高效率、大電流的固定頻率PWM電流型DC-DC升壓芯片

SD8621是一款高效率、大電流的固定頻率PWM電流型DC-DC升壓芯片。\r\n\r\n SD8621的內(nèi)置功率MOS管，提供最大6A的輸入電流，滿足大電流負(fù)載需要。SD8621 的外置軟啟動(dòng)管腳，可以方便的調(diào)節(jié)芯片的軟啟動(dòng)時(shí)間，減小系統(tǒng)啟動(dòng)時(shí)候的沖擊電流。外置的補(bǔ)償管腳可以優(yōu)化芯片的環(huán)路響應(yīng)，減小大負(fù)載波動(dòng)時(shí)芯片的輸出紋波。SD8621完善的開路保護(hù)功能，短路保護(hù)功能，保護(hù)芯片異常情況下不會(huì)損壞，提高系統(tǒng)的可靠性。\r\n\r\n SD8621 提供增強(qiáng)散熱的ESOP8封裝 ·高達(dá) 92%的效率\r\n·寬工作電壓：3.2V to 6.5V\r\n·輸入峰值電流：6A \r\n·500KHz固定工作頻率\r\n·軟啟動(dòng)功能\r\n·開路保護(hù)和短路保護(hù)功能\r\n·關(guān)機(jī)電流小于1uA \r\n·UVLO;

Shouding

首鼎

00K H z 6A DC/DC Boost chip

文件：1.01177 Mbytes 頁數(shù)：6 Pages

SHOUDING

首鼎

250關(guān)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 頁數(shù)：18 Pages

SGMICRO

圣邦股份

Rail-to-Rail I/O CMOS Operational Amplifiers

文件：1.49916 Mbytes 頁數(shù)：20 Pages

SGMICRO

圣邦股份

250關(guān)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 頁數(shù)：18 Pages

SGMICRO

圣邦股份