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Step Down (Buck) Regulators
Buck 降压 IC,对输入电压进行降压调制,得到输出电压。其中同步开关控制芯片(controller),可以直接驱动外置 MOS,为用户系统提供宽电压、大电流、高功率的高效 DCDC 转换,灵活支持各类高压和大功率应用;同步开关转换芯片( converter),通过集成超低 Rdson 的功率 MOS,为系统提供高集成度、高密度、外围器件精简的高效电源转换方案。
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Part NumberVIN (min)VIN (max)Vout (min)Vout (max)Ipeak(Max)MOSSwitching frequency(Min)(kHz)Switching frequency(Max)(kHz)FeaturesPackage
SC80012.7V36V2.7V36V5A~20A+ext.200kHz 600kHzPrg, VOUT by PWM;Input current limitQFN 4x4
SC8001A2.7V36V2.7V36V5A~20A+ext.200kHz 600kHzadj. UVLO;Input current limitQFN 4x4
SC80024.6V36V4.6V36V5A~10Aext.80kHz 600kHzAdjustable peak current limit QFN 3x3
SC80142.7V36V2.7V36V6Aext.150kHz450kHzVoltage adjust by PWMQFN 4x4·
SC81024.6V36V4.6V36V6Aint.80kHz 600kHzDual DPDM port (BC1.2) interfaceQFN 5x5
SC8102A4.6V36V4.6V36V6Aint.80kHz 600kHzDPDM port (BC1.2) + Type-CQFN 5x5
SC81034.6V36V4.6V36V4.5Aint.80kHz 600kHzDPDM port (BC1.2) + Type-CQFN 5x5
SC81114.6V36V4.6V36V6Aint.80kHz 600kHzDual DPDM port (BC1.2)QFN 5x5
SC8112A4.6V36V4.6V36V6Aint.80kHz 600kHzDPDM port (BC1.2) + Type-CQFN 5x5
SC81124.6V36V4.6V36V6Aint.80kHz 600kHzDual DPDM port (BC1.2)QFN 5x5
SC81014.4V32V4.4V32V5AInt.80kHz1.2MHzExternal low-side power-MOS driverQFN 3x3
SC81715V100V1.2V100V1.2AInt.100kHz 1MHzLow Iq, COT with fast load transientESOP8
SC81052.3V5.5V0.6V5.5V2AInt./2.2MHzLow Iq, COT with fast load transient, 100% duty cycleSOT563-6
SC8001Q2.7V36V2.7V36V5A~20A+ext.200kHz600kHzPrg, VOUT by PWM; Input current limit; AEC-Q100QFN 4x4
SC8101Q4.4V32V4.6V32V5AInt.80kHz 1.2MHzExternal low-side power-MOS driver, AEC-Q100QFN 3x3
SC97123.1V36V3V28V6Aext.80kHz 600kHzDual-port fast charging(1C1A) SoC with Buck controller IntegratedQFN 4x4
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