전자부품 데이터시트 검색엔진 |
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TS3406 데이터시트(PDF) 2 Page - Taiwan Semiconductor Company, Ltd |
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TS3406 데이터시트(HTML) 2 Page - Taiwan Semiconductor Company, Ltd |
2 / 7 page TS3406 600mA / 1.5MHz Synchronous Buck Converter 2/7 Version: C12 Absolute Maximum Rating Characteristics Symbol Rating Unit VIN Pin Voltage VIN Gnd - 0.3 to Gnd + 6 V Feedback Pin Voltage VFB Gnd - 0.3 to VIN + 0.3 V RUN Pin Voltage VRUN Gnd - 0.3 to VIN + 0.3 V Switch Pin Voltage VSW Gnd - 0.3 to VIN + 0.3 V Peak SW Sink & Source Current IPSW 1.5 A Operating Supply Voltage VOP +2.5 to +5.5 V Power Dissipation PD (TJ-TA) / θJA mW Storage Temperature Range TST -40 to +150 oC Operating Temperature Range TOP -40 to +85 oC Junction Temperature TJ +125 oC Thermal Resistance from Junction to case θ JC 110 oC/W Thermal Resistance from Junction to ambient θ JA 250 oC/W Note1: θJA is measured with the PCB copper area of approximately 1 in 2 (Multi-layer). that need connect to Gnd pin of the TS3406. Electrical Specifications (Ta = 25 oC, V IN=VRUN=3.6V unless otherwise noted) Characteristics Symbol Conditions Min Typ Max Units Feedback Voltage VFB TA =25℃,IOUT=50mA 0.588 0.6 0.612 V Quiescent Current ICCQ VFB=0.5V -- 270 400 uA Feedback Bias Current IFB VFB =0.65V -- -- ±30 nA Shutdown Supply Current ISD VRUN =0V -- 0.08 1 uA Maximum Output Current IOUT(MAX) VCC =3V 0.6 -- -- A Current Limit ILIMIT VCC =3V 0.85 1.2 -- A Line Regulation △VOUT/VOUT VCC = 2.5V~5.5V -- 0.5 1 % Load Regulation △VOUT/VOUT IOUT = 0.01 to 0.6A -- 0.4 0.6 % Oscillation Frequency FOSC SW pin 1.2 1.5 1.8 MHz Frequency of SCP FOSC1 SW pin -- 300 -- KHz RDS(ON) of P-CH MOSFET RDSON ISW = 300mA -- 0.30 0.50 Ω RDS(ON) of N-CH MOSFET RDSON ISW = -300mA -- 0.20 0.45 Ω Efficiency EFFI VOUT=1.8V,IOUT= 0.5A -- 89 -- % RUN Threshold VRUN 0.3 0.45 1.3 V RUN Pin Input Current IRUN -- ±0.1 ±1 uA Note2: 100% production test at +25°C. Specification s over the temperature range are guaranteed by design and characterization. |
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