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LP2950L-25-T92-B Datasheet(PDF) 3 Page - Unisonic Technologies |
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LP2950L-25-T92-B Datasheet(HTML) 3 Page - Unisonic Technologies |
3 / 7 page LP2950/2951 LINEAR INTEGRATED CIRCUIT UNISONICTECHNOLOGIESCO.,LTD 3 of 7 www.unisonic.com.tw QW-R102-001,J ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL RATINGS UNIT Supply Voltage VCC -0.3 ~ +30 V Feedback Voltage VFB -1.5 ~ +30 V Shutdown Voltage VSHDN -0.3 ~ +30 V Operation Junction Temperature TJ -40 ~ +125 °C Storage Temperature TSTG -65 ~ +150 °C Note: 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. ELECTRICAL CHARACTERISTICS (T J=25°C, VIN=6V, IL=100µA, CL=1µF, unless otherwise specified.) For All Version: PARAMETER SYMBOL TEST CONDITION MIN TYP MAX UNIT TJ=25°C (Note 1) VOUT×0.98 VOUT VOUT×1.02 V Output Voltage VOUT -25 °C≦T J≦+85°C(Note 1) VOUT×0.98 VOUT VOUT×1.02 V Output Voltage VOUT 100 µA≦I L≦100mA, TJ≦TJ(max) VOUT×0.98 VOUT VOUT×1.02 V Output Voltage Temperature Coefficient TcVo 20 100 ppm/ °C Line Regulation ΔVOUT 6V≦VIN≦30V 0.03 0.1 0.2 % Load Regulation ΔVOUT 100 µA≦I L≦100 mA 0.04 0.1 0.2 % Dropout Voltage VD IL=100µA IL=100mA (Note 2) 50 380 80 450 150 600 mV Ground Current IG IL=100µA IL=100mA 75 8 120 12 140 14 µA mA Dropout Ground Current VIN=4.5V,IL=100µA 110 170 200 µA Current Limit ILIMIT VOUT=0 160 200 220 mA Output Noise (10Hz ~ 100KHz) (Bypass=0.01 µF pins 7 to 1 (LP2951)) eN CL=1µF CL=200µF CL=3.3µF 430 160 100 µV For UTC LP2951 8-Pin Version Only PARAMETER SYMBOL TEST CONDITION MIN TYP MAX UNIT Reference Voltage VREF 1.22 1.235 1.25 V Reference Voltage VREF Over temperature(Note 4) 1.19 1.27 V Feedback pin Bias Current IFB 20 40 nA Reference Voltage Temperature Coefficient VREF(TC) 50 ppm/ °C Feedback Bias Current Temperature Coefficient IFB(TC) 0.1 nA/ °C Error Comparator Output Leakage Current IO(LEAK) VOH=30V 1 µA Output Low Voltage VOL VIN=4.5V, IOL=400µA 250 mV Upper VTHU (Note 3) 3.2 %VO Threshold Voltage Lower VTHL (Note 3) 7.6 %VO Hysteresis VHYS (Note 3) 15 mV |
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