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U0239

•產品描述:U0239是一種高頻,同步,整流,降壓,開關模式轉換器,內部功率mosfet。它提供了一個非常緊湊的解決方案,在寬輸入供電范圍內實現3A峰值輸出電流,具有出色的負載和線路調節。U0239需要最少數量的現成的外部組件,并且可以在節省空間的SOT23-6封裝中使用。

•主要特點:4V至30v工作輸入范圍;2A最大輸出電流;固定500kHz開關頻率;不需要肖特基二極管;短保護打嗝模式;內置過電流限制;內置過壓保護;內部軟啟動;輸出可調從0.6V;集成內部補償;熱關機;可在SOT23-6包;-40'C到+85'C的溫度范圍

•典型應用:閉路電視攝像機;平板電視和監視器;電池充電器;分布式電源系統

•典型應用電路:

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