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MAX4080FAUV Datasheet(PDF) 2 Page - Maxim Integrated Products |
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MAX4080FAUV Datasheet(HTML) 2 Page - Maxim Integrated Products |
2 / 14 page 76V, High-Side, Current-Sense Amplifiers with Voltage Output 2 _______________________________________________________________________________________ ABSOLUTE MAXIMUM RATINGS Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability. VCC to GND ............................................................-0.3V to +80V RS+, RS- to GND....................................................-0.3V to +80V OUT to GND.............-0.3V to the lesser of +18V or (VCC + 0.3V) REF1A, REF1B to GND (MAX4081 Only)....-0.3V to the lesser of +18V or (VCC + 0.3V) Output Short Circuit to GND.......................................Continuous Differential Input Voltage (VRS+ - VRS-) ...............................±80V Current into Any Pin..........................................................±20mA Continuous Power Dissipation (TA = +70°C) 8-Pin µMAX (derate 4.5mW/°C above +70°C) .............362mW 8-Pin SO (derate 5.88mW/°C above +70°C)................471mW Operating Temperature Range .........................-40°C to +125°C Junction Temperature ......................................................+150°C Storage Temperature Range .............................-65°C to +150°C Lead Temperature (soldering, 10s) .................................+300°C Soldering Temperature (reflow) .......................................+260°C DC ELECTRICAL CHARACTERISTICS (VCC = VRS+ = 4.5V to 76V, VREF1A = VREF1B = 5V (MAX4081 only), VSENSE = (VRS+ - VRS-) = 0V, RLOAD = 100kΩ, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.) (Notes 1, 2) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Operating Voltage Range VCC Inferred from PSRR test 4.5 76 V Common-Mode Range CMVR Inferred from CMRR test (Note 3) 4.5 76 V MAX4080 75 190 Supply Current ICC VCC = VRS+ = 76V, no load MAX4081 103 190 µA Leakage Current IRS+, IRS- VCC = 0V, VRS+ = 76V 0.01 2 µA Input Bias Current IRS+, IRS- VCC = VRS+ = 76V 5 12 µA MAX4080F/MAX4081F ±1000 MAX4080T/MAX4081T ±250 Full-Scale Sense Voltage (Note 4) VSENSE MAX4080S/MAX4081S ±100 mV MAX4080F/MAX4081F 5 MAX4080T/MAX4081T 20 Gain AV MAX4080S/MAX4081S 60 V/V TA = +25 °C ±0.1 ±0.6 TA = -40 °C to +85°C ±1 Gain Accuracy ∆AV VCC = VRS+ = 48V (Note 5) TA = TMIN to TMAX ±1.2 % TA = +25°C ±0.1 ±0.6 TA = -40 °C to +85°C ±1 Input Offset Voltage VOS VCC = VRS+ = 48V (Note 6) TA = TMIN to TMAX ±1.2 mV Common-Mode Rejection Ratio CMRR VCC = 48V, VRS+ = 4.5V to 76V 100 124 dB Power-Supply Rejection Ratio PSRR VRS+ = 48V, VCC = 4.5V to 76V 100 122 dB MAX4080F/MAX4081F, VSENSE = 1000mV MAX4080T/MAX4081T, VSENSE = 250mV OUT High Voltage (VCC - VOH) VCC = 4.5V, VRS+ = 48V, VREF1A = VREF1B = 2.5V, IOUT (sourcing) = +500µA (Note 8) MAX4080S/MAX4081S, VSENSE = 100mV 0.15 0.27 V |
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