High Efficiency 1.5MHz, 1A Synchronous Step Down Regulator

Features « Supply Voltage Range: 2.5V to 5.5V » Guaranteed 1A continuous load current ® 2% 0.6V reference « Cycle-by-cycle peak current limitation Instant PWM architecture to achieve fast transient responses Internal softstart limits the inrush current Current Limiting Prote

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TECHPUBLIC

台舟电子

High Efficiency 1.5MHz, 1A Synchronous Step Down Regulator Preliminary Specification

文件：782.93 Kbytes 页数：7 Pages

SILERGYSilergy Corp

矽力杰矽力杰半导体技术（杭州）有限公司

高效率1.5MHz，1A同步降压直流-直流稳压器

• 输入电压范围: 2.5V~5.5V\n• 50μA低静态电流\n• 内置低导通电阻开关 ：260mΩ/160mΩ\n• 1.5MHz高开关频率最大程度地减小外部元件尺寸\n• 内部软启动限制浪涌电流\n• 可100％占空比工作\n• 可靠的短路保护\n• 符合RoHS标准且无卤素\n• 紧凑型封装：SOT23-5;

Silergy

矽力杰

降压 (Buck) 变换器 Vin max < 7V

SY8088 is a high efficiency 1.5MHz synchronous step down DC/DC regulator IC capable of delivering up to 1A output current. It can operate over a wide input voltage range from 2.5V to 5.5V and integrate main switch and synchronous switch with very low RDS (ON) to minimize the conduction loss. ·Low RDS(ON) for internal switches (top/bottom)\r\n·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\r\n·external components\r\n·Internal soft-start limits the inrush current\r\n·100% d;

Silergy

矽力杰