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CXSD6189,CXSD6190 CXSD6191是一款简易高效,最大输出电流5A的同步 整流降压稳压器。CXSD6189 CXSD6190 CXSD6191输入电压范围从4.5V 到18V, 可以提供最大5A的输出电流,输出电压最低到0.8 V。该 产品采用带散热盘SOP8-PP 封装,工作温度在 -40 °C 到+85 °C 。
● 4.5 V 到 18 V 工作电压范围
● 最大5A 连续输出电流
● 同步降压: 43mΩ内置高侧开关和40mΩ 内置低侧开关 (VIN= 10 V)
● 高达95 %效率
● 外置软启动功能
● 输出电压可调,最低0.8 V
● 500 KHz PWM工作模式
● 逐周期限流保护
● 短路保护
● 过温保护
● DC/DC 电源
● 8-pin ESOP8
● 液晶电视
● 笔记本电脑
● DVD 和蓝光播放器
● 光纤调制器
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Step-Down DC/DC Converter(降压DC/DC转换器) | |||||||
Part Number | MODE | VIN | IOUT | Accu | IQ | FOSC | Eff. |
PFM/PWM | 0.9-6.5V | 500mA | ±2% | 60uA | 1.2M | 93% | |
PWM Synchronous | 2.5-5.5V | 1A | ±2% | 40uA | 1.5M | 96% | |
PWM Synchronous | 2.5-5.0V | 2A | ±2% | 40uA | 1.5M | 96% | |
PWM | 4.75-40V | 1A | ±1.5% | 1.3mA | 550K Hz | 90% | |
PWM Synchronous | 4.5-18V | 5A | ±1.5% | 1.6mA | 500K Hz | 95% | |
PWM Buck | 4.75-40V | 3A | ±2.5% | 0.4 mA | 160K Hz | 95% | |
PWM Buck | 4.75-40V | 3A | ±2.5% | 0.4 mA | 160K Hz | 95% | |
Applications:①Mobile phone②Bluetooth equipment③PDA④Portable communication equipment⑤Camera Video, camera⑥Cordless phone⑦PC⑧Simple high-efficiency step-down (buck) regulator⑨On-card switching regulators⑩Positive to negative converter ⑪Industrial distributed power applications⑫Battery powered equipment |