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RTQ1741A是高效率的單電感Buck-Boost轉換器,適用於電池類電壓範圍比較寬的應用中,其輸入電壓可高於或低於輸出電壓,具有典型值為4.5A的開關電流限制峰值,最大負載能力可達4A。RTQ1741A使用內置的回饋補償回路,可在Buck和Boost模式之間平滑切換,具有卓越的瞬態回應能力。其典型工作頻率為2.4MHz,可以使用2.2MHz~2.6MHz外部時鐘信號同步其工作。其在輕載情形下的工作模式可以被選擇為節能模式以提高效率。其輸出電壓通過使用電阻分壓器進行設定。
輸入電壓範圍:1.8V~5.5V
輸出電壓可調範圍:1.8V~5.5V
VIN > 3.6V, VOUT = 3.3V時的最大負載能力為3A
使用輕載節能模式提高效率
固定工作頻率為2.4MHz,可用2.2MHz~2.6MHz信號同步其工作
最高效率可達96%
輸入電流限制
內部補償
符合RoHS規範,不含鹵素
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