高效率、大电流的固定频率PWM电流型DC-DC升压芯片

SD8621是一款高效率、大电流的固定频率PWM电流型DC-DC升压芯片。\r\n\r\n SD8621的内置功率MOS管，提供最大6A的输入电流，满足大电流负载需要。SD8621 的外置软启动管脚，可以方便的调节芯片的软启动时间，减小系统启动时候的冲击电流。外置的补偿管脚可以优化芯片的环路响应，减小大负载波动时芯片的输出纹波。SD8621完善的开路保护功能，短路保护功能，保护芯片异常情况下不会损坏，提高系统的可靠性。\r\n\r\n SD8621 提供增强散热的ESOP8封装 ·高达 92%的效率\r\n·宽工作电压：3.2V to 6.5V\r\n·输入峰值电流：6A \r\n·500KHz固定工作频率\r\n·软启动功能\r\n·开路保护和短路保护功能\r\n·关机电流小于1uA \r\n·UVLO;

Shouding

首鼎

00K H z 6A DC/DC Boost chip

文件：1.01177 Mbytes 页数：6 Pages

SHOUDING

首鼎

250關A, 3MHz, Rail-to-Rail I/O CMOS Operational Amplifier

PRODUCT DESCRIPTION The SGM8621(single), SGM8622 (dual), SGM8623 (single with shutdown) and SGM8624 (quad) are low noise, low voltage, and low power operational amplifiers, that can be designed into a wide range of applications. The SGM8621/2/3/4 have a high gain-bandwidth productof 3MHz, a

文件：662.02 Kbytes 页数：18 Pages

SGMICRO

圣邦股份

Rail-to-Rail I/O CMOS Operational Amplifiers

文件：1.49916 Mbytes 页数：20 Pages

SGMICRO

圣邦股份

250關A, 3MHz, Rail-to-Rail I/O CMOS Operational Amplifier

PRODUCT DESCRIPTION The SGM8621(single), SGM8622 (dual), SGM8623 (single with shutdown) and SGM8624 (quad) are low noise, low voltage, and low power operational amplifiers, that can be designed into a wide range of applications. The SGM8621/2/3/4 have a high gain-bandwidth productof 3MHz, a

文件：662.02 Kbytes 页数：18 Pages

SGMICRO

圣邦股份