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LM317-TQ2-T Scheda tecnica(PDF) 3 Page - Unisonic Technologies |
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LM317-TQ2-T Scheda tecnica(HTML) 3 Page - Unisonic Technologies |
3 / 5 page LM317 LINEAR INTEGRATED CIRCUIT UNISONICTECHNOLOGIESCO.,LTD 3 of 5 www.unisonic.com.tw QW-R101-009,K ABSOLUTE MAXIMUM RATINGS (Ta=25°C, unless otherwise specified) PARAMETER SYMBOL RATINGS UNIT Input - Output Voltage Difference VIN-VOUT 40 V Power Dissipation PD Internal limited Junction Temperature TJ +125 °C Operating Temperature TOPR -40 ~ +85 °C Storage Temperature TSTG -40 ~ +150 °C Note:1. Absolute maximum ratings are stress ratings only and functional device operation is not implied. The device could be damaged beyond Absolute maximum ratings. THERMAL DATA PARAMETER SYMBOL RATINGS UNIT TO-252 112 TO-220/TO-220F 54 TO-263 64 SOT-223 165 Junction-to-Ambient TO-3 θJA 35 /W ℃ TO-252 12 TO-220/TO-220F 5 TO-263 5 SOT-223 23 Junction-to-Case TO-3 θJC 3 /W ℃ ELECTRICAL CHARACTERISTICS (VIN-VOUT=5V, IOUT=10mA, Ta=25°C, unless otherwise specified.) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Line Regulation ΔVOUT/VOUT 3V≦VIN-VOUT≦40V 0.01 0.04 %/V VOUT≦5V 5 25 mV Load Regulation ΔVOUT 10mA≦IOUT≦1A VOUT≧5V 0.1 0.5 % Adjustable Pin Current IADJ 50 100 μA Adjustable Pin Current Change ΔIADJ 3V≦VIN-VOUT≦40V, 10mA≦IOUT≦1A, PD≦20W 0.2 5 μA Reference Voltage VREF 3V≦VIN-VOUT≦40V, 10mA≦IOUT≦1A, PD≦20W 1.20 1.25 1.30 V Temperature Stability TMIN≦TJ≦TMAX 0.7 %/VOUT Minimum Load Current for Regulation IL(MIN) VIN-VOUT=40V 3.5 10 mA Maximum Output Current IO(MAX) VIN-VOUT=40V, PD≦20W 0.2 0.3 A RMS Noise vs. %of VOUT eN 10HZ≦f≦10KHZ 0.003 %/VOUT CADJ=0 65 Ripple Rejection RR VOUT=10V,f=120HZ CADJ=10μF 66 80 dB Note: CADJ is connected between Adjust pin and Ground. |
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