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LM3100 Datasheet(PDF) 5 Page - Texas Instruments |
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LM3100 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 21 page -50 -20 10 40 70 100 130 TEMPERATURE (ºC) VOUT = 3.3V RON = 50 k: L = 4.7 PH ILOAD = 0.4A VIN = 36V VIN = 18V VIN = 4.5V 0.75 0.775 0.8 0.825 0.85 0 10 20 30 40 0 200 400 600 800 1000 VIN (V) ILOAD = 0.5A ILOAD = 0.5A ILOAD = 0.5A ILOAD = 1.5A ILOAD = 1.5A ILOAD = 1.5A VOUT = 3.3A RON = 25 k: L = 3.8 PH RON = 50 k: L = 8.2 PH RON = 100 k: L = 14 PH 0 5 10 15 20 25 30 35 40 VIN (V) 0 1000 2000 3000 4000 RON = 10 k: RON = 25 k: RON = 50 k: RON = 100 k: 4.5 6 7.5 9 10.5 VIN (V) 4 4.5 5 5.5 6 6.5 7 VCC not loaded externally ILOAD = 700 mA RON = 100 k: RON = 50 k: RON = 20 k: 0 20 40 60 80 ICC (mA) 0 1 2 3 4 5 6 7 VIN = 7V VIN = 36V VIN = 18V VCC Externally Loaded CVCC = 680 nF VFB = 1V, no switching 0 10 20 30 40 0 200 400 600 800 1000 VIN (V) VEN = 2V ; VFB = 1V Active mode, no switching VEN = 0V Shut-down mode -40 oC 25 oC 125 oC 125 oC 25 oC -40 oC LM3100 www.ti.com SNVS421F – JANUARY 2006 – REVISED DECEMBER 2009 Typical Performance Characteristics All curves taken at VIN = 18V with configuration in typical application circuit for VOUT = 3.3V shown in this datasheet. TA = 25°C, unless otherwise specified. Quiescent Current, IIN VCC vs vs VIN ICC VCC TON vs vs VIN VIN Switching Frequency, FSW VFB vs vs VIN Temperature Copyright © 2006–2009, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: LM3100 |
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