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MAX1980ETP Datasheet(PDF) 7 Page - Maxim Integrated Products |
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MAX1980ETP Datasheet(HTML) 7 Page - Maxim Integrated Products |
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7 / 33 page  Quick-PWM Slave Controller with Driver Disable for Multiphase DC-DC Converter _______________________________________________________________________________________ 7 0 150 100 50 200 250 300 350 400 450 500 0 2.0 TRIGGER PROPAGATION DELAY vs. OVERDRIVE VOLTAGE OVERDRIVE VOLTAGE (V) 0.5 1.5 1.0 RISING (OUT-OF-PHASE) FALLING (IN-PHASE) -100 -40 -60 -80 -20 0 20 40 60 80 100 -150 -50 -100 0 50 100 150 COMPENSATION OUTPUT CURRENT vs. CURRENT-SENSE VOLTAGE DIFFERENTIAL VCS+ - VCS- (V) OUT = CM+ = CM- = CS- ICOMP = GM(VCS+ - VCS-) -0.3 -0.1 -0.2 0.1 0 0.2 0.3 0 1.0 0.5 1.5 2.0 OFFSET-VOLTAGE DEVIATION vs. COMPENSATION VOLTAGE VCOMP (V) OUT = CM+ = CM- = CS+ = CS- 0 150 100 50 200 250 300 350 400 450 500 0 2.0 MINIMUM TRIGGER PULSE WIDTH vs. OVERDRIVE VOLTAGE OVERDRIVE VOLTAGE (V) 0.5 1.5 1.0 RISING (OUT-OF-PHASE) FALLING (IN-PHASE) ON-TIME TRIGGERED ABOVE THE LINE 0 20 40 60 80 100 120 140 160 0 0.5 1.0 1.5 POSITIVE CURRENT-LIMIT THRESHOLD vs. ILIM VOLTAGE VILIM (V) MASTER OR SLAVE Typical Operating Characteristics (continued) (Circuit of Figure 1, V+ = 12V, VCC = VDD = 5V, VOUT = 1.3V (ZMODE = GND) and 1V (ZMODE = VCC), DD = VCC.) EXITING LOW-POWER OPERATION MAX1980 toc18 A. LOWPWR = 5V TO 0, 5V/div B. VOUT = 1.0V TO 1.3V, 200mV/div C. MAX1980 LX, 10V/div D. MAX1718 LX, 10V/div ZMODE = LOWPWR C D B A 1.3V 1.0V 0 0 0 20 µs/div DRIVER-DISABLE DELAY TIME A. DD = 5V to 0, 5V/div B. MAX1980 LX, 5V/div C B A 5V 0 0 0 C. MAX1718 LX, 5V/div NO LOAD MAX1980 toc15 DRIVER-ENABLE DELAY TIME A. DD = 0 to 5V, 5V/div B. MAX1980 LX, 5V/div C B A 5V 0 0 0 C. MAX1718 LX, 5V/div NO LOAD MAX1980 toc16 ENTERING LOW-POWER OPERATION MAX1980 toc17 A. LOWPWR = 0 TO 5V, 5V/div B. VOUT = 1.3V TO 1.0V, 200mV/div C. MAX1980 LX, 10V/div D. MAX1718 LX, 10V/div ZMODE = LOWPWR C D B A 1.3V 1.0V 0 0 0 40 µs/div |
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Similar Description - MAX1980ETP |
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