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LM3489 Fiches technique(PDF) 6 Page - Texas Instruments |
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LM3489 Fiches technique(HTML) 6 Page - Texas Instruments |
6 / 23 page 0 0.2 0.4 0.6 0.8 1 0 2 4 6 8 10 LOAD CURRENT (A) VIN = 12V VIN = 6V VIN = 24V 0 40 0 100 200 300 400 500 600 VIN (V) 10 20 30 L = 10 PH L = 15 PH L = 22 PH VOUT = 3.3V IOUT = 500 mA Cff = 100 pF -40 -10 20 50 80 110 140 JUNCTION TEMPERATURE, TJ (°C) 40 60 80 100 120 140 160 VIN = 4.5V VIN = 24V VIN = 12V -40 -10 20 50 80 110 140 JUNCTION TEMPERATURE, TJ ( oC) 100 150 200 250 300 VIN = 12V VIN = 4.5V VIN = 24V -40 -10 20 50 80 110 140 JUNCTION TEMPERATURE, TJ (°C) 8 8.5 9 9.5 10 VIN = 12V VIN = 4.5V VIN = 24V VIN = 35V 0 40 3 3.5 4 4.5 5 5.5 6 VIN (V) 10 20 30 -40°C 25°C 125°C LM3489 SNVS443A – MAY 2006 – REVISED JUNE 2008 www.ti.com Typical Performance Characteristics (continued) All curves taken at VIN = 12V with configuration in typical application circuit shown in Application Information section of this datasheet. TJ = 25°C, unless otherwise specified. Current Limit One Shot OFF Time VIN - VPGATE vs. vs Temperature VIN Minimum ON Time Minimum ON Time vs vs Temperature Temperature (Normal Operation) (Current Limit) Operating Frequency Operating ON Time vs vs Load Current Input Voltage 6 Submit Documentation Feedback Copyright © 2006–2008, Texas Instruments Incorporated Product Folder Links: LM3489 |
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