High Efficiency 1MHz, 2A Synchronous Step Down Regulator

Features ? Supply Voltage Range: 2.5V to 5.5V ? Guaranteed 2A continuous load current ? 2% 06V reference ? Cycle-by-cycle peak current limitation Instant PWM architecture to achieve fast transient responses Internal softstart mits the inrush current ? Current Limiting Protec

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TECHPUBLIC

臺舟電子

高效率，1.5MHz，2A同步降壓穩(wěn)壓器

? 輸入電壓范圍：2.5V~5.5V\n? 50μA低靜態(tài)電流\n? 內(nèi)置低導(dǎo)通電阻開關(guān)：130mΩ/85mΩ\n? 1.5MHz高開關(guān)頻率最大程度地減小外部元件尺寸\n? 內(nèi)部軟啟動限制浪涌電流\n? 可100％占空比工作\n? 打隔式短路保護(hù)\n? 輸出自放電功能\n? 符合RoHS標(biāo)準(zhǔn)且無鹵素\n? 緊湊型封裝：SOT23-5;

Silergy

矽力杰

降壓 (Buck) 變換器 Vin max < 7V

The SY8089 and SY8089A are high-efficiency, high frequency synchronous step-down DC-DC regulator IC capable of delivering up to 2A output current. The SY8089 and SY8089A operate over a wide input voltage range from 2.7V to 5.5V and integrate main switch and synchronous switch with very low RDS(ON) t ·Low RDS(ON) for internal switches (top/bottom) 260m /170m\r\n·2.5~5.5V input voltage range\r\n·40 A typical quiescent current\r\n·High light load efficiency\r\n·High switching frequency 1.5MHz minimizes the external components\r\n·Internal soft-start limits the inrush current\r\n·100% dropout o;

Silergy

矽力杰

降壓 (Buck) 變換器 Vin max < 7V

Silergy

矽力杰