Datasheet MAX6665 (Maxim) - 3

Fan Controller/Driver with Factory- Programmed Temperature Thresholds MAX6665 Typical Operating Characteristics
(VDD = +3.3V, unless otherwise noted.)
FANOUT VOLTAGE vs. CURRENT FANOUT VOLTAGE vs. SUPPLY VOLTAGE
900 550 TA = +75°C FANOUT CURRENT = 250mA 800 VDD = +2.7V 500 MAX6665 toc01 MAX6665 toc02 700 600 TA = +75°C V 450 DD = +3.3V 500 TA = +50°C 400 400 300 350 FANOUT VOLTAGE (mV) FANOUT VOLTAGE (mV) 200 300 100 VDD = +5.0V 0 250 10 100 1000 2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5 FANOUT CURRENT (mA) SUPPLY VOLTAGE (V)
NO-LOAD SUPPLY CURRENT TEMPERATURE THRESHOLD vs. TEMPERATURE DISTRIBUTION
90 50 FORCEON = VDD MAX6665ASA55 VDD = +5V 45 80 100 SAMPLES MAX6665 toc03 V 40 MAX6665 toc04 DD = +3.3V µA) 35 70 30 60 25 VDD = +2.7V 20 50 SUPPLY CURRENT ( 15 PERCENTAGE OF SAMPLES (%) 10 40 5 30 0 0 -40 -20 0 20 40 60 80 100 120 -3.0 -2.5 -2.0 -1.5 -1.0 -0.5 0.5 1.0 1.5 2.0 2.5 3.0 TEMPERATURE (°C) TEMPERATURE ERROR (°C)
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