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MAX6640ATE Datasheet(PDF) 4 Page - Maxim Integrated Products |
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MAX6640ATE Datasheet(HTML) 4 Page - Maxim Integrated Products |
4 / 22 page 2-Channel Temperature Monitor with Dual Automatic PWM Fan-Speed Controller 4 _______________________________________________________________________________________ Typical Operating Characteristics (VCC = 3.3V, TA = +25°C) STANDBY SUPPLY CURRENT vs. SUPPLY VOLTAGE SUPPLY VOLTAGE (V) 5.0 4.5 4.0 3.5 1 2 3 4 5 6 7 8 9 10 0 3.0 5.5 OPERATING SUPPLY CURRENT vs. SUPPLY VOLTAGE SUPPLY VOLTAGE (V) 5.0 4.5 4.0 3.5 300 400 500 600 700 800 200 3.0 5.5 REMOTE TEMPERATURE ERROR vs. REMOTE-DIODE TEMPERATURE TEMPERATURE ( °C) 100 75 50 25 -1 0 1 2 -2 0 125 FAIRCHILD 2N3906 LOCAL TEMPERATURE ERROR vs. DIE TEMPERATURE TEMPERATURE ( °C) 100 75 50 25 -0.5 -1.0 -1.5 0 0.5 1.0 -2.0 0 125 LOCAL TEMPERATURE ERROR vs. POWER-SUPPLY NOISE FREQUENCY FREQUENCY (Hz) 10k 1k 100 -1.5 -1.0 -0.5 0 0.5 1.0 1.5 2.0 -2.0 110 100k VIN = 250mVP-P SQUARE WAVE APPLIED TO VCC WITH NO BYPASS CAPACITOR REMOTE TEMPERATURE ERROR vs. COMMON-MODE NOISE FREQUENCY FREQUENCY (Hz) 10k 1k 100 -1.5 -1.0 -0.5 0 0.5 1.0 1.5 2.0 -2.0 0.1 1 10 100k VIN = AC-COUPLED TO DXP AND DXN VIN = 100mVP-P SQUARE WAVE REMOTE TEMPERATURE ERROR vs. DIFFERENTIAL NOISE FREQUENCY FREQUENCY (Hz) 10k 1k 100 -1.5 -1.0 -0.5 0 0.5 1.0 1.5 2.0 -2.0 10 100k VIN = AC-COUPLED TO DXP VIN = 100mVP-P SQUARE WAVE TEMPERATURE ERROR vs. DXP-DXN CAPACITANCE DXP-GND CAPACITANCE (nF) 10 1 -5.0 -4.0 -3.0 -2.0 -1.0 0 1.0 2.0 -6.0 0.1 100 REMOTE TEMPERATURE ERROR vs. POWER-SUPPLY NOISE FREQUENCY FREQUENCY (Hz) 10k 1k 100 -1.5 -1.0 -0.5 0 0.5 1.0 1.5 2.0 -2.0 10 100k VIN = 250mVP-P SQUARE WAVE APPLIED TO VCC WITH NO BYPASS CAPACITOR |
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