18V 3A同步整流降压转换器CXSD6165A 370KHz 3A Synchronous PWM,CXSD6166 125kHz 3A Asynchronous PWM with EN;CXSD6
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18V 3A同步整流降压转换器CXSD6165A 370KHz 3A Synchronous PWM,CXSD6166 125kHz 3A Asynchronous PWM with EN;CXSD6166A 125kHz 3A Asynchronous PWM with OVP
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产品概述 返回TOP
CXSD6165A是一款单片同步整流降压稳压器，它集成了导通阻抗100mΩ的MOSFET，可以在很宽的输入电 压范围(4.75V-18V)内提供3A的负载能力。电流模式控制使其具有很好的瞬态响应和单周期内的限流功 能。可调的软启动时间能避免开启瞬间的冲击电流，在待机模式下，输入电流小于1uA。CXSD6165A封装 为SOP8-PP，同时提供了紧凑的系统方案，可以最大限度的减少外围元件。
产品特点 返回TOP
? 输入电压范围4.75到18V
?内部集成100mΩ的功率MOSFET
? 输出可调范围为0.925V到15V
? 效率可达95%
? 可调软启动时间
?外围使用低ESR瓷片电容可保证其稳定工作
? 固定的370kHz工作频率
?每个周期内都有限流功能
?具有欠压保护功能
?散热能力较强的SOP8-PP封装
应用范围 返回TOP
?手机和智能电话
? 微处理器和DSP内核供电
?无线和DSL调制解调器 ?
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相关芯片选择指南 返回TOP
| DC-DC(Buck) | |||||||
| Product | Character | Maximum Effciency | Operating Voltage | Quiescent Iq | Output Voltage | Output Versions | Accuracy |
| CXSD6148 | 1.5MHz,700mA PWM | 96% | 2.5~6.5V | 300μA | 0.6~5.0V | Adj 1.8V | ±2% |
| CXSD6149 | 1.5MHz,800mA Synchronous PWM | 96% | 2.5~6.5V | 300μA | 0.6~5.0V | Adj | ±2% |
| CXSD6148L | 1.5MHz,700mA Power Saving Mode/PWM | 96% | 2.5~6.8V | 40μA | 0.6~5.0V | Adj 1.2V/etc | ±2% |
| CXSD6151L | 1.5MHz,700mA Power Saving Mode/PWM | 96% | 2.5~6.8V | 40μA | 0.6~5.0V | Adj 1.2V/etc | ±2% |
| CXSD6152 | 1.5MHz,800mA Synchronous PWM | 96% | 2.5~6.5V | 300μA | 0.6~5.0V | Adj 1.8V | ±2% |
| CXSD6153 | 1.5MHz,800mA Synchronous PWM | 96% | 2.5~6.5V | 300μA | 0.6~5.0V | Adj | ±2% |
| CXSD6154 | 1.5MHz,1000mA Synchronous PWM | 96% | 2.5~6.5V | 350μA | 0.6~5.0V | Adj | ±2% |
| CXSD6155 | 1.2MHz,2000mA Synchronous PWM | 95% | 2.5~6.0V | 300μA | 0.6~5.0V | Adj | ±2% |
| CXSD6155A | 1MHz,2000mA Synchronous PWM | 95% | 2.5～6.5V | 100μA | 0.6～5.0V | Adj | ±2% |
| CXSD6156 | 1.2MHz,3000mA Synchronous PWM | 95% | 2.5～6.0V | 100μA | 0.6～5.0V | Adj | ±2% |
| CXSD6157 | 1.5MHz,700mA Synchronous PWM | 96% | 2.5~6.5V | 300μA | 0.6~5.0V | Adj 1.3V/1.8V | ±2% |
| CXSD6158 | 1.5MHz,800mA | 96% | 2.5～6.5V | 300μA | 0.6～5.0V | Adj | ±2% |
| CXSD6159 | Dual Channel 1.5MHz,600mA Synchronous PWM | 96% | 2.5~6.5V | Act:500μA Slp:45μA | 0.6~5.0V | Adj | ±2% |
| CXSD6160 | 1.5MHz,1.5A Synchronous PWM | 96% | 2.5~6.5V | 300μA | 0.6~5.0V | Adj | ±2% |
| CXSD6161 | 1.5MHz,2000mA Synchronous PWM | 96% | 2.5~6.5V | 300μA | 0.6~5.0V | Adj | ±2% |
| CXSD6162 | 700KHz 0.5A Synchronous PWM | 95% | 6～40V | 0.2mA | 0.765～30V | Adj | ±2% |
| CXSD6163 | 450KHz 2A Synchronous PWM | 95% | 4.75~18V | 1.3mA | 0.925~15V | Adj | ±2% |
| CXSD6163A | 450KHz 2A Synchronous PWM | 95% | 4.75~18V | 1.3mA | 0.925~15V | Adj | ±2% |
| CXSD6165A | 370KHz 3A Synchronous PWM | 95% | 4.75~18V | 1.3mA | 0.925~15V | Adj | ±2% |
| CXSD6166 | 125kHz 3A Asynchronous PWM with EN | 91% | 10～40V | 2.5mA | 0.808～12V | Adj | ±2% |
| CXSD6166A | 125kHz 3A Asynchronous PWM with OVP | 91% | 10～40V | 2.5mA | 0.808～12V | Adj | ±2% |
| CXSD6167 | 200kHz 3A Asynchronous PWM with EN | 91% | 10～40V | 2.5mA | 0.808～12V | Adj | ±2% |
| CXSD6167A | 200kHz 3A Asynchronous PWM with OVP | 91% | 10～40V | 2.5mA | 0.808～12V | Adj | ±2% |
| CXSD6167B | 200kHz 2A Asynchronous PWM with EN | 91% | 10～40V | 2.5mA | 0.808～12V | Adj | ±2% |
| CXSD6168 | 700KHz 2A Synchronous PWM | 95% | 4.5~16V | 0.2mA | 0.6~13V | Adj | ±2% |
| CXSD6168A | 500kHz 2A Synchronous PWM | 95% | 4.5～16V | 400μA | 0.6～13V | Adj | ±2% |
