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LM317 Arkusz danych(PDF) 2 Page - Jiangsu Changjiang Electronics Technology Co., Ltd |
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LM317 Arkusz danych(HTML) 2 Page - Jiangsu Changjiang Electronics Technology Co., Ltd |
2 / 4 page Absolute Maximum Ratings Symbol Parameter Value Units VI-VO Input-Output Voltage Differential 40 V TLEAD Lead Temperature 230 ℃ PD Power Dissipation Internally limited W TJ Operating Junction Temperature Range 0~125 Tstg Storage Temperature Range - 55~125 ℃ ΔVO /ΔT Temperature Coefficient of Output Voltage ±0.02 %/ ℃ ELECTRICAL CHARACTERISTICS (VO-VI=5V,IO=0.5A,0 ℃≤TJ≤+125℃,IMAX=1.5A,PDMAX=20W,unless otherwise specified) Parameter Symbol Test conditions MIN TYP MAX UNIT TA=25 ℃ 3V≤VI-VO≤40V 0.01 0.04 Line Regulation(note1) Rline 3V≤VI-VO≤40V 0.02 0.07 %/V TA=25 ℃, 10mA≤IO≤IMAX VO<5V VO≥5V 18 0.4 25 0.5 Load Regulation(note1) Rload 10mA≤IO≤IMAX VO<5V VO≥5V 40 0.8 70 1.5 Adjustable Pin Current lADJ - 46 100 Adjustable Pin Current Change ΔlADJ 3V≤VI-VO≤40V 10mA≤IO≤IMAX, PD≤PMAX 2.0 5 µA Reference Voltage VREF 3V≤VIN-VO≤40V 10mA≤IO≤IMAX, PD≤PMAX 1.20 1.25 1.30 V Temperature Stability STT - 0.7 %/ VO Minimum Load Current to Maintain Regulation IL(MIN) VI-VO=40V 3.5 12 mA Maximum Output Current IO(MAX) VI-VO≤15V, PD≤PMAX VI-VO≤40V, PD≤PMAX TA=25 ℃ 1.0 2.2 0.3 A RMS Noise,% of VOUT eN TA=25 ℃,10Hz≤f≤10KHz 0.003 0.01 %/ VO Ripple Rejection RR VO=10V, f =120Hz without CADJ CADJ=10µF(note2) 66 60 75 dB Long-Term Stability,TJ=THIGH ST TA=25 ℃ for end point mesasurements,1000HR 0.3 1 % Thermal Resistance Junction to case RθJC - 5 ℃/W Notes : 1. Load and line regulation are specified at constant junction temperature. Change in VD due to heating effects must be taken into account separately. Pulse testing with low duty is used.(PMAX=20W) 2.CADJ. when used, is connected between the adjustment pin and ground. www.cj-elec.com 2 D,Mar,2016 mV VO % |
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Podobny numer części - LM317 |
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Podobny opis - LM317 |
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