4.5V至5.5V可调输出40μA的低静态电流8A同步DC/DC降压变换器CXSD62369负载的1%输出精度6V至28V适配器或电池输入
发表时间:2020-05-22
浏览次数:92

目录

1.产品概述       2.产品特点     j19嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)j19嘉泰姆

5.产品封装       6.电路原理图  j19嘉泰姆

7.相关产品j19嘉泰姆

   产品概述 返回TOPj19嘉泰姆


      CXSD62369 CXSD62370A CXSD62370B is a 8A, synchronous DC/DC buck converter with integrated 20mΩ N-channel high-side MOSFET and 17mΩ N-channel low-side MOSFET. It uses constant on-time control scheme to handle wide input/output voltage ratios with ease and provides 100ns “instant-on” response to load transients while maintaining a relatively constant switching frequency. The CXSD62369 CXSD62370A CXSD62370B achieves high efficiency at a reduced cost by eliminating the current-sense resistor found in traditional current-mode PWMs. Single-stage buck conversion allows these devices to directly step down high-voltage batteries for the highest possible efficiency. The built-in 5V LDO supports 80mA for internal circuit with automatic bootstrapping to DC/DC converter output. The CXSD62369 CXSD62370A CXSD62370Bis intended for the 5V system power supply of Notebook Computer. The CXSD62369 CXSD62370A CXSD62370Bis available in QFN4X4-28 package.

   产品特点 返回TOPj19嘉泰姆


„ Ultra-High Efficiency j19嘉泰姆

„ Low Quiescent Current of 40μA j19嘉泰姆

„ Integrated 17mΩ at VCC=5V N-Channel MOSFET for Low Side j19嘉泰姆

„ Integrated 20mΩ at VCC=5V N-Channel MOSFET for High Side j19嘉泰姆

„ No Current-Sense Resistor (Lossless ILIMIT) j19嘉泰姆

„ Quasi-PWM with 100ns Load-Step Response j19嘉泰姆

„ 1% VOUT Accuracy Over Line and Load j19嘉泰姆

„ Programmable Switching Frequency j19嘉泰姆

„ 4.5V to 5.5V Adjustable Output Range j19嘉泰姆

„ 6V to 28V Adapter or Battery Input Range j19嘉泰姆

„ Noiseless Pulse-skipping Mode (25kHz min) j19嘉泰姆

„ VCLK Output j19嘉泰姆

„ Integrated Boost Switch j19嘉泰姆

„ OVP & UVP j19嘉泰姆

„ Over Temperature Protection (non-latch) j19嘉泰姆

„ 3.3ms Soft-Start j19嘉泰姆

„ Power-Good Indicator j19嘉泰姆

„ Fixed 5V, 80mA Bootstrapped Linear Regulatorj19嘉泰姆

   应用范围 返回TOPj19嘉泰姆


„ Notebook Computers j19嘉泰姆

„ I/O Supply j19嘉泰姆

„ Networking Power Supplyj19嘉泰姆

   技术规格书(产品PDF) 返回TOP j19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j19嘉泰姆

 QQ截图20160419174301.jpgj19嘉泰姆

产品封装图 返回TOPj19嘉泰姆


image.pngj19嘉泰姆

电路原理图 返回TOPj19嘉泰姆

 j19嘉泰姆


 j19嘉泰姆

a

相关芯片选择指南 返回TOP                      更多同类产品......


 j19嘉泰姆

Point Of Load(Synchronous Quasi-PWM Step Down Converter)j19嘉泰姆

Part   NO.j19嘉泰姆

Vin(V)j19嘉泰姆

min.j19嘉泰姆

Vin(V)j19嘉泰姆

max.j19嘉泰姆

Ilimitj19嘉泰姆

(V)j19嘉泰姆

FSWj19嘉泰姆

(kHz)j19嘉泰姆

FB(V)j19嘉泰姆

HSRONj19嘉泰姆

(mohm)j19嘉泰姆

LSRONj19嘉泰姆

(mohm)j19嘉泰姆

Notej19嘉泰姆

Packagej19嘉泰姆

CXSD62363j19嘉泰姆

4.5j19嘉泰姆

28j19嘉泰姆

10j19嘉泰姆

ADJj19嘉泰姆

0.75j19嘉泰姆

20j19嘉泰姆

8.5j19嘉泰姆

With 5V Supply, EN, PGOODj19嘉泰姆

QFN4X4-28j19嘉泰姆

QFN5X5-32j19嘉泰姆

CXSD62364j19嘉泰姆

4.5j19嘉泰姆

28j19嘉泰姆

10j19嘉泰姆

ADJj19嘉泰姆

0.75j19嘉泰姆

20j19嘉泰姆

8.5j19嘉泰姆

EN, PGOOD,   ILMIT set by Rj19嘉泰姆

QFN4X4-28j19嘉泰姆

CXSD62365j19嘉泰姆

4.5j19嘉泰姆

28j19嘉泰姆

8j19嘉泰姆

ADJj19嘉泰姆

0.75j19嘉泰姆

20j19嘉泰姆

20j19嘉泰姆

With 5V   Supply, EN, PGOODj19嘉泰姆

QFN4X4-28j19嘉泰姆

QFN5X5-32j19嘉泰姆

CXSD62366j19嘉泰姆

4.5j19嘉泰姆

28j19嘉泰姆

6j19嘉泰姆

ADJj19嘉泰姆

0.75j19嘉泰姆

20j19嘉泰姆

20j19嘉泰姆

EN, PGOOD, ILMIT set by Rj19嘉泰姆

QFN4X4-28j19嘉泰姆

CXSD62367j19嘉泰姆

4.5j19嘉泰姆

28j19嘉泰姆

8j19嘉泰姆

ADJj19嘉泰姆

0.9j19嘉泰姆

30j19嘉泰姆

15j19嘉泰姆

With 5V Supply, EN, PGOOD, Low Iqj19嘉泰姆

QFN3X3-21j19嘉泰姆

CXSD62367Aj19嘉泰姆

4.5j19嘉泰姆

28j19嘉泰姆

4j19嘉泰姆

ADJj19嘉泰姆

0.9j19嘉泰姆

30j19嘉泰姆

30j19嘉泰姆

With 5V Supply, EN, PGOOD, Low Iqj19嘉泰姆

QFN3X3-21j19嘉泰姆

CXSD62368j19嘉泰姆

4.5j19嘉泰姆

28j19嘉泰姆

10j19嘉泰姆

ADJj19嘉泰姆

0.8j19嘉泰姆

20j19嘉泰姆

8.5j19嘉泰姆

EN, PGOOD, MLCC, Soft Start adjustablej19嘉泰姆

QFN4X4-23 j19嘉泰姆

2 Thermal Padsj19嘉泰姆

CXSD62369j19嘉泰姆

5.5j19嘉泰姆

28j19嘉泰姆

8j19嘉泰姆

ADJj19嘉泰姆

5.05j19嘉泰姆

20j19嘉泰姆

17j19嘉泰姆

5V System Power Rail,LDO5 Switchover5V,ON5,j19嘉泰姆

ENL,PGOOD,Low Iq,MLCC,Ultrasonic with VCLKj19嘉泰姆

QFN4X4-28 j19嘉泰姆

2 Thermal Padsj19嘉泰姆

CXSD62370Aj19嘉泰姆

5.5j19嘉泰姆

28j19嘉泰姆

10j19嘉泰姆

ADJj19嘉泰姆

5.05j19嘉泰姆

20j19嘉泰姆

8.5j19嘉泰姆

5V System  Power Rail, LDO5 Switchover5V, ON5j19嘉泰姆

ENL,PGOOD,Low Iq,MLCC,Ultrasonic   with VCLKj19嘉泰姆

QFN4X4-28,j19嘉泰姆

2 Thermal Pads j19嘉泰姆

CXSD62370Bj19嘉泰姆

5.5j19嘉泰姆

28j19嘉泰姆

8j19嘉泰姆

ADJj19嘉泰姆

3.33j19嘉泰姆

20j19嘉泰姆

17j19嘉泰姆

3V System Power Rail, LDO3 Switchover3V, ON3,j19嘉泰姆

ENL,PGOOD,Low Iq,MLCC,Ultrasonic with VCLKj19嘉泰姆

QFN4X4-28 j19嘉泰姆

2 Thermal Padsj19嘉泰姆

CXSD62371j19嘉泰姆

3j19嘉泰姆

28j19嘉泰姆

8j19嘉泰姆

ADJj19嘉泰姆

0.75j19嘉泰姆

30j19嘉泰姆

15j19嘉泰姆

EN, PGOOD, Low   Iq, MLCCj19嘉泰姆

QFN3X3-24    j19嘉泰姆

2 Thermal Padsj19嘉泰姆

CXSD62372j19嘉泰姆

5.5j19嘉泰姆

28j19嘉泰姆

8j19嘉泰姆

ADJj19嘉泰姆

0.9j19嘉泰姆

30j19嘉泰姆

15j19嘉泰姆

With   5V Supply, EN, PGOOD, Low Iq, MLCCj19嘉泰姆

QFN3X3-24    j19嘉泰姆

2 Thermal Padsj19嘉泰姆

CXSD62372Aj19嘉泰姆

5.5j19嘉泰姆

28j19嘉泰姆

4j19嘉泰姆

ADJj19嘉泰姆

0.9j19嘉泰姆

30j19嘉泰姆

30j19嘉泰姆

With 5V   Supply, EN, PGOOD, Low Iq, MLCCj19嘉泰姆

QFN3X3-24    2 Thermal Padsj19嘉泰姆

CXSD62373j19嘉泰姆

3j19嘉泰姆

28j19嘉泰姆

10j19嘉泰姆

ADJj19嘉泰姆

0.75j19嘉泰姆

20j19嘉泰姆

8.5j19嘉泰姆

EN,   PGOOD, Low Iq, MLCCj19嘉泰姆

QFN4X4-28    j19嘉泰姆

2 Thermal Padsj19嘉泰姆

CXSD62373Aj19嘉泰姆

3j19嘉泰姆

28j19嘉泰姆

8j19嘉泰姆

ADJj19嘉泰姆

0.75j19嘉泰姆

30j19嘉泰姆

15j19嘉泰姆

EN, PGOOD, Low   Iq, MLCCj19嘉泰姆

QFN4X4-28 j19嘉泰姆

2 Thermal Padsj19嘉泰姆