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ADM1075-1ARUZ bảng dữ liệu(PDF) 5 Page - Analog Devices |
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5 / 52 page Data Sheet ADM1075 Rev. A | Page 5 of 52 SPECIFICATIONS VEE = −48 V, VSENSE = (VSENSE+ − VSENSE−) = 0 mV, shunt regulation current = 10 mA, TJ = −40°C to +105°C, unless otherwise noted. Table 1. Parameter Min Typ Max Unit Test Conditions/Comments SYSTEM SUPPLY Voltage Transient Immunity −200 V Typical Operating Voltage −80 −35 V Determined by external component, RSHUNT SHUNT REGULATOR Operating Supply Voltage Range, VIN 11.5 12.3 13 V Shunt regulation voltage, IIN = 5.5 mA to 30 mA, maximum IIN dependent on TA, θJA (see the Powering the ADM1075 section) Quiescent Supply Current 5.5 mA VIN = 13 V Undervoltage Lockout, VUVLO_RISING 9.2 V Undervoltage Lockout Hysteresis 600 mV Power Directly Without Shunt 9.2 11.5 V UV PINS—UNDERVOLTAGE DETECTION Undervoltage Rising Threshold, VUVH 0.99 1.0 1.01 V Undervoltage Falling Threshold, VUVL 0.887 0.9 0.913 V Total Undervoltage Hysteresis 100 mV When UVL and UVH are tied together Undervoltage Fault Filter 3.5 7.5 μs UV Propagation Delay 5 8 μs UV low to GATE pull-down active UVL/UVH Input Current 1 50 nA OV PIN—OVERVOLTAGE DETECTION Overvoltage Rising Threshold, VOVR 0.99 1.0 1.01 V Overvoltage Hysteresis Current 4.3 5 5.7 μA Overvoltage Fault Filter 1.75 3.75 μs OV Propagation Delay 2 4 μs OV high to GATE pull-down active OV Input Current 1 50 nA GATE PIN Gate Voltage High 11 12 13 V IGATE = −1.0 μA Gate Voltage Low 10 100 mV IGATE = 100 μA Pull-Up Current −50 −30 μA VGATE = 0 V to 8 V; VSS = 2 V Pull-Down Current (Regulation) 100 μA VGATE ≥ 2 V Pull-Down Current (UV/OV/OC) 5 10 mA VGATE ≥ 2 V Pull-Down Current (Severe OC) 750 1500 2000 mA VGATE ≥ 6 V Pull-Down On-Time (Severe OC) 8 16 μs Gate Hold-Off Resistance 20 Ω 0 V ≤ VIN ≤ 9.2 V SENSE+, SENSE− SENSE+, SENSE− Input Current, ISENSEx 100 μA VSENSE ≤ 65 mV for ADM1075-1, per individual pin; VSENSE ≤ 130 mV for ADM1075-2, per individual pin SENSE+, SENSE− Input Imbalance, IΔSENSEx 1 μA IΔSENSEx = ISENSE+ − ISENSE− VCAP Internally Regulated Voltage, VVCAP 2.66 2.7 2.74 V 0 ≤ IVCAP ≤ 100 μA; CVCAP = 1 μF ISET ISET Reference Select Threshold, VISETRSTH 1.35 1.5 1.65 V If VISET > VISETRSTH an internal 1 V reference (VCLREF) is used ISET Internal Reference, VCLREF 1 V Accuracies included in total sense voltage accuracies Gain of Current Sense Amplifier, AVCSAMP 50/25 V/V Accuracies included in total sense voltage accuracies ISET Input Current, IISET 100 nA VISET ≤ VCAP ADM1075-1 ONLY (GAIN = 50) Hot Swap Sense Voltage Hot Swap Sense Voltage Current Limit, VSENSECL 19.4 20 20.6 mV VISET > 1.65 V; VGATE = 3 V; IGATE = 0 μA; VSS ≥ 2 V; VPLIM = 0 V 24.5 25 25.5 mV VISET = 1.25 V; VGATE = 3 V; IGATE = 0 μA; VSS ≥ 2 V; VPLIM = 0 V 19.5 20 20.5 mV VISET = 1.0 V; VGATE = 3 V; IGATE = 0 μA; VSS ≥ 2 V; VPLIM = 0 V 14.5 15 15.5 mV VISET = 0.75 V; VGATE = 3 V; IGATE = 0 μA; VSS ≥ 2 V; VPLIM = 0 V |
Số phần tương tự - ADM1075-1ARUZ |
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Mô tả tương tự - ADM1075-1ARUZ |
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