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LM340S-12 데이터시트(PDF) 3 Page - National Semiconductor (TI) |
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LM340S-12 데이터시트(HTML) 3 Page - National Semiconductor (TI) |
3 / 17 page Absolute Maximum Ratings (Note 1) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. (Note 5) DC Input Voltage 35V Internal Power Dissipation (Note 2) Internally Limited Maximum Junction Temperature 150˚C Storage Temperature Range −65˚C to +150˚C Lead Temperature (Soldering, 10 sec.) TO-3 Package (K) 300˚C TO-220 Package (T), TO-263 Package (S) 230˚C ESD Susceptibility (Note 3) 2 kV Operating Conditions (Note 1) Temperature Range (T A) (Note 2) LM140 −55˚C to +125˚C LM340A, LM340 0˚C to +125˚C LM7808C 0˚C to +125˚C LM340A Electrical Characteristics I OUT = 1A, 0˚C ≤ T J ≤ + 125˚C (LM340A) unless otherwise specified (Note 4) 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 4.9 5 5.1 11.75 12 12.25 14.7 15 15.3 V P D ≤ 15W, 5 mA ≤ I O ≤ 1A 4.8 5.2 11.5 12.5 14.4 15.6 V V MIN ≤ V IN ≤ V MAX (7.5 ≤ V IN ≤ 20) (14.8 ≤ V IN ≤ 27) (17.9 ≤ V IN ≤ 30) V ∆V O Line Regulation I O = 500 mA 10 18 22 mV ∆V IN (7.5 ≤ V IN ≤ 20) (14.8 ≤ V IN ≤ 27) (17.9 ≤ V IN ≤ 30) V T J = 25˚C 3 10 4 18 4 22 mV ∆V IN (7.5 ≤ V IN ≤ 20) (14.5 ≤ V IN ≤ 27) (17.5 ≤ V IN ≤ 30) V T J = 25˚C 4 9 10 mV Over Temperature 12 30 30 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 25 12 32 12 35 mV 250 mA ≤ I O ≤ 750 mA 15 19 21 mV Over Temperature, 25 60 75 mV 5mA ≤ I O ≤ 1A I Q Quiescent Current T J = 25˚C 6 6 6 mA Over Temperature 6.5 6.5 6.5 mA ∆I Q Quiescent Current 5mA ≤ I O ≤ 1A 0.5 0.5 0.5 mA Change T J = 25˚C, IO = 1A 0.8 0.8 0.8 mA V MIN ≤ V IN ≤ V MAX (7.5 ≤ V IN ≤ 20) (14.8 ≤ V IN ≤ 27) (17.9 ≤ V IN ≤ 30) V I O = 500 mA 0.8 0.8 0.8 mA V MIN ≤ V IN ≤ V MAX (8 ≤ V IN ≤ 25) (15 ≤ V IN ≤ 30) (17.9 ≤ V IN ≤ 30) V V N Output Noise Voltage T A = 25˚C, 10 Hz ≤ f ≤ 100 kHz 40 75 90 µV Ripple Rejection T J = 25˚C, f = 120 Hz, IO = 1A 68 8061 7260 70 dB or f = 120 Hz, I O = 500 mA, 68 61 60 dB Over Temperature, 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 www.national.com 3 |
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