E1嘉泰姆
四,产品封装图 (Package)2E1嘉泰姆
2E1嘉泰姆
PINNUMBERDFN3*3-10LPIN NAMEFUNCTION1EN1ON/OFF Control 1(High Enable)2FB1Output feedback 13VIN2Input 24GNDGround5SW2Switch Output 26EN2ON/OFF Control 2(High Enable)7FB2Output feedback 28VIN1Input 19GNDGround10SW1Switch Output 1(责任编辑:oumao18)2E1嘉泰姆

  • 五,电路原理图2E1嘉泰姆
    2E1嘉泰姆
    六.产品PDF文档 2E1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2E1嘉泰姆

     2E1嘉泰姆

  •  QQ截图20160419174301.jpg2E1嘉泰姆

  • 七,功能概述2E1嘉泰姆

  • SYMBOL2E1嘉泰姆

    PARAMETER2E1嘉泰姆

    CONDITIONS2E1嘉泰姆

    MIN2E1嘉泰姆

    TYP2E1嘉泰姆

    MAX2E1嘉泰姆

    UNITS2E1嘉泰姆

    VOUT2E1嘉泰姆

    Output Voltage2E1嘉泰姆

    I OUT = 100mA, R2(4)/R1(3)=22E1嘉泰姆

    1.752E1嘉泰姆

    1.802E1嘉泰姆

    1.852E1嘉泰姆

    V2E1嘉泰姆

    VIN2E1嘉泰姆

    Input Voltage Range2E1嘉泰姆

     

    2.52E1嘉泰姆

     

    5.52E1嘉泰姆

    V2E1嘉泰姆

    VFB2E1嘉泰姆

    Regulated Voltage2E1嘉泰姆

    TA = 252E1嘉泰姆

    0.58802E1嘉泰姆

    0.62E1嘉泰姆

    0.61202E1嘉泰姆

    V2E1嘉泰姆

    IFB2E1嘉泰姆

    Feedback Current2E1嘉泰姆

         

    ±302E1嘉泰姆

    nA2E1嘉泰姆

    VFB2E1嘉泰姆

    VREF2E1嘉泰姆

    VIN=2.5V~5.5V2E1嘉泰姆

     

    0.032E1嘉泰姆

    0.42E1嘉泰姆

    %/V2E1嘉泰姆

    FOSC2E1嘉泰姆

    Oscillator Frequency2E1嘉泰姆

    VFB = 0.6V or VOUT = 100%2E1嘉泰姆

    1.12E1嘉泰姆

    1.42E1嘉泰姆

    1.72E1嘉泰姆

    MHz2E1嘉泰姆

    IQ2E1嘉泰姆

    Quiescent Current2E1嘉泰姆

    VFB = 0.5V or VOUT = 90%, ILOAD = 0A2E1嘉泰姆

     

    2002E1嘉泰姆

    3002E1嘉泰姆

    A2E1嘉泰姆

    IS2E1嘉泰姆

    Shutdown Current2E1嘉泰姆

    VEN = 0V, VIN = 4.2V2E1嘉泰姆

     

    0.12E1嘉泰姆

    12E1嘉泰姆

    A2E1嘉泰姆

    IPK2E1嘉泰姆

    Peak Inductor Current2E1嘉泰姆

    VIN = 3V, VFB = 0.5V or VOUT = 90%,2E1嘉泰姆
    Duty Cycle < 35%2E1嘉泰姆

    0.752E1嘉泰姆

    0.92E1嘉泰姆

    12E1嘉泰姆

    A2E1嘉泰姆

    RPFET2E1嘉泰姆

    RDS(ON) of P-Channel FET2E1嘉泰姆

    ISW = 100mA2E1嘉泰姆

     

    0.32E1嘉泰姆

       

    RNFET2E1嘉泰姆

    RDS(ON) of N-Channel FET2E1嘉泰姆

    ISW = -100mA2E1嘉泰姆

     

    0.392E1嘉泰姆

       

    EFFI2E1嘉泰姆

    Efficiency2E1嘉泰姆

    When connected to ext. components2E1嘉泰姆
    VIN=EN=3.6 V, IOUT=100mA2E1嘉泰姆

     

    932E1嘉泰姆

     

    %2E1嘉泰姆

    VOUT2E1嘉泰姆

    VOUT Line Regulation2E1嘉泰姆

    VIN=2.5V~5.5V2E1嘉泰姆

     

    0.032E1嘉泰姆

    0.32E1嘉泰姆

    %/V2E1嘉泰姆

    VLOADREG2E1嘉泰姆

    VOUT Load Regulation2E1嘉泰姆

       

    0.332E1嘉泰姆

     

    %2E1嘉泰姆

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1.2V2E1嘉泰姆

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96%2E1嘉泰姆

10mA2E1嘉泰姆

 

ESOP-82E1嘉泰姆

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输出电流2E1嘉泰姆

反馈2E1嘉泰姆

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待机2E1嘉泰姆

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3.0V-6.0V2E1嘉泰姆

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1.5A2E1嘉泰姆

0.6V2E1嘉泰姆

1.5MHz2E1嘉泰姆

90%2E1嘉泰姆

 

10uA2E1嘉泰姆

ESOP-82E1嘉泰姆

CXSD610332E1嘉泰姆

2.3V-6.0V2E1嘉泰姆

双路可调2E1嘉泰姆

2A2E1嘉泰姆

0.6V2E1嘉泰姆

1.5MHz2E1嘉泰姆

90%2E1嘉泰姆

150uA2E1嘉泰姆

0.1uA2E1嘉泰姆

ESOP-82E1嘉泰姆

CXSD610342E1嘉泰姆

2.5V-6.0V2E1嘉泰姆

双路可调2E1嘉泰姆

0.9A2E1嘉泰姆

0.6V2E1嘉泰姆

1.4MHz2E1嘉泰姆

95%2E1嘉泰姆

200uA2E1嘉泰姆

0.1uA2E1嘉泰姆

DFN3*32E1嘉泰姆