3A的负载电流模脉宽调制架构降压型DC变换器CXSD62286静态电流低至3μA软启动功能可编程输出电流阈值200KHz固定开关频率效率高达95%
发表时间:2020-05-14
浏览次数:314

目录

1.产品概述       2.产品特点     Tmy嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)Tmy嘉泰姆

5.产品封装       6.电路原理图  Tmy嘉泰姆

7.相关产品Tmy嘉泰姆

   产品概述 返回TOPTmy嘉泰姆


     CXSD62286是一款采用电流模脉宽调制架构的降压型DC-DC变换器,可以提供高达3A的负载电流,具有很好的线性调整率和负载调整率。CXSD62286可以在4.75V~40V宽输入电压范围内稳定工作,通过外部分压电阻调节实现0.92~15V的输出电压。输出电流阈值通过外部电阻来设定,当输出电流达到设定的阈值时,CXSD62286进入恒流工作模式。输出过压阈值通过外部分压电阻来设定,当输出电压达到设定的阈值时,CXSD62286停止工作。CXSD62286具有次级周期性的峰值电流限制和过温等保护机制,以确保芯片工作的安全性。芯片在关断模式下的静态电流可低至3μA。 具有内部软启动功能可以很好的抑制浪涌电流和输出电压的过冲。CXSD62286以通过少数量的标准外围器件实现变换器功能,有效的节省了应用空间。CXSD62286采用SOP-8(EP)封装,工作温度范围为-40℃到+85℃。The CXSD62286 is current mode, step-down switching regulator capable of driving 3A continuous load with excellent line and load regulation. The CXSD62286 operates with an input voltage range from 4.75V to 40V and the output voltage is externally set from 0.92V to 15V with a resistor divider. The output current threshold is programmed by an external resistor. The CXSD62286 enters into the CC (constant current) mode when output reaches over current threshold. The OV (over voltage) threshold is programmed by an external resistor divider. The CXSD62286stops switching when output reaches over voltage threshold. Fault condition protection includes secondary cycle-by-cycle current limit and thermal shutdown. In shutdown mode the regulator draws 3μA of supply current. Internal soft-start minimizes the inrush supply current and the output overshoot at initial startup. The CXSD62286require a minimum number of external components.

   产品特点 返回TOPTmy嘉泰姆


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• 输入电压范围:4.75V至40VTmy嘉泰姆

• 输出电压可调:0.92V至15VTmy嘉泰姆

• 高达3A的输出电流Tmy嘉泰姆

• 可编程输出电流阈值Tmy嘉泰姆

• 输入电压范围:4.75V至40VTmy嘉泰姆

• 输出电压可调:0.92V至15VTmy嘉泰姆

• 高达3A的输出电流Tmy嘉泰姆

• 可编程输出电流阈值Tmy嘉泰姆

• 可编程输出过压阈值Tmy嘉泰姆

• 关断电流低至3μATmy嘉泰姆

• 内部集成0.1Ω的DMOS开关管Tmy嘉泰姆

• 效率高达95%Tmy嘉泰姆

• 200KHz固定开关频率Tmy嘉泰姆

• 芯片内部软启动Tmy嘉泰姆

• 次级周期性的峰值电流限制保护Tmy嘉泰姆

• 过温保护Tmy嘉泰姆

• 输入欠压锁定Tmy嘉泰姆

• SOP-8(EP)封装Tmy嘉泰姆

• 符合RoHS规范及Pb-FreeTmy嘉泰姆

 4.75V to 40V Wide Input Operating RangeTmy嘉泰姆

 Output Adjustable from 0.92V to 15VTmy嘉泰姆

 Up to 3A Output CurrentTmy嘉泰姆

 Programmable Output Current ThresholdTmy嘉泰姆

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 0.1 Internal DMOS Output SwitchTmy嘉泰姆

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 Secondary Cycle-by-Cycle Current LimitTmy嘉泰姆

 Thermal ShutdownTmy嘉泰姆

 Input Supply Undervoltage LockoutTmy嘉泰姆

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 RoHS Compliant and 100% Lead(Pb)-FreeTmy嘉泰姆

Halogen-FreeTmy嘉泰姆

   应用范围 返回TOPTmy嘉泰姆


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• 车载充电器/适配器Tmy嘉泰姆

• 可充电便携式设备Tmy嘉泰姆

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   技术规格书(产品PDF) 返回TOP Tmy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Tmy嘉泰姆

 QQ截图20160419174301.jpgTmy嘉泰姆

产品封装图 返回TOPTmy嘉泰姆


aTmy嘉泰姆

电路原理图 返回TOPTmy嘉泰姆

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DC/DC开关稳压器 > 降压转换器/控制器Tmy嘉泰姆

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Iout Tmy嘉泰姆

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CXSD62255Tmy嘉泰姆

6A, 30V, Synchronous Step-Down Converter with Programmable FrequencyTmy嘉泰姆

6000Tmy嘉泰姆

2.7~30Tmy嘉泰姆

0.8~20Tmy嘉泰姆

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0.8Tmy嘉泰姆

100~1000Tmy嘉泰姆

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CXSD62256Tmy嘉泰姆

2A, 30V, 340KHz Synchronous Step-Down ConverterTmy嘉泰姆

2000Tmy嘉泰姆

4.5~30Tmy嘉泰姆

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0.92Tmy嘉泰姆

340Tmy嘉泰姆

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SOP-8Tmy嘉泰姆

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3A, 30V, 340KHz Synchronous Step-Down ConverterTmy嘉泰姆

3000Tmy嘉泰姆

4.5~30Tmy嘉泰姆

0.92~20Tmy嘉泰姆

1000Tmy嘉泰姆

0.92Tmy嘉泰姆

340Tmy嘉泰姆

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4000Tmy嘉泰姆

4.5~36Tmy嘉泰姆

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120Tmy嘉泰姆

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800Tmy嘉泰姆

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270Tmy嘉泰姆

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1500Tmy嘉泰姆

> 96Tmy嘉泰姆

TSOT23-5,SOT23-5Tmy嘉泰姆

CXSD62267Tmy嘉泰姆

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3000Tmy嘉泰姆

2.7~5.5Tmy嘉泰姆

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1000Tmy嘉泰姆

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TDFN-10,SOP-8(EP)Tmy嘉泰姆

CXSD62268Tmy嘉泰姆

1A, 2.25MHz Synchronous Step-Down DC/DC RegulatorTmy嘉泰姆

1000Tmy嘉泰姆

2.7~5.5Tmy嘉泰姆

0.6~3.3Tmy嘉泰姆

30Tmy嘉泰姆

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2250Tmy嘉泰姆

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TDFN-6Tmy嘉泰姆

CXSD62269Tmy嘉泰姆

1.5MHz,1A Synchronous Step-Down Converter with Soft StartTmy嘉泰姆

1000Tmy嘉泰姆

2.5 ~ 5.5Tmy嘉泰姆

0.6~5Tmy嘉泰姆

270Tmy嘉泰姆

0.6Tmy嘉泰姆

1500Tmy嘉泰姆

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TDFN-6,SOT23-5,TSOT23-5Tmy嘉泰姆

CXSD62270Tmy嘉泰姆

5A, 3MHz Synchronous Step-Down DC-DC with I2C Compatible InterfaceTmy嘉泰姆

5000Tmy嘉泰姆

2.7~5.5Tmy嘉泰姆

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52Tmy嘉泰姆

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3000Tmy嘉泰姆

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WCSP-20Tmy嘉泰姆

CXSD62271Tmy嘉泰姆

1A, 2.25MHz Synchronous Step-Down DC/DC RegulatorTmy嘉泰姆

1000Tmy嘉泰姆

2.7 ~ 5.5Tmy嘉泰姆

0.6~VinTmy嘉泰姆

30Tmy嘉泰姆

0.6Tmy嘉泰姆

2250Tmy嘉泰姆

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TDFN-6,TSOT23-5Tmy嘉泰姆

CXSD62272Tmy嘉泰姆

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1000 /1000Tmy嘉泰姆

2.5 ~ 5.5Tmy嘉泰姆

0.6~5Tmy嘉泰姆

270Tmy嘉泰姆

0.6Tmy嘉泰姆

1500Tmy嘉泰姆

> 96Tmy嘉泰姆

TDFN-12Tmy嘉泰姆

CXSD62273Tmy嘉泰姆

Dual 1A, 2.25MHz Synchronous Step-Down DC/DC RegulatorTmy嘉泰姆

1000/1000Tmy嘉泰姆

2.7 ~ 5.5Tmy嘉泰姆

0.6~VinTmy嘉泰姆

45Tmy嘉泰姆

0.6Tmy嘉泰姆

2250Tmy嘉泰姆

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CXSD62274Tmy嘉泰姆

Dual 1A, 2.25MHz Synchronous Step-Down DC/DC RegulatorTmy嘉泰姆

1000/1000Tmy嘉泰姆

2.7 ~ 5.5Tmy嘉泰姆

0.6~VinTmy嘉泰姆

30Tmy嘉泰姆

0.6Tmy嘉泰姆

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> 95Tmy嘉泰姆

TDFN-12Tmy嘉泰姆

CXSD62275Tmy嘉泰姆

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1200Tmy嘉泰姆

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1200Tmy嘉泰姆

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SOT23-6Tmy嘉泰姆

CXSD62276Tmy嘉泰姆

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1500Tmy嘉泰姆

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0.6Tmy嘉泰姆

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1500Tmy嘉泰姆

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0.92Tmy嘉泰姆

200Tmy嘉泰姆

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SOP-8Tmy嘉泰姆

CXSD62278Tmy嘉泰姆

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2000Tmy嘉泰姆

2.7 ~ 5.5Tmy嘉泰姆

0.8~5Tmy嘉泰姆

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CXSD62279Tmy嘉泰姆

2A, 30V, 340KHz SynchronousStep-Down ConverterTmy嘉泰姆

2000Tmy嘉泰姆

4.5 ~ 30Tmy嘉泰姆

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450Tmy嘉泰姆

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340Tmy嘉泰姆

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CXSD62280Tmy嘉泰姆

2A, 30V, 340KHz Synchronous Step-Down ConverterTmy嘉泰姆

2000Tmy嘉泰姆

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0.923~20Tmy嘉泰姆

450Tmy嘉泰姆

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340Tmy嘉泰姆

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CXSD62281Tmy嘉泰姆

2A, 30V, 340KHz Synchronous Step-Down ConverterTmy嘉泰姆

2000Tmy嘉泰姆

4.5~30Tmy嘉泰姆

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450Tmy嘉泰姆

0.923Tmy嘉泰姆

340Tmy嘉泰姆

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SOP-8Tmy嘉泰姆

CXSD62282Tmy嘉泰姆

3A,30V,500KHz Step-Down ConverterTmy嘉泰姆

3000Tmy嘉泰姆

4. 5 ~ 30Tmy嘉泰姆

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0.8Tmy嘉泰姆

500Tmy嘉泰姆

> 95Tmy嘉泰姆

SOP-8(EP)Tmy嘉泰姆

CXSD62283Tmy嘉泰姆

3A, 28V, 500kHz Synchronous Step-Down ConverterTmy嘉泰姆

3000Tmy嘉泰姆

4.5 ~ 28Tmy嘉泰姆

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1100Tmy嘉泰姆

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500Tmy嘉泰姆

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SOP-8(EP)Tmy嘉泰姆

CXSD62284Tmy嘉泰姆

3A, 28V, 500kHz Synchronous Step-Down ConverterTmy嘉泰姆

3000Tmy嘉泰姆

4.5 ~ 28Tmy嘉泰姆

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1100Tmy嘉泰姆

0.8Tmy嘉泰姆

500Tmy嘉泰姆

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SOP-8(EP)Tmy嘉泰姆

CXSD62285Tmy嘉泰姆

3A, 28V, 1MHz Synchronous Step-Down ConverterTmy嘉泰姆

3000Tmy嘉泰姆

4.5 ~ 28Tmy嘉泰姆

0.8~24Tmy嘉泰姆

1100Tmy嘉泰姆

0.8Tmy嘉泰姆

1000Tmy嘉泰姆

>95Tmy嘉泰姆

SOP-8(EP),TDFN-8(EP)Tmy嘉泰姆

CXSD62286Tmy嘉泰姆

3A,40V,200KHz Step-Down ConverterrTmy嘉泰姆

3000Tmy嘉泰姆

4.75 ~ 40Tmy嘉泰姆

0.92~15Tmy嘉泰姆

550Tmy嘉泰姆

0.92Tmy嘉泰姆

200Tmy嘉泰姆

>95Tmy嘉泰姆

SOP-8(EP)Tmy嘉泰姆

CXSD62287Tmy嘉泰姆

3A, 28V, 1MHz Synchronous Step-Down ConverterTmy嘉泰姆

3000Tmy嘉泰姆

4.5 ~ 28Tmy嘉泰姆

0.8~24Tmy嘉泰姆

1100Tmy嘉泰姆

0.8Tmy嘉泰姆

1000Tmy嘉泰姆

>95Tmy嘉泰姆

SOP-8(EP)Tmy嘉泰姆

CXSD62288Tmy嘉泰姆

3A, 30V, 340KHz Synchronous Step-Down ConverterTmy嘉泰姆

3000Tmy嘉泰姆

4.5 ~ 30Tmy嘉泰姆

0.925~12Tmy嘉泰姆

450Tmy嘉泰姆

0.925Tmy嘉泰姆

340Tmy嘉泰姆

>95Tmy嘉泰姆

SOP-8(EP)Tmy嘉泰姆

CXSD62289Tmy嘉泰姆

3A, 30V, 340KHz Synchronous Step-Down ConverterTmy嘉泰姆

3000Tmy嘉泰姆

4.5~30Tmy嘉泰姆

0.923~20Tmy嘉泰姆

450Tmy嘉泰姆

0.925Tmy嘉泰姆

340Tmy嘉泰姆

>95Tmy嘉泰姆

SOP-8(EP)Tmy嘉泰姆