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EUP7981-285NIR1 Datasheet(PDF) 4 Page - Eutech Microelectronics Inc |
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EUP7981-285NIR1 Datasheet(HTML) 4 Page - Eutech Microelectronics Inc |
4 / 10 page EUP7981 DS7981 Ver1.0 Jan. 2008 4 Electrical Characteristics Conditions: VIN=VOUT+0.5V or 2.5V whichever is greater,VEN=VIN,CIN=1uF,COUT=1uF,TA=-40~85℃ ,Unless otherwise specified. EUP7981 Symbol Parameter Conditions Min Typ Max. Unit Input Voltage 2.5 5.5 V IOUT=1mA,TA=25℃ -2 2 % ∆VOUT Output Voltage Accuracy IOUT=1mA,TA=-40℃ to 85℃ -3 3 % IOUTMAX Maximum Output Current TA>0℃ 150 mA ILIMIT Current Limit VOUT=VOUT(nom)× 90%, TA>0℃ 150 220 400 mA VDROP Dropout Voltage (Note1) IOUT=150mA 140 240 mV IQ Quiescent Current IOUT=1mA 70 160 µA VLNR Line Regulation VIN=(VOUT+0.5V) to 5.5V, IOUT=1mA 0.02 0.25 %/V VLDR Load Regulation 1mA ≤ IOUT ≤ 150mA 0.002 0.013 %/mA ISHDN Shutdown Supply Current VEN=0,TA=25℃ 1 µA PSRR Power Supply Ripple Rejection VIN=(VOUT+1V)DC+0.5VP-P f=1kHz, ILOAD=10mA 75 dB Output Noise Voltage (Bypass) f=10Hz~100kHz, ILOAD=10mA 50 µV Output Noise Voltage (ADJ) f=10Hz~100kHz, ILOAD=10mA 239 µV Turn-on Time (Note2) RLOAD=50Ω,TA=25℃ 200 µs VENL VENL (Maximum Low Level Input Voltage at EN) VIN=2.5V to 5.5V 0.4 V VENH VENH (Minimum high Level Input Voltage at EN) VIN=2.5V to 5.5V 1.5 V VEN Input Bias Current VIN=5.5V, VEN=0 or 5.5V 1 nA FB Input Bias Current (ADJ Version) VIN=5.5V, VFB=1.3V 1 nA VFB FB Pin Voltage (ADJ Version) TA=25℃ 1.176 1.2 1.224 V TSD Thermal Shutdown Temperature 155 ℃ ∆TSD Thermal Shutdown Hysteresis 15 ℃ Note 1: Dropout is defined as VIN-VOUT when VOUT is 100mV below the value of VOUT for VIN=VOUT+0.6V Note 2: Test time needed for VOUT to reach 90% of final value. |
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