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LM340A датащи(PDF) 8 Page - Motorola, Inc |
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LM340A датащи(HTML) 8 Page - Motorola, Inc |
8 / 16 page MC7800, MC7800A, LM340, LM340A Series 8 MOTOROLA ANALOG IC DEVICE DATA ELECTRICAL CHARACTERISTICS (continued) (Vin = 19 V, IO = 500 mA, TJ = Tlow to Thigh [Note 1], unless otherwise noted.) MC7812C/LM340T–12 Characteristic Symbol Min Typ Max Unit Output Noise Voltage (TA = 25°C) Vn – 10 – µV/VO 10 Hz ≤ f ≤ 100 kHz Output Resistance f = 1.0 kHz rO – 1.1 – m Ω Short Circuit Current Limit (TA = 25°C) ISC – 0.2 – A Vin = 35 Vdc Peak Output Current (TJ = 25°C) Imax – 2.2 – A Average Temperature Coefficient of Output Voltage TCVO – –0.8 – mV/ °C ELECTRICAL CHARACTERISTICS (Vin = 19 V, IO = 1.0 A, TJ = Tlow to Thigh [Note 1], unless otherwise noted.) MC7812AC/LM340AT–12 Characteristic Symbol Min Typ Max Unit Output Voltage (TJ = 25°C) VO 11.75 12 12.25 Vdc Output Voltage (5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W) VO 11.5 12 12.5 Vdc 14.8 Vdc ≤ Vin ≤ 27 Vdc Line Regulation (Note 2) Regline mV 14.8 Vdc ≤ Vin ≤ 30 Vdc, IO = 500 mA – 3.8 18 16 Vdc ≤ Vin ≤ 22 Vdc, IO = 1.0 A – 2.2 20 14.5 Vdc ≤ Vin ≤ 27 Vdc, TJ = 25°C – 6.0 120 Load Regulation (Note 2) Regload mV 5.0 mA ≤ IO ≤ 1.5 A, TJ = 25°C – – 25 5.0 mA ≤ IO ≤ 1.0 A – – 25 Quiescent Current IB – 3.4 6.0 mA Quiescent Current Change ∆IB mA 15 Vdc ≤ Vin ≤ 30 Vdc, IO = 500 mA – – 0.8 14.8 Vdc ≤ Vin ≤ 27 Vdc, TJ = 25°C – – 0.8 5.0 mA ≤ IO ≤ 1.0 A, TJ = 25°C – – 0.5 Ripple Rejection RR 55 60 – dB 15 Vdc ≤ Vin ≤ 25 Vdc, f = 120 Hz, IO = 500 mA Dropout Voltage (IO = 1.0 A, TJ = 25°C) VI – VO – 2.0 – Vdc Output Noise Voltage (TA = 25°C) Vn – 10 – µV/VO 10 Hz ≤ f ≤ 100 kHz Output Resistance (f = 1.0 kHz) rO – 1.1 – m Ω Short Circuit Current Limit (TA = 25°C) ISC – 0.2 – A Vin = 35 Vdc Peak Output Current (TJ = 25°C) Imax – 2.2 – A Average Temperature Coefficient of Output Voltage TCVO – –0.8 – mV/ °C NOTES: 1. Tlow = –40°C for MC78XXAC, C, LM340AT–XX, LM340T–XX Thigh = +125°C for MC78XXAC, C, LM340AT–XX, LM340T–XX 2. 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 cycle is used. |
Аналогичный номер детали - LM340A |
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Аналогичное описание - LM340A |
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