恒壓恒流光耦回饋的Flyback控制器

EUP9268是一個(gè)通過光耦回饋實(shí)現(xiàn)自動(dòng)調(diào)節(jié)恒壓輸出，并且通過輔助線圈檢測實(shí)現(xiàn)自動(dòng)調(diào)節(jié)恒流輸出的AC-DC控制器。EUP9268通過HV引腳控制耗盡型NFET實(shí)現(xiàn)快速啟動(dòng)并降低靜態(tài)功耗，并通過DCM模式下的波谷檢測減少開關(guān)損耗。采用PWM和PFM模式自動(dòng)切換調(diào)節(jié)，且最高頻率為100KHz，最低頻率為170Hz，實(shí)現(xiàn)高的轉(zhuǎn)換效率及小于30mW靜態(tài)功耗。EUP9268內(nèi)置了熱關(guān)斷、過流、輸出過壓及輸入過壓保護(hù)功能，同時(shí)可通過NTC引腳檢測環(huán)境溫度進(jìn)行過溫保護(hù)。 ?\n?±1%的恒壓±5%恒流調(diào)整精度\n?輸出驅(qū)動(dòng)電壓鉗位\n?170Hz～100KHz開關(guān)頻率\n?適用小尺寸外部元件\n?光耦反饋調(diào)節(jié)恒壓和源邊反饋調(diào)節(jié)恒流\n?有源器件啟動(dòng)使啟動(dòng)速度更快\n?SOT23-6和SOP-8 封裝\n?符合RoHS規(guī)范及Pb-Free;

Eutech

德信科技

Constant-Voltage Constant-Current Flyback Controller Using Opto-Coupled Feedback

文件：147.94 Kbytes 頁數(shù)：1 Pages

EUTECHEutech Microelectronics Inc

德信科技德信科技股份有限公司

4-CH Motor Driver

Description The FAN8000D is a monolithic integrated circuit, suitable for 4-CH motor driver which drives tracking actuator, focus actuator, sled motor and tray motor of CD/CD-ROM/DVD system. Features ? Built in 4-CH balanced transformerless(BTL) driver ? Output gain adjustable ? Built in norm

文件：270.41 Kbytes 頁數(shù)：13 Pages

FAIRCHILD

仙童半導(dǎo)體

4-CH Motor Driver

Description The FAN8000D is a monolithic integrated circuit, suitable for 4-CH motor driver which drives tracking actuator, focus actuator, sled motor and tray motor of CD/CD-ROM/DVD system. Features ? Built in 4-CH balanced transformerless(BTL) driver ? Output gain adjustable ? Built in norm

文件：270.41 Kbytes 頁數(shù)：13 Pages

FAIRCHILD

仙童半導(dǎo)體

15LCD 5-in-1 1U Height Drawer

文件：577.04 Kbytes 頁數(shù)：1 Pages

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