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LM78L15 Datasheet(PDF) 4 Page - National Semiconductor (TI) |
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LM78L15 Datasheet(HTML) 4 Page - National Semiconductor (TI) |
4 / 12 page LM78L09AC (Continued) Unless otherwise specified, V IN = 15V Symbol Parameter Conditions Min Typ Max Units ∆V O Line Regulation 11.5V ≤ V IN ≤ 24V 100 200 mV 13V ≤ V IN ≤ 24V 90 150 ∆V O Load Regulation 1 mA ≤ I O ≤ 100 mA 20 90 1mA ≤ I O ≤ 40 mA 10 45 I Q Quiescent Current 2 5.5 mA ∆I Q Quiescent Current Change 11.5V ≤ V IN ≤ 24V 1.5 1mA ≤ I O ≤ 40 mA 0.1 V n Output Noise Voltage 70 µV Ripple Rejection f = 120 Hz 15V ≤ V IN ≤ 25V 38 44 dB I PK Peak Output Current 140 mA Average Output Voltage Tempco I O = 5mA −0.9 mV/˚C V IN (Min) Minimum Value of Input Voltage Required to Maintain Line Regulation 10.7 V LM78L12AC Unless otherwise specified, V IN = 19V Symbol Parameter Conditions Min Typ Max Units V O Output Voltage 11.5 12 12.5 V 14.5V ≤ V IN ≤ 27V 1mA ≤ I O ≤ 40 mA (Note 3) 11.4 12.6 1mA ≤ I O ≤ 70 mA (Note 3) 11.4 12.6 ∆V O Line Regulation 14.5V ≤ V IN ≤ 27V 30 180 mV 16V ≤ V IN ≤ 27V 20 110 ∆V O Load Regulation 1 mA ≤ I O ≤ 100 mA 30 100 1mA ≤ I O ≤ 40 mA 10 50 I Q Quiescent Current 3 5 mA ∆I Q Quiescent Current Change 16V ≤ V IN ≤ 27V 1 1mA ≤ I O ≤ 40 mA 0.1 V n Output Noise Voltage 80 µV Ripple Rejection f = 120 Hz 15V ≤ V IN ≤ 25 40 54 dB I PK Peak Output Current 140 mA Average Output Voltage Tempco I O = 5mA −1.0 mV/˚C V IN (Min) Minimum Value of Input Voltage Required to Maintain Line Regulation 13.7 14.5 V www.national.com 4 |
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