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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| CXSD62621F | FCCM | Internal | 4.5~18 | adj | 140 | 600 | 0.8 | 3 | SOT563 | Auto-recovery | ||
| CXSD62620AF | FCCM | Internal | 4.5~18 | adj | 140 | 600 | 0.8 | 2 | SOT563 | Auto-recovery | ||
| CXSD62616S | PFM | Internal | 4.5~18 | adj | 150 | 1000 | 0.6 | 3 | SOT23-6 | Auto-recovery | ||
| CXSD62615 | PFM | Internal | 4.5~18 | adj | 130 | 560 | 0.76 | 5 | TSOT23-6 | Auto-recovery | ||
| CXSD62614 | PFM | Internal | 3.8~27 | adj | 120 | 1400 | 0.8 | 2 | SOT23-6 | Auto-recovery | ||
| CXSD62621HF | FCCM | Internal | 4.5~18 | adj | 140 | 1000 | 0.8 | 3 | SOT563 | Auto-recovery | ||
| CXSD62622 | PFM | Adjustable | 4.5~45 | adj | 180 | 100~2000 | 0.8 | ±1％ | 5 | DFN42x4-10 | Auto-recovery | |
| CXSD62623 | PFM | Internal | 4.5~60 | adj | 130 | 200~2000 | 0.8 | 2 | ESOP8/EMSOP10 | Auto-recovery | ||
| CXSD62625 | PFM | Internal | 4.5~18 | adj | 130 | 580 | 0.765 | 1％ | 5 | ESOP8 | Auto-recovery | |
| CXSD62624 | PFM | Internal | 2.5~6 | adj | 30 | 2000 | 0.45 | 2 | DFN2x2-8 | Auto-recovery | ||
| CXSD62626 | PFM | Internal | 4.5~18 | adj | 130 | 580 | 0.765 | 6 | ESOP8 | Auto-recovery | ||
| CXDC61072 | PWM/PFM | 外置MOS | 4.8V 到 32V | 5V | 550KHz | 5A(Max) | SOP8 | |||||
| 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 |
