TI代理商优势供应40V BOOST LM3478
LM3478
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2.97V~40V 宽输入范围升压/SEPIC/反激式直流/直流控制器
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2.2MHz 宽输入电压、1.*** MOSFET 驱动器、非同步升压控制器
A newer device with up to 2.2-MHz fSW, higher efficiency and up to 45-V input operating voltage.
LM5156H
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采用双随机展频技术的 2.2MHz 宽输入电压非同步升压、反激式和 SEPIC 控制器
A newer device with up to 2.2-MHz Fsw, higher efficiency, spread spectrum, up to 60-V input operating voltage, and an HTSSOP package.
产品详情
TopologyBoost, Flyback, Forward, SEPICVin (min) (V)2.97Vin (max) (V)40Vout (min) (V)1.26Vout (max) (V)500Regulated outputs (#)1Switching frequency (min) (kHz)100Switching frequency (max) (kHz)1000Iq (typ) (mA)2.7FeaturesAdjustable current limit, Enable, Frequency synchronization, Light Load Efficiency, Nonsynchronous rectification, Pre-Bias Start-UpDuty cycle (max) (%)100RatingCatalogOperating temperature range (°C)-40 to 125TypeController
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