30μA的低静态电流电流模式PWMs中的电流感应电阻CXSD62372A内置5V LDO支持内部电路10mA可编程开关频率8A同步DC/DC降压转换
发表时间:2020-05-22
浏览次数:151

目录

1.产品概述       2.产品特点     oJ6嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)oJ6嘉泰姆

5.产品封装       6.电路原理图  oJ6嘉泰姆

7.相关产品oJ6嘉泰姆

   产品概述 返回TOPoJ6嘉泰姆


The CXSD62372 CXSD62372A 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 10mA for internal circuits. The CXSD62372 CXSD62372Ais intended for the power supply as low as 0.9V. The CXSD62372 CXSD62372Ais available in QFN3X3-24 package.CXSD62372 CXSD62372Ais a 8A, synchronous DC/DC buck converter with integrated 30mΩ N-channel high-side MOSFET and 15mΩ 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.

   产品特点 返回TOPoJ6嘉泰姆


„ Ultra-High Efficiency oJ6嘉泰姆

„ Low Quiescent Current of 30μA oJ6嘉泰姆

„ Integrated 15mΩ at V5V=5V N-Channel MOSFET for Low Side oJ6嘉泰姆

„ Integrated 30mΩ at V5V=5V N-Channel MOSFET for High Side oJ6嘉泰姆

„ No Current-Sense Resistor (Lossless ILIMIT) oJ6嘉泰姆

„ Quasi-PWM with 100ns Load-Step Response oJ6嘉泰姆

„ 1% VOUT Accuracy Over Line and Load oJ6嘉泰姆

„ Programmable Switching Frequency oJ6嘉泰姆

„ Adjustable Output Range from 0.9V oJ6嘉泰姆

„ 4.5V to 28V Adapter or Battery Input Range oJ6嘉泰姆

„ Integrated Boost Switch oJ6嘉泰姆

„ OVP & UVP oJ6嘉泰姆

„ Over Temperature Protection (non-latch) oJ6嘉泰姆

„ 3.3ms Soft-Start oJ6嘉泰姆

„ Power-Good Indicator oJ6嘉泰姆

„ Fixed 5V, 10mA Linear RegulatoroJ6嘉泰姆

   应用范围 返回TOPoJ6嘉泰姆


„ Networking Power Supply oJ6嘉泰姆

„ I/O SupplyoJ6嘉泰姆

   技术规格书(产品PDF) 返回TOP oJ6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oJ6嘉泰姆

 QQ截图20160419174301.jpgoJ6嘉泰姆

产品封装图 返回TOPoJ6嘉泰姆


image.pngoJ6嘉泰姆

电路原理图 返回TOPoJ6嘉泰姆

 oJ6嘉泰姆


 oJ6嘉泰姆

a

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


 oJ6嘉泰姆

Point Of Load(Synchronous Quasi-PWM Step Down Converter)oJ6嘉泰姆

Part   NO.oJ6嘉泰姆

Vin(V)oJ6嘉泰姆

min.oJ6嘉泰姆

Vin(V)oJ6嘉泰姆

max.oJ6嘉泰姆

IlimitoJ6嘉泰姆

(V)oJ6嘉泰姆

FSWoJ6嘉泰姆

(kHz)oJ6嘉泰姆

FB(V)oJ6嘉泰姆

HSRONoJ6嘉泰姆

(mohm)oJ6嘉泰姆

LSRONoJ6嘉泰姆

(mohm)oJ6嘉泰姆

NoteoJ6嘉泰姆

PackageoJ6嘉泰姆

CXSD62363oJ6嘉泰姆

4.5oJ6嘉泰姆

28oJ6嘉泰姆

10oJ6嘉泰姆

ADJoJ6嘉泰姆

0.75oJ6嘉泰姆

20oJ6嘉泰姆

8.5oJ6嘉泰姆

With 5V Supply, EN, PGOODoJ6嘉泰姆

QFN4X4-28oJ6嘉泰姆

QFN5X5-32oJ6嘉泰姆

CXSD62364oJ6嘉泰姆

4.5oJ6嘉泰姆

28oJ6嘉泰姆

10oJ6嘉泰姆

ADJoJ6嘉泰姆

0.75oJ6嘉泰姆

20oJ6嘉泰姆

8.5oJ6嘉泰姆

EN, PGOOD,   ILMIT set by RoJ6嘉泰姆

QFN4X4-28oJ6嘉泰姆

CXSD62365oJ6嘉泰姆

4.5oJ6嘉泰姆

28oJ6嘉泰姆

8oJ6嘉泰姆

ADJoJ6嘉泰姆

0.75oJ6嘉泰姆

20oJ6嘉泰姆

20oJ6嘉泰姆

With 5V   Supply, EN, PGOODoJ6嘉泰姆

QFN4X4-28oJ6嘉泰姆

QFN5X5-32oJ6嘉泰姆

CXSD62366oJ6嘉泰姆

4.5oJ6嘉泰姆

28oJ6嘉泰姆

6oJ6嘉泰姆

ADJoJ6嘉泰姆

0.75oJ6嘉泰姆

20oJ6嘉泰姆

20oJ6嘉泰姆

EN, PGOOD, ILMIT set by RoJ6嘉泰姆

QFN4X4-28oJ6嘉泰姆

CXSD62367oJ6嘉泰姆

4.5oJ6嘉泰姆

28oJ6嘉泰姆

8oJ6嘉泰姆

ADJoJ6嘉泰姆

0.9oJ6嘉泰姆

30oJ6嘉泰姆

15oJ6嘉泰姆

With 5V Supply, EN, PGOOD, Low IqoJ6嘉泰姆

QFN3X3-21oJ6嘉泰姆

CXSD62367AoJ6嘉泰姆

4.5oJ6嘉泰姆

28oJ6嘉泰姆

4oJ6嘉泰姆

ADJoJ6嘉泰姆

0.9oJ6嘉泰姆

30oJ6嘉泰姆

30oJ6嘉泰姆

With 5V Supply, EN, PGOOD, Low IqoJ6嘉泰姆

QFN3X3-21oJ6嘉泰姆

CXSD62368oJ6嘉泰姆

4.5oJ6嘉泰姆

28oJ6嘉泰姆

10oJ6嘉泰姆

ADJoJ6嘉泰姆

0.8oJ6嘉泰姆

20oJ6嘉泰姆

8.5oJ6嘉泰姆

EN, PGOOD, MLCC, Soft Start adjustableoJ6嘉泰姆

QFN4X4-23 oJ6嘉泰姆

2 Thermal PadsoJ6嘉泰姆

CXSD62369oJ6嘉泰姆

5.5oJ6嘉泰姆

28oJ6嘉泰姆

8oJ6嘉泰姆

ADJoJ6嘉泰姆

5.05oJ6嘉泰姆

20oJ6嘉泰姆

17oJ6嘉泰姆

5V System Power Rail,LDO5 Switchover5V,ON5,oJ6嘉泰姆

ENL,PGOOD,Low Iq,MLCC,Ultrasonic with VCLKoJ6嘉泰姆

QFN4X4-28 oJ6嘉泰姆

2 Thermal PadsoJ6嘉泰姆

CXSD62370AoJ6嘉泰姆

5.5oJ6嘉泰姆

28oJ6嘉泰姆

10oJ6嘉泰姆

ADJoJ6嘉泰姆

5.05oJ6嘉泰姆

20oJ6嘉泰姆

8.5oJ6嘉泰姆

5V System  Power Rail, LDO5 Switchover5V, ON5oJ6嘉泰姆

ENL,PGOOD,Low Iq,MLCC,Ultrasonic   with VCLKoJ6嘉泰姆

QFN4X4-28,oJ6嘉泰姆

2 Thermal Pads oJ6嘉泰姆

CXSD62370BoJ6嘉泰姆

5.5oJ6嘉泰姆

28oJ6嘉泰姆

8oJ6嘉泰姆

ADJoJ6嘉泰姆

3.33oJ6嘉泰姆

20oJ6嘉泰姆

17oJ6嘉泰姆

3V System Power Rail, LDO3 Switchover3V, ON3,oJ6嘉泰姆

ENL,PGOOD,Low Iq,MLCC,Ultrasonic with VCLKoJ6嘉泰姆

QFN4X4-28 oJ6嘉泰姆

2 Thermal PadsoJ6嘉泰姆

CXSD62371oJ6嘉泰姆

3oJ6嘉泰姆

28oJ6嘉泰姆

8oJ6嘉泰姆

ADJoJ6嘉泰姆

0.75oJ6嘉泰姆

30oJ6嘉泰姆

15oJ6嘉泰姆

EN, PGOOD, Low   Iq, MLCCoJ6嘉泰姆

QFN3X3-24    oJ6嘉泰姆

2 Thermal PadsoJ6嘉泰姆

CXSD62372oJ6嘉泰姆

5.5oJ6嘉泰姆

28oJ6嘉泰姆

8oJ6嘉泰姆

ADJoJ6嘉泰姆

0.9oJ6嘉泰姆

30oJ6嘉泰姆

15oJ6嘉泰姆

With   5V Supply, EN, PGOOD, Low Iq, MLCCoJ6嘉泰姆

QFN3X3-24    oJ6嘉泰姆

2 Thermal PadsoJ6嘉泰姆

CXSD62372AoJ6嘉泰姆

5.5oJ6嘉泰姆

28oJ6嘉泰姆

4oJ6嘉泰姆

ADJoJ6嘉泰姆

0.9oJ6嘉泰姆

30oJ6嘉泰姆

30oJ6嘉泰姆

With 5V   Supply, EN, PGOOD, Low Iq, MLCCoJ6嘉泰姆

QFN3X3-24    2 Thermal PadsoJ6嘉泰姆

CXSD62373oJ6嘉泰姆

3oJ6嘉泰姆

28oJ6嘉泰姆

10oJ6嘉泰姆

ADJoJ6嘉泰姆

0.75oJ6嘉泰姆

20oJ6嘉泰姆

8.5oJ6嘉泰姆

EN,   PGOOD, Low Iq, MLCCoJ6嘉泰姆

QFN4X4-28    oJ6嘉泰姆

2 Thermal PadsoJ6嘉泰姆

CXSD62373AoJ6嘉泰姆

3oJ6嘉泰姆

28oJ6嘉泰姆

8oJ6嘉泰姆

ADJoJ6嘉泰姆

0.75oJ6嘉泰姆

30oJ6嘉泰姆

15oJ6嘉泰姆

EN, PGOOD, Low   Iq, MLCCoJ6嘉泰姆

QFN4X4-28 oJ6嘉泰姆

2 Thermal PadsoJ6嘉泰姆