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LM1117LDX-2.5 Arkusz danych(PDF) 6 Page - National Semiconductor (TI) |
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LM1117LDX-2.5 Arkusz danych(HTML) 6 Page - National Semiconductor (TI) |
6 / 21 page LM1117I Electrical Characteristics Typicals and limits appearing in normal type apply for T J = 25˚C. Limits appearing in Boldface type apply over the entire junc- tion temperature range for operation, −40˚C to 125˚C. Symbol Parameter Conditions Min (Note 5) Typ (Note 4) Max (Note 5) Units V REF Reference Voltage LM1117I-ADJ I OUT = 10mA, VIN-VOUT = 2V, TJ = 25˚C 10mA ≤ I OUT ≤ 800mA, 1.4V ≤ V IN-VOUT ≤ 10V 1.238 1.200 1.250 1.250 1.262 1.290 V V V OUT Output Voltage LM1117I-3.3 I OUT = 10mA, VIN = 5V, TJ = 25˚C 0 ≤ I OUT ≤ 800mA, 4.75V ≤ V IN ≤ 10V 3.267 3.168 3.300 3.300 3.333 3.432 V V LM1117I-5.0 I OUT = 10mA, VIN = 7V, TJ = 25˚C 0 ≤ I OUT ≤ 800mA, 6.5V ≤ V IN ≤ 12V 4.950 4.800 5.000 5.000 5.050 5.200 V V ∆V OUT Line Regulation (Note 6) LM1117I-ADJ I OUT = 10mA, 1.5V ≤ V IN-VOUT ≤ 13.75V 0.035 0.3 % LM1117I-3.3 I OUT = 0mA, 4.75V ≤ V IN ≤ 15V 1 10 mV LM1117I-5.0 I OUT = 0mA, 6.5V ≤ V IN ≤ 15V 1 15 mV ∆V OUT Load Regulation (Note 6) LM1117I-ADJ V IN-VOUT = 3V, 10 ≤ I OUT ≤ 800mA 0.2 0.5 % LM1117I-3.3 V IN = 4.75V, 0 ≤ I OUT ≤ 800mA 1 15 mV LM1117I-5.0 V IN = 6.5V, 0 ≤ I OUT ≤ 800mA 1 20 mV V IN-V OUT Dropout Voltage (Note 7) I OUT = 100mA 1.10 1.30 V I OUT = 500mA 1.15 1.35 V I OUT = 800mA 1.20 1.40 V I LIMIT Current Limit V IN-VOUT = 5V, TJ = 25˚C 800 1200 1500 mA Minimum Load Current (Note 8) LM1117I-ADJ V IN = 15V 1.7 5 mA Quiescent Current LM1117I-3.3 V IN ≤ 15V 5 15 mA LM1117I-5.0 V IN ≤ 15V 5 15 mA Thermal Regulation T A = 25˚C, 30ms Pulse 0.01 0.1 %/W Ripple Regulation f RIPPLE =1 20Hz, VIN-VOUT =3VVRIPPLE =1V PP 60 75 dB Adjust Pin Current 60 120 µA Adjust Pin Current Change 10 ≤ I OUT ≤ 800mA, 1.4V ≤ V IN-VOUT ≤ 10V 0.2 10 µA Temperature Stability 0.5 % Long Term Stability T A = 125˚C, 1000Hrs 0.3 % RMS Output Noise (% of V OUT), 10Hz ≤ f ≤10kHz 0.003 % Thermal Resistance Junction-to-Case 3-Lead SOT-223 15.0 ˚C/W 3-Lead TO-252 10 ˚C/W Thermal Resistance Junction-to-Ambient No air flow) 3-Lead SOT-223 (No heat sink) 136 ˚C/W 3-Lead TO-252 (No heat sink)(Note 9) 92 ˚C/W 8-Lead LLP(Note 10) 40 ˚C/W Note 1: Absolute Maximum Ratings indicate limits beyond which damage to the device may occur. Operating Ratings indicate conditions for which the device is intended to be functional, but specific performance is not guaranteed. For guaranteed specifications and the test conditions, see the Electrical Characteristics. www.national.com 6 |
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