1.5MHz,800mA Synchronous PWM CXSD6153，1.5MHz,1000mA Synchronous PWM CXSD6154，1.2MHz,2000mA Synchrono | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
目录产品概述 返回TOP CXSD6154是一款高效率，1.5MHz固定工作频率，电流模式PWM单片式降压稳压器，可以提供输出电压可 调品种和1.2V、1.8V等固定输出电压的品种。稳压器在无负载时的工作电流为350uA；当处于关断时， 工作电流降到1uA以下。输入工作电压范围为2.5V至6.5V，非常适合于单节锂离子电池或两至四节干电 池供电的电子产品。CXSD6154在低压差工作模式下，占空比可达100%，延长了便携式设备的电池寿命。 在输出负载变低时，CXSD6154用脉冲跳跃模式工作，保证了低的输出纹波电压，有利于对噪声敏感的应用 环境。1.5MHz的开关频率，使得外围的电感和电容可以微型化。CXSD6154内置功率开关管和同步整流开 关，无需外接肖特基二极管。反馈端电压设置为0.6V，可使输出电压低至0.6V。使用小型SOT89-5L封装。 产品特点 返回TOP ?高效率：高达96% ?1.5MHz恒定开关频率 ?1A输出电流(Vin=3.6V&Vout=1.8V) ?内置功率开关管及同步整流开关， 无需外部肖特基二极管 ?2.5V至6.5V输入电压范围 ? 输出电压可低至0.6V ?允许低压差操作：占空比可达100% ?低静态工作电流：350μA(VIN<4.2V) ?电流模式实现优异的线性和负载瞬态响应 ?短路保护和过温保护 ?待机电流小于1μA 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 ?平板电脑 ?数码相机和摄像机 ?便携式设备 技术规格书（产品PDF) 返回TOP 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！ 产品封装图 返回TOP
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| 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% |
