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UC3658G-SH2-R Datasheet(PDF) 3 Page - Unisonic Technologies |
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UC3658G-SH2-R Datasheet(HTML) 3 Page - Unisonic Technologies |
3 / 4 page UC3658 Preliminary CMOS IC UNISONICTECHNOLOGIESCO.,LTD 3 of 4 www.unisonic.com.tw QW-R502-A75.a ABSOLUTE MAXIMUM RATING PARAMETER SYMBOL RATINGS UNIT Supply Input Voltage VIN 6.0 V Enable, FB Voltage VFB VIN+0.6 V Junction Temperature TJ 150 °C Storage Temperature TSTG -65~150 °C Notes: 1. Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. 2. The device is not guaranteed to function outside its operating conditions. RECOMMENDED OPERATING CONDITIONS PARAMETER SYMBOL RATINGS UNIT Supply Input Voltage VIN 3 ~ 5.5 V Junction Temperature TJ -40 ~ 125 °C Ambient Temperature TA -40 ~ 85 °C THERMAL DATA PARAMETER SYMBOL RATINGS UNIT Junction to Ambient θJA 143 °C/W Junction to Case θJC 14 °C/W ELECTRICAL CHARACTERISTICS (VIN=3.6V, VOUT=2.5V, L=2.2uH, COUT=10uF, TA=25°C, IMAX=1A unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Input Voltage Range VIN 3 5.5 V Shutdown Current ISHDN EN=0 0.1 1 μA Feedback Reference Voltage VREF 0.588 0.6 0.612 V FB Input Current IFB VFB=VIN -50 50 nA PFET RON RDS(ON),P 0.1 Ω NEET RON RDS(ON),N 0.07 Ω PFET Current Limit ILIM 3.6 A EN Rising Threshold VENH 1.5 V EN Falling Threshold VENL 0.4 V Input UVLO Threshold VUVLO 2.9 V UVLO Hysteresis VHYS 0.2 V Oscillator Frequency FOSC IOUT=100mA 1 MHz Min On Time 50 ns Max Duty Cycle 100 % Thermal Shutdown Temperature 150 °C |
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