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LM3555 Scheda tecnica(PDF) 9 Page - Texas Instruments |
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LM3555 Scheda tecnica(HTML) 9 Page - Texas Instruments |
9 / 33 page BRCTORCH (#) 0.20 0.18 0.16 0.14 0.12 0.10 0.08 0.06 0.04 0.02 0.00 0 1 2 3 4 5 6 7 TA = -30°C, +25°C, +85°C VIN (V) = 3.6V, VLED (V) = 3.0V VIN (V) 0.080 0.075 0.070 0.065 0.060 0.055 0.050 0.045 0.040 2.5 3.0 3.5 4.0 4.5 5.0 5.5 TA = +25°C VLED (V) = 3.0V TA = +85°C TA = -30°C VIN (V) 1.30 1.12 0.94 0.76 0.58 0.40 2.5 3.0 3.5 4.0 4.5 5.0 5.5 TA = +25°C TA = +85°C TA = -30°C VLED = 3.6V ILED = 500 mA VIN (V) 100 90 80 70 60 50 2.5 3.0 3.5 4.0 4.5 5.0 5.5 TA = -30°C TA = +25°C TA = +85°C VLED (@ 500 mA) = 3.6V BRC (#) 0.60 0.55 0.50 0.45 0.40 0.35 0.30 0.25 0.20 0.15 0.10 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 TA = +85°C TA = -30°C and +25°C VIN (V) 0.60 0.58 0.56 0.54 0.52 0.50 0.48 0.46 0.44 0.42 0.40 2.5 3.0 3.5 4.0 4.5 5.0 5.5 TA = -30°C TA = +25°C TA = +85°C VLED = 3.6V LM3555 www.ti.com SNVS594E – JANUARY 2009 – REVISED NOVEMBER 2011 Typical Characteristics (continued) Unless otherwise specified: TA = 25°C; VIN = 3.6V; CIN1= 10 µF, CIN2= 0.1 µF, COUT = 11 µF; L = 2.2 µH. Single LED One LED @ 500mA Flash Current LED Current vs vs Brightness Code Input Voltage One LED @ 500mA One LED @ 500mA Input Current LED Efficiency vs vs Input Voltage Input Voltage Torch Current 60mA Torch Current vs vs Brightness Code Input Voltage 1 LED 1 LED Copyright © 2009–2011, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Links: LM3555 |
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