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MAX1804EUB Datasheet(PDF) 3 Page - Maxim Integrated Products |
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MAX1804EUB Datasheet(HTML) 3 Page - Maxim Integrated Products |
3 / 11 page External Four-Input Feedback Integrator for Power Supplies _______________________________________________________________________________________ 3 ELECTRICAL CHARACTERISTICS (continued) (TA = 0 °C to +85°C, VV+ = 3.3V, VADJ = 1.2V, VOUT = 2V, CV+ = 0.1µF, CCOMP = 470pF. Typical values are at TA = 25°C, unless oth- erwise noted.) PARAMETER CONDITIONS MIN TYP MAX UNITS SHDN INPUT Logic Input Voltage High VV+ = 2.7V to 5.5V 2.0 V Logic Input Voltage Low VV+ = 2.7V to 5.5V 0.6 V Logic Input Current -1 1 µA ELECTRICAL CHARACTERISTICS (TA = -40 °C to +85°C, VV+ = 3.3V, VADJ = 1.2V, VOUT = 2V, CV+ = 0.1µF, CCOMP = 470pF.) (Note 1) PARAMETER CONDITIONS MIN TYP MAX UNITS Supply Voltage Range (V+) 2.7 5.5 V Shutdown Supply Current (V+) SHDN = GND 1 µA Quiescent Supply Current (V+) SHDN = V+ 35 µA UVLO Threshold, Rising 2.6 V UVLO Threshold, Falling 2.3 V INTEGRATOR INPUTS IN1–IN4 IN_ Voltage Range 0 5.5 V IN_ Offset VV+ = 2.7V to 5.5V -20 20 mV IN_ Scale Factor VADJ = 0.7V to 1.4V 3.98 4.02 V/V IN_ Transconductance VIN_ = 4.75V to 4.85V, VCOMP = 1.3V 12 60 µS IN_ Bias Current VIN_ = 4.8V 2.7 µA IN_ Shutdown Current SHDN = GND 0.2 µA IN_ Leakage Current VV+ = 0, V SHDN = 0 0.2 µA IN_ Disable Threshold VADJ = 0.7V to 1.4V, VADJ x 4, falling edge 87 93 % ADJ INPUT ADJ Voltage Range 0.7 1.4 V ADJ Bias Current -30 30 nA ADJ Shutdown Current SHDN = GND 0.2 µA ADJ Leakage Current V V+ = 0, V SHDN = 0 0.2 µA COMP OUTPUT COMP Source Current VCOMP = 1.3V, VIN_ = 4.6V 1.6 2.4 µA COMP Sink Current VCOMP = 1.3V, VIN_ = 5.0V 1.6 2.4 µA COMP Output Voltage Low Sink 1 µA, VIN_ = 5.0V 0.2 V COMP Output Voltage High Source 1 µA, VIN_ = 0.6V 2.4 V OUT Output Voltage Low IOUT = 10 µA, VIN_ = 4.6V 0.2 V V SHDN = 0 0.1 VV+ = 0 0.1 OUT Output Leakage Current VIN = 5.0V 0.1 µA OUT Transconductance VCOMP = 1V to 2V 3 23 µS |
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