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KA7824ETU 데이터시트(PDF) 9 Page - Fairchild Semiconductor |
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KA7824ETU 데이터시트(HTML) 9 Page - Fairchild Semiconductor |
9 / 26 page 9 www.fairchildsemi.com KA78XXE/KA78XXAE Rev. 1.0.5 Electrical Characteristics (KA7815E) (Continued) Refer to test circuit, 0°C < TJ < 125°C, IO = 500mA, VI = 23V, CI = 0.33µF, CO = 0.1µF, unless otherwise specified. Notes: 13. Load and line regulation are specified at constant junction temperature. Changes in VO due to heating effects must be taken into account separately. Pulse testing with low duty is used. 14. These parameters, although guaranteed, are not 100% tested in production. Symbol Parameter Conditions KA7815E Unit Min. Typ. Max. VO Output Voltage TJ = +25°C 14.4 15 15.6 V 5.0mA ≤ IO ≤ 1.0A, PO ≤ 15W VI = 17.5V to 30V 14.25 15 15.75 Regline Line Regulation(13) TJ = +25°CVI = 17.5V to 30V – 11 300 mV VI = 20V to 26V – 3 150 Regload Load Regulation(13) TJ = +25°CIO = 5mA to 1.5A – 12 300 mV IO = 250mA to 750mA – 4 150 IQ Quiescent Current TJ = +25°C– 5.2 8.0 mA ∆IQ Quiescent Current Change IO = 5mA to 1.0A – – 0.5 mA VI = 17.5V to 30V – – 1.0 ∆VO/∆T Output Voltage Drift(14) IO = 5mA – -1 – mV/ °C VN Output Noise Voltage f = 10Hz to 100kHz, TA = +25°C– 90 – µV/Vo RR Ripple Rejection(14) f = 120Hz VI = 18.5V to 28.5V 54 70 – dB VDrop Dropout Voltage IO = 1A, TJ = +25°C– 2 – V rO Output Resistance(14) f = 1kHz – 19 – m Ω ISC Short Circuit Current VI = 35V, TA = +25°C– 250 – mA IPK Peak Current(14) TJ = +25°C– 2.2 – A |
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