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LM7805ACT Datasheet(PDF) 20 Page - Fairchild Semiconductor |
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LM7805ACT Datasheet(HTML) 20 Page - Fairchild Semiconductor |
20 / 28 page 20 www.fairchildsemi.com LM78XX/LM78XXA Rev. 1.0 Electrical Characteristics (LM7824A) (Continued) Refer to the test circuits. 0°C < TJ < 125°C, IO = 1A, VI = 33V, CI = 0.33µF, CO = 0.1µF, unless otherwise specified. Notes: 35. 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. 36. These parameters, although guaranteed, are not 100% tested in production. Symbol Parameter Conditions Min. Typ. Max. Units VO Output Voltage TJ = +25°C 23.5 24.0 24.5 V IO = 5mA to 1A, PO ≤ 15W, VI = 27.3V to 38V 23.0 24.0 25.0 Regline Line Regulation(35) VI = 27V to 38V, IO = 500mA – 18.0 240 mV VI = 21V to 33V – 6.0 240 TJ = +25°C VI = 26.7V to 38V – 18.0 240 VI = 30V to 36V – 6.0 120 Regload Load Regulation(35) TJ = +25°C, IO = 5mA to 1.5A – 15.0 100 mV IO = 5mA to 1A – 15.0 100 IO = 250mA to 750mA – 7.0 50.0 IQ Quiescent Current TJ = +25°C – 5.2 6.0 mA ∆IQ Quiescent Current Change IO = 5mA to 1A – – 0.5 mA VI = 27.3V to 38V, IO = 500mA – – 0.8 VI = 27.3V to 38V, TJ = +25°C – – 0.8 ∆VO/∆T Output Voltage Drift(36) IO = 5mA – -1.5 – mV/°C VN Output Noise Voltage f = 10Hz to 100kHz, TA = +25°C – 10.0 – µV/VO RR Ripple Rejection(36) f = 120Hz, IO = 500mA, VI = 28V to 38V – 54.0 – dB VDROP Dropout Voltage IO = 1A, TJ = +25°C – 2.0 – V rO Output Resistance(36) f = 1kHz – 20.0 – m Ω ISC Short Circuit Current VI = 35V, TA = +25°C – 250 – mA IPK Peak Current(36) TJ = +25°C – 2.2 – A |
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