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US2075CM Datasheet(PDF) 2 Page - UNISEM |
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US2075CM Datasheet(HTML) 2 Page - UNISEM |
2 / 4 page US2075 4-2 Rev. 1.2 4/26/98 ABSOLUTE MAXIMUM RATINGS ABSOLUTE MAXIMUM RATINGS 12V Supply Voltage ............................................................. 14V 5V Supply Voltage .............................................................. 7V LDO Power Dissipation .................................... Internally Limited FB Pin Voltage........................................................ -0.3V to 5V Storage Temperature Range ................................. -65 TO 150 °C Operating Junction Temperature ............................... O TO 150 °C PACKAGE INFORMATION PACKAGE INFORMATION 7 PIN PLASTIC TO220 (T) 7 PIN PLASTIC TO263 (M) θJT=2.7°C/W θJA=60°C/W θJA=35°C/W for 1" Square pad LDO Section PARAMETER SYM TEST CONDITION MIN TYP MAX UNITS Output Voltage VOUT Io=0mA 3.400 V Line Regulation Io=0mA, 4.75<V5<6V 0.2 % Load Regulation (note 1) 0A<Io<7.5A 0.5 % Maximum Output Current IMAX dVo=0.995*VOUT 7.5 A Thermal Regulation 30 mS Pulse,V5=5V 0.01 0.02 %/W Ripple Rejection f=120HZ ,Co=25uF Tan 70 dB Io=1A Switching Controller Section PARAMETER SYM TEST CONDITION MIN TYP MAX UNITS F.B Voltage Initial Accuracy Vfb TJ=25 °C 1.237 1.250 1.262 V F.B Voltage Total Variation Vfb Includes Temp & line,4.75 to 5.25V 1.225 1.250 1.275 V F.B Input Bias Current Ifb Vfb=1.25V -2 +2 uA Min On Time Vfb is sq wave with 300 ns on 400 600 800 nS time and 2 uS off time Min Off Time Vfb is sq wave with 300 ns off 400 600 800 nS time and 2 uS on time Vhyst pin output-HI Isource=500uA,Vfb=1.5V 11 V Vhyst pin output-LO Isink=500uA,Vfb=1V 1 V Supply Current Icc Vfb=1V 10 mA Maximum Duty Cycle Dmax Vfb=1V 100 % Minimum Duty Cycle Dmin Vfb=1.5V 0 % Gate Drive Rise/Fall Time Vgate Load=IRL3303 70 nS FRONT VIEW 1 2 3 4 5 6 7 Drv V12 Vfb Gnd Vhyst Vout V5 FRONT VIEW 1 2 3 4 5 6 7 Drv V12 Vfb Gnd Vhyst Vout V5 ELECTRICAL SPECIFICATIONS ELECTRICAL SPECIFICATIONS Unless otherwise specified the following specification applies over,V5=5V,V12=12V,and Tj=0 to 125 °C.Low duty cycle pulse testing are used which keeps junction and case temperatures equal to the ambient temperature. |
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