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LM140 Arkusz danych(PDF) 3 Page - National Semiconductor (TI) |
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LM140 Arkusz danych(HTML) 3 Page - National Semiconductor (TI) |
3 / 15 page LM140 Electrical Characteristics (Note 4) −55˚C ≤ T J ≤ +150˚C unless otherwise specified Output Voltage 5V 12V 15V Symbol Input Voltage (unless otherwise noted) 10V 19V 23V Units Parameter Conditions Min Typ Max Min Typ Max Min Typ Max VO Output Voltage TJ = 25˚C, 5 mA ≤ IO ≤ 1A 4.8 5 5.2 11.5 12 12.5 14.4 15 15.6 V PD ≤ 15W, 5 mA ≤ IO ≤ 1A 4.75 5.25 11.4 12.6 14.25 15.75 V VMIN ≤ VIN ≤ VMAX (8 ≤ V IN ≤ 20) (15.5 ≤ V IN ≤ 27) (18.5 ≤ V IN ≤ 30) V ∆V O Line Regulation IO = 500 mA TJ = 25˚C 3 50 4 120 4 150 mV ∆V IN (7 ≤ V IN ≤ 25) (14.5 ≤ V IN ≤ 30) (17.5 ≤ V IN ≤ 30) V −55˚C ≤ T J ≤ +150˚C 50 120 150 mV ∆V IN (8 ≤ V IN ≤ 20) (15 ≤ V IN ≤ 27) (18.5 ≤ V IN ≤ 30) V IO ≤ 1A TJ = 25˚C 50 120 150 mV ∆V IN (7.5 ≤ V IN ≤ 20) (14.6 ≤ V IN ≤ 27) (17.7 ≤ V IN ≤ 30) V −55˚C ≤ T J ≤ +150˚C 25 60 75 mV ∆V IN (8 ≤ V IN ≤ 12) (16 ≤ V IN ≤ 22) (20 ≤ V IN ≤ 26) V ∆V O Load Regulation TJ = 25˚C 5 mA ≤ I O ≤ 1.5A 10 50 12 120 12 150 mV 250 mA ≤ I P ≤ 750 mA 25 60 75 mV −55˚C ≤ T J ≤ +150˚C, 50 120 150 mV 5mA ≤ I O ≤ 1A IQ Quiescent Current IO ≤ 1A TJ = 25˚C 6 6 6 mA −55˚C ≤ T J ≤ +150˚C 7 7 7 mA ∆I Q Quiescent Current 5 mA ≤ I O ≤ 1A 0.5 0.5 0.5 mA Change TJ = 25˚C, IO ≤ 1A 0.8 0.8 0.8 mA VMIN ≤ VIN ≤ VMAX (8 ≤ V IN ≤ 20) (15 ≤ V IN ≤ 27) (18.5 ≤ V IN ≤ 30) V IO = 500 mA, −55˚C ≤ TJ ≤ +150˚C 0.8 0.8 0.8 mA VMIN ≤ VIN ≤ VMAX (8 ≤ V IN ≤ 25) (15 ≤ V IN ≤ 30) (18.5 ≤ V IN ≤ 30) V VN Output Noise Voltage TA = 25˚C, 10 Hz ≤ f ≤ 100 kHz 40 75 90 µV Ripple Rejection IO ≤ 1A, TJ = 25˚C or 68 80 61 72 60 70 dB f = 120 Hz IO ≤ 500 mA, 68 61 60 dB −55˚C ≤ T J ≤+150˚C VMIN ≤ VIN ≤ VMAX (8 ≤ V IN ≤ 18) (15 ≤ V IN ≤ 25) (18.5 ≤ V IN ≤ 28.5) V RO Dropout Voltage TJ = 25˚C, IO = 1A 2.0 2.0 2.0 V Output Resistance f = 1 kHz 8 18 19 m Ω Short-Circuit Current TJ = 25˚C 2.1 1.5 1.2 A Peak Output Current TJ = 25˚C 2.4 2.4 2.4 A Average TC of VOUT 0˚C ≤ T J ≤ +150˚C, IO = 5 mA −0.6 −1.5 −1.8 mV/˚C VIN Input Voltage TJ = 25˚C, IO ≤ 1A Required to Maintain 7.5 14.6 17.7 V Line Regulation www.national.com 3 |
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