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LM340T-12 数据表(PDF) 7 Page - ON Semiconductor |
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LM340T-12 数据表(HTML) 7 Page - ON Semiconductor |
7 / 20 page LM340, A Series 7 MOTOROLA ANALOG IC DEVICE DATA LM340–12 ELECTRICAL CHARACTERISTICS (Vin = 19 V, IO = 500 mA, TJ = Tlow to Thigh [Note 1], unless otherwise noted.) Characteristics Symbol Min Typ Max Unit Output Voltage (TJ = +25°C) IO = 5.0 mA to 1.0 A VO 11.5 12 12.5 Vdc Line Regulation (Note 2) 15 Vdc to 27 Vdc 14.6 Vdc to 30 Vdc (TJ = +25°C) 16 Vdc to 22 Vdc, IO = 1.0 A 14.6 Vdc to 27 Vdc, IO = 1.0 A (TJ = +25°C) Regline – – – – – – – – 120 120 60 120 mV Load Regulation (Note 2) 5.0 mA ≤ IO ≤ 1.0 A 5.0 mA ≤ IO ≤ 1.5 A (TJ = +25°C) 250 mA ≤ IO ≤ 750 mA (TJ = +25°C) Regload – – – – – – 120 120 60 mV Output Voltage 14.5 ≤ Vin ≤ 27 Vdc, 5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W VO 11.4 – 12.6 Vdc Quiescent Current IO = 1.0 A TJ = +25°C IB – – – 4.0 8.5 8.0 mA Quiescent Current Change 14.5 ≤ Vin ≤ 30 Vdc, IO = 500 mA 5.0 mA ≤ IO ≤ 1.0 A, Vin = 19 V 14.8 ≤ Vin ≤ 27 Vdc, IO = 1.0 A ∆IB – – – – – – 1.0 0.5 1.0 mA Ripple Rejection IO = 1.0 A (TJ = +25°C) RR 55 72 – dB Dropout Voltage VI – VO – 1.7 – Vdc Output Resistance (f = 1.0 kHz) rO – 2.0 – m Ω Short Circuit Current Limit (TJ = +25°C) ISC – 1.1 – A Output Noise Voltage (TA = +25°C) 10 Hz ≤ f ≤ 100 kHz Vn – 75 – µV Average Temperature Coefficient of Output Voltage IO = 5.0 mA TCVO – ±1.5 – mV/ °C Peak Output Current (TJ = +25°C) IO – 2.4 – A Input Voltage to Maintain Line Regulation (TJ = +25°C) IO = 1.0 A 14.6 – – Vdc NOTES: 1. Tlow to Thigh = 0° to +125°C 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. |
类似零件编号 - LM340T-12 |
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类似说明 - LM340T-12 |
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