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LM340K-5.0 데이터시트(PDF) 5 Page - National Semiconductor (TI) |
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LM340K-5.0 데이터시트(HTML) 5 Page - National Semiconductor (TI) |
5 / 17 page LM140 Electrical Characteristics (Note 4) (Continued) −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 Ripple Rejection I O ≤ 1A, T J = 25˚C or 68 80 61 72 60 70 dB f = 120 Hz I O ≤ 500 mA, 68 61 60 dB −55˚C ≤ T J ≤+150˚C V MIN ≤ V IN ≤ V MAX (8 ≤ V IN ≤ 18) (15 ≤ V IN ≤ 25) (18.5 ≤ V IN ≤ 28.5) V R O Dropout Voltage T J = 25˚C, IO = 1A 2.0 2.0 2.0 V Output Resistance f=1kHz 8 18 19 m Ω Short-Circuit Current T J = 25˚C 2.1 1.5 1.2 A Peak Output Current T J = 25˚C 2.4 2.4 2.4 A Average TC of V OUT 0˚C ≤ T J ≤ +150˚C, I O = 5 mA −0.6 −1.5 −1.8 mV/˚C V IN Input Voltage T J = 25˚C, IO ≤ 1A Required to Maintain 7.5 14.6 17.7 V Line Regulation LM340 Electrical Characteristics (Note 4) 0˚C ≤ T J ≤ +125˚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 V O Output Voltage T J = 25˚C, 5 mA ≤ I O ≤ 1A 4.8 5 5.2 11.5 12 12.5 14.4 15 15.6 V P D ≤ 15W, 5 mA ≤ I O ≤ 1A 4.75 5.25 11.4 12.6 14.25 15.75 V V MIN ≤ V IN ≤ V MAX (7.5 ≤ V IN ≤ 20) (14.5 ≤ V IN ≤ 27) (17.5 ≤ V IN ≤ 30) V ∆V O Line Regulation I O = 500 mA T J = 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 0˚C ≤ T J ≤ +125˚C 50 120 150 mV ∆V IN (8 ≤ V IN ≤ 20) (15 ≤ V IN ≤ 27) (18.5 ≤ V IN ≤ 30) V I O ≤ 1A T J = 25˚C 50 120 150 mV ∆V IN (7.5 ≤ V IN ≤ 20) (14.6 ≤ V IN ≤ 27) (17.7 ≤ V IN ≤ 30) V 0˚C ≤ T J ≤ +125˚C 25 60 75 mV ∆V IN (8 ≤ V IN ≤ 12) (16 ≤ V IN ≤ 22) (20 ≤ V IN ≤ 26) V ∆V O Load Regulation T J = 25˚C 5 mA ≤ I O ≤ 1.5A 10 50 12 120 12 150 mV 250 mA ≤ I O ≤ 750 mA 25 60 75 mV 5mA ≤ I O ≤ 1A, 0˚C ≤ T J ≤ +125˚C 50 120 150 mV I Q Quiescent Current I O ≤ 1A T J = 25˚C 8 8 8 mA 0˚C ≤ T J ≤ +125˚C 8.5 8.5 8.5 mA ∆I Q Quiescent Current 5 mA ≤ I O ≤ 1A 0.5 0.5 0.5 mA Change T J = 25˚C, IO ≤ 1A 1.0 1.0 1.0 mA www.national.com 5 |
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