AAT1154IAS-2.5-T1 DC/DC降压转换电源IC 2.5V SOP-8 marking/标记 HK4V 集成的低导通电阻电源开关
| 控制方式MODE | PWM |
| 输入电压VINInput Voltage | 2.7~5.5V |
| 输出电压VOUTOutput Voltage | 2.5V |
| 输出电流IOUTOutput Current | 3A |
| 震荡频率FOSCOscillation Frequency | 1MHZ |
| 内置FETBuilt-in FET | PMOS/POWERMOS |
| Description & Applications | 1MHz 3A Buck DC/DC Converter •VIN Range: 2.7-5.5Volts • Fixed or adjustable VOUT : 1.0V - 4.2V • 3A output current • Up to 95% efficiency • Integrated low on resistance power switch • Internally compensated current mode control • 1MHz switching frequency • Constant PWM mode • Low output ripple with light load • Internal softstart • Current limit protection • Over-Temperature protection • SOP-8 package • -40 to 85°C Temperature Range • Computer Peripherals • Set Top Boxes • Network Cards • Cable/DSL Modems • High efficiency conversion from 5V or 3.3V supply |
| 描述与应用 | 1MHz的3A降压DC/ DC转换器 •VIN范围：2.7-5.5Volts •固定或可调输出电压：1.0V - 4.2V •3A输出电流 •高达95％的效率 •集成的低导通电阻电源开关 •内部补偿的电流模式控制 •1MHz的开关频率 •固定PWM模式 •低输出纹波与轻负载 •内部软启动 •电流限制保护 •过温保护 •SOP-8封装 •-40至85°C温度范围 •计算机外设 •机顶盒 •网络卡 •有线/ DSL调制解调器 •从5V或3.3V电源的高转换效率 |
| 规格书PDF |
