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Moteur de recherche de fiches techniques de composants électroniques |
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Moteur de recherche de fiches techniques de composants électroniques |
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LM3501TL-16 Fiches technique(PDF) 4 Page - National Semiconductor (TI) |
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LM3501TL-16 Fiches technique(HTML) 4 Page - National Semiconductor (TI) |
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4 / 18 page  Electrical Characteristics (Continued) Specifications in standard type face are for T A = 25˚C and those in boldface type apply over the Operating Temperature Range of T A = −10˚C to +85˚C. Unless otherwise specified VIN = 2.7V and specifications apply to both LM3501-16 and LM3501-21. Symbol Parameter Conditions Min (Note 6) Typ (Note 7) Max (Note 6) Units I SD SHDN Pin Current (Note 9) SHDN = 5.5V 1.8 4 µA SHDN = 2.7V 1 2.5 SHDN = GND 0.1 I CNTRL CNTRL Pin Current (Note 9) V CNTRL = 2.7V 10 20 µA V CNTRL =1V 4 15 I L Switch Leakage Current (LM3501-16) V SW = 15V 0.01 0.5 µA Switch Leakage Current (LM3501-21) V SW = 20V 0.01 2.0 UVP Input Undervoltage Lockout ON Threshold 2.4 2.5 2.6 V OFF Threshold 2.3 2.4 2.5 OVP Output Overvoltage Protection (LM3501-16) ON Threshold 15 15.5 16 V OFF Threshold 14 14.6 15 Output Overvoltage Protection (LM3501-21) ON Threshold 20 20.5 21 V OFF Threshold 19 19.5 20 I Vout V OUT Bias Current (LM3501-16) V OUT = 15V, SHDN = 1.5V 260 400 µA V OUT Bias Current (LM3501-21) V OUT = 20V, SHDN = 1.5V 300 460 I VL PMOS Switch Leakage Current (LM3501-16) V OUT = 15V, VSW =0V 0.01 3 µA PMOS Switch Leakage Current (LM3501-21) V OUT = 20V, VSW =0V 0.01 3 CNTRL Threshold LED power off 75 mV LED power on 125 SHDN Threshold SHDN low 0.65 0.3 V SHDN High 1.1 0.65 Specifications in standard type face are for T J = 25˚C and those in boldface type apply over the full Operating Temperature Range (T J = −40˚C to +125˚C). Unless otherwise specified VIN =2.7V and specifications apply to both LM3501-16 and LM3501-21. Symbol Parameter Conditions Min (Note 6) Typ (Note 7) Max (Note 6) Units I Q Quiescent Current, Device Not Switching FB > 0.54V 0.95 1.2 mA Quiescent Current, Device Switching FB=0V 2 2.5 Shutdown SHDN = 0V 0.1 2 µA V FB Feedback Voltage CNTRL = 2.7V, V IN = 2.7V to 7V 0.485 0.515 0.545 V CNTRL = 1V, V IN = 2.7V to 7V 0.14 0.19 0.24 ∆V FB Feedback Voltage Line Regulation V IN = 2.7V to 7V 0.1 0.5 %/V I CL Switch Current Limit (LM3501-16) V IN = 3.0V, Duty Cycle = 70% 400 mA Switch Current Limit (LM3501-21) V IN = 3.0V, Duty Cycle = 63% 670 I B FB Pin Bias Current FB = 0.5V (Note 8) 45 200 nA V IN Input Voltage Range 2.7 7.0 V www.national.com 4 |
Numéro de pièce similaire - LM3501TL-16 |
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Description similaire - LM3501TL-16 |
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