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MAX5974AETE+ Datasheet(PDF) 6 Page - Maxim Integrated Products |
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MAX5974AETE+ Datasheet(HTML) 6 Page - Maxim Integrated Products |
6 / 26 page Active-Clamped, Spread-Spectrum, Current-Mode PWM Controllers 6 Typical Operating Characteristics (VIN = 12V (for MAX5974A/MAX5974C, bring VIN up to 21V for startup), VCS = VCSSC = VDITHER/SYNC = VFB = VFFB = VDCLMP = VGND, VEN = 2V, NDRV = AUXDRV = SS = COMP = unconnected, RRT = 34.8kI, RDT = 25kI, unless otherwise noted.) IN UVLO WAKE-UP LEVEL vs. TEMPERATURE TEMPERATURE (°C) 60 35 10 -15 19.6 19.7 19.8 19.9 20.0 20.1 19.5 -40 85 MAX5974A/MAX5974C IN UVLO WAKE-UP LEVEL vs. TEMPERATURE TEMPERATURE (°C) 60 35 10 -15 9.6 9.7 9.8 9.9 10.0 10.1 9.5 -40 85 MAX5974B/MAX5974D IN UVLO SHUTDOWN LEVEL vs. TEMPERATURE TEMPERATURE (°C) 60 35 10 -15 6.9 7.0 7.1 7.2 7.3 6.8 -40 85 EN RISING THRESHOLD vs. TEMPERATURE TEMPERATURE (°C) 60 35 10 -15 1.212 1.214 1.216 1.218 1.220 1.210 -40 85 EN FALLING THRESHOLD vs. TEMEPRATURE TEMPERATURE (°C) 60 35 -15 10 1.143 1.144 1.145 1.146 1.148 1.147 1.149 1.150 1.142 -40 85 UVLO SHUTDOWN CURRENT vs. TEMPERATURE TEMPERATURE (°C) 60 35 10 -15 80 100 120 140 60 -40 85 MAX5974A/MAX5974C MAX5974B/MAX5974D SUPPLY CURRENT vs. SUPPLY VOLTAGE (MAX5974A/MAX5974C) SUPPLY VOLTAGE (V) 20 18 16 14 12 10 8 6 4 2 100 1000 10,000 10 0 22 TA = +85°C TA = -40°C SUPPLY CURRENT vs. SUPPLY VOLTAGE (MAX5974B/MAX5974D) SUPPLY VOLTAGE (V) 20 18 16 14 12 10 8 6 4 2 100 1000 10,000 10 0 22 TA = +85°C TA = -40°C SUPPLY CURRENT vs. SWITCHING FREQUENCY SWITCHING FREQUENCY (kHz) 700 600 500 400 300 200 100 0.4 0.8 1.2 1.6 2.0 2.4 0 0 800 |
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