Buck Step-Down Converter
DC-DC (Buck) buck chip
产品选型表
| Part No. | Power switching | MODE | VIN | VOUT | IQ | FOSC | Eff. | Max. Duty Cycle | Accu. | IOUT | Package | Application |
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| CXCH7667B | PWM | 线充充电器 | 2~6.0V | 1.5V~5.0V | 50uA | 90KHz | 0.9 | ?% | 150mA | SOT23-3 | 摄像头，U盘 | |
| CXCH7668 | PWM | 线充充电器 | 2~6.0V | 1.5~5.0V | 50uA | 90KHz | 0.9 | ?% | 250mA | SOT-89 | 摄像头，U盘 | |
| CXCH7669K | PWM | 线充充电器 | 2~6.0V | 1.5~5.0V | 50uA | 90KHz | 0.9 | ?% | 250mA | SOT-23 | 便携/手掌式计算机;无绳电话设备;电池供电系统等 | |
| CXCH7671 | PWM | 线充充电器 | 2.5~5.5V | -2~2V | 50uA | 90KHz | 0.9 | ?% | 400mA | SOT23-5 | 摄像头，USB，U盘，电子礼品 | |
| CXCH7672 | PWM | 线充充电器 | 4.75V~12V | 0.923V~8V | 50uA | 93KHz | 0.9 | ?% | 2A | DIP-8/SOP-8 | 用于降压稳压系列 | |
| CXCH7662 CXCH7662MS | PWM | 线充充电器 | 2~6V | ADJ | 50uA | 96KHz | 0.9 | ?% | 800mA~2A | SOT23-5 | 用于手机、数码相机、微处理器和DSP内核供、无线电和DSL调制解调... | |
| CXLB73116 | 2A | 多节锂电池 | 5V~16V | 1.2V~16V | 25μA | NO | NO | 多个LED指示 | SOP-8 | |||
| CXLE8850 | 8V-45V | 10μA | 150KHz | 0.89 | ?% | 3A | ESOP8 | |||||
| CXLE8855 | 8V-40V | 10μA | 150KHz | 0.86 | ?% | 5A | TO263-5L | |||||
| CXLE8853 | 8V-40V | 10μA | 110KHz | 0.89 | ?% | 2A | SOP8 | |||||
| CXLE8852 | PWM调光 | 8V-40V | 10μA | 180KHz | 0.87 | ?% | 3.5A | ESOP8 | ||||
| CXLE8851 | 8V-40V | 10μA | 180KHz | 0.89 | ?% | 3A | SOP8 | |||||
| CXLE8856 | PWM调光 | 0.9V-6.0V | 10μA | 1.0 MHz | 0.9 | ?% | 1A | SOT-26 | ||||
| CXLE8609 | 8V ~ 40V | 32V | 220KHz | 0.95 | ?% | 3A | SOP8L-EP | |||||
| CXLE8610 | 8V ~ 36V | 32V | 220KHz | 0.95 | ?% | 4A | TO252-5L | |||||
| CXLE8611 | 8V ~ 36V | 32V | 220KHz | 0.95 | ?% | 5A | TO263-5L | |||||
| CXSD62579B | PFM | COT | 4~23 | Adjust | 60uA | 750KHz | 0.96 | ?% | 6A | QFN3X3-20 | ||
| CXSD62579A | PFM | COT | 4~23 | Adjust | 60uA | 500KHz | 0.96 | ?% | 6A | QFN3X3-20 | ||
| CXSD62578C | PFM | COT | 5.5~23 | Adjust | 60uA | 750KHz | 0.96 | ?% | 8A | QFN3X3-20 | ||
| CXSD62580A | PFM | COT | 4~23 | Adjust | 60uA | 500KHz | 0.96 | ?% | 10A | QFN3X3-20 | ||
| CXSD62580B | PFM | COT | 4~23 | Adjust | 60uA | 750KHz | 0.96 | ?% | 10A | QFN3X3-20 | ||
| CXSD62580C | PFM | COT | 5.5~23 | Adjust | 60uA | 750KHz | 0.96 | ?% | 10A | QFN3X3-20 | ||
| CXSD6191 | PWM Buck | 4.75-40V | Adjust | 0.4 mA | 160K Hz | 0.95 | ?% | 3A | ESOP8 | |||
| CXSD6215B | PFM | PCM | 4.7~40 | Adjust | 40uA | 800KHz | 0.96 | ?% | 0.6A | SOT23-6 | ||
| CXSD6188 | PWM | 4.75-40V | Adjust | 1.3mA | 550K Hz | 0.9 | ?% | 1A | ESOP8 |
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