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RT9527L 是用於小電流充電應用的低成本單節鋰離子電池充電器,它可以由交流電源轉接器或USB埠供電,沒有電源輸入時則處於休眠狀態。它以優化的演算法完成充電過程,可有預充電、快速充電和恒壓充電多種工作模式,它會處於恒壓充電模式直至電池充滿條件達成為止。充電電流可用一隻電阻進行設定。其內部熱回饋電路通過對內核溫度進行調節,使充電速率在任何環境溫度下都處於最有狀態。其輸入端 VIN 的最高耐壓能力為 28V,欠壓保護和過壓保護功能也集成於其中。其封裝為 WDFN-8L 2x2。建議的接面溫度範圍為-40°C至125°C,而環境溫度範圍則為-40°C至85°C。
輸入端最高耐壓 28V
集成功率 MOSFET
充電電流可調
可程式設計充電安全計時器
ISET 引腳短路保護
充電狀態指示器
交流電源轉接器狀態正常指示器
充電終止電流是快充電流的10%
欠壓保護
過壓保護
熱回饋優化充電速率
符合 RoHS 規範,不含鹵素
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