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LM138K bảng dữ liệu(PDF) 2 Page - National Semiconductor (TI) |
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LM138K bảng dữ liệu(HTML) 2 Page - National Semiconductor (TI) |
2 / 16 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 4) Power Dissipation Internally limited Input/Output Voltage Differential +40V, −0.3V Storage Temperature −65˚C to +150˚C Lead Temperature Metal Package (Soldering, 10 seconds) Plastic Package (Soldering, 4 seconds) 300˚C 260˚C ESD Tolerance TBD Operating Temperature Range LM138 −55˚C ≤ T J ≤ +150˚C LM338 0˚C ≤ T J ≤ +125˚C Electrical Characteristics Specifications with standard type face are for T J = 25˚C, and those with boldface type apply over full Operating Tempera- ture Range. Unless otherwise specified, V IN −VOUT = 5V; and IOUT = 10 mA. (Note 2) Symbol Parameter Conditions LM138 Units Min Typ Max V REF Reference Voltage 3V ≤ (V IN −VOUT) ≤ 35V, 1.19 1.24 1.29 V 10 mA ≤ I OUT ≤ 5A, P ≤ 50W V RLINE Line Regulation 3V ≤ (V IN −VOUT) ≤ 35V (Note 3) 0.005 0.01 %/V 0.02 0.04 %/V V RLOAD Load Regulation 10 mA ≤ I OUT ≤ 5A (Note 3) 0.1 0.3 % 0.3 0.6 % Thermal Regulation 20 ms Pulse 0.002 0.01 %/W I ADJ Adjustment Pin Current 45 100 µA ∆I ADJ Adjustment Pin Current Change 10 mA ≤ I OUT ≤ 5A, 0.2 5 µA 3V ≤ (V IN −VOUT) ≤ 35V ∆V R/T Temperature Stability T MIN ≤ TJ ≤ TMAX 1 % I LOAD(Min) Minimum Load Current V IN −VOUT = 35V 3.5 5 mA I CL Current Limit V IN −VOUT ≤ 10V DC 58 A 0.5 ms Peak 712 A V IN −VOUT = 30V 1 1 A V N RMS Output Noise, % of V OUT 10 Hz ≤ f ≤ 10 kHz 0.003 % Ripple Rejection Ratio V OUT = 10V, f = 120 Hz, CADJ = 0µF 60 dB V OUT = 10V, f = 120 Hz, CADJ = 10 µF 60 75 dB Long-Term Stability T J = 125˚C, 1000 Hrs 0.3 1 % θ JC Thermal Resistance, K Package 1 ˚C/W Junction to Case θ JA Thermal Resistance, Junction to K Package 35 ˚C/W Ambient (No Heat Sink) Electrical Characteristics Symbol Parameter Conditions LM338 Units Min Typ Max V REF Reference Voltage 3V ≤ (V IN −VOUT) ≤ 35V, 1.19 1.24 1.29 V 10 mA ≤ I OUT ≤ 5A, P ≤ 50W V RLINE Line Regulation 3V ≤ (V IN −VOUT) ≤ 35V (Note 3) 0.005 0.03 %/V 0.02 0.06 %/V V RLOAD Load Regulation 10 mA ≤ I OUT ≤ 5A (Note 3) 0.1 0.5 % 0.3 1 % Thermal Regulation 20 ms Pulse 0.002 0.02 %/W I ADJ Adjustment Pin Current 45 100 µA ∆I ADJ Adjustment Pin Current Change 10 mA ≤ I OUT ≤ 5A, 3V ≤ (V IN −VOUT) ≤ 35V 0.2 5 µA www.national.com 2 |
Số phần tương tự - LM138K |
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Mô tả tương tự - LM138K |
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