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ADM1177 bảng dữ liệu(PDF) 3 Page - Analog Devices |
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ADM1177 bảng dữ liệu(HTML) 3 Page - Analog Devices |
3 / 24 page Data Sheet ADM1177 Rev. C | Page 3 of 24 SPECIFICATIONS VCC = 3.15 V to 16.5 V; TA = −40°C to +85°C; typical values at TA = 25°C, unless otherwise noted. Table 1. Parameter Min Typ Max Unit Conditions VCC PIN Operating Voltage Range, VCC 3.15 16.5 V Supply Current, ICC 1.7 2.5 mA Undervoltage Lockout, VUVLO 2.8 V VCC rising Undervoltage Lockout Hysteresis, VUVLOHYST 80 mV ON PIN Input Current, IINON −100 +100 nA ON < 1.5 V −2 +2 µA Rising Threshold, VONTH 1.26 1.3 1.34 V ON rising Trip Threshold Hysteresis, VONHYST 35 50 65 mV Glitch Filter Time 3 µs SS PIN Pull-Up Current, IISSPU 10 µA VSS = 0 V to 1 V Current Setting Gain, GAINSS 9.5 10 10.5 V/V VSS/VCB; VSS = 0.5 V to 1 V Soft Start Completion Voltage, SSHIGHV 1 V SS continues to pull up beyond 1 V Pull-Down Current, IISSPD 70 µA Under fault SENSE PIN Input Leakage, ISENSE −1 +1 µA VSENSE = VCC Overcurrent Fault Timing Threshold, VOCTRIM 92 mV VOCTRIM = (VCC − VSENSE), fault timing starts on the TIMER pin Overcurrent Limit Threshold, VLIM 97 100 103 mV VLIM = (VCC − VSENSE), closed-loop regulation to a current limit Fast Overcurrent Trip Threshold, VOCFAST 115 mV VOCFAST = (VCC − VSENSE), gate pull-down current turned on GATE PIN Drive Voltage, VGATE 3 6 9 V VGATE − VCC, VCC = 3.15 V 9 11 13 V VGATE − VCC, VCC = 5 V 7 10 13 V VGATE − VCC, VCC = 16.5 V Pull-Up Current 8 12.5 17 µA VGATE = 0 V Pull-Down Current 1.5 mA VGATE = 3 V, VCC = 3.15 V 5 mA VGATE = 3 V, VCC = 5 V 7 mA VGATE = 3 V, VCC = 16.5 V TIMER PIN Pull-Up Current (Power-On Reset), ITIMERUPPOR −3.5 −5 −6.5 µA Initial cycle, VTIMER = 1 V Pull-Up Current (Fault Mode), ITIMERUPFAULT −40 −60 −80 µA During current fault, VTIMER = 1 V Pull-Down Current (Retry Mode), ITIMERDNRETRY 2 3 µA After current fault and during a cooldown period on a retry device, VTIMER = 1 V Pull-Down Current, ITIMERDN 100 µA Normal operation, VTIMER = 1 V Trip Threshold High, VTIMERH 1.26 1.3 1.34 V TIMER rising Trip Threshold Low, VTIMERL 0.175 0.2 0.225 V TIMER falling ADR PIN Set Address to 00, VADRLOWV 0 0.8 V Low state Set Address to 01, RADRLOWZ 135 150 165 kΩ Resistor to ground state, load pin with specified resistance for 01 decode Set Address to 10, IADRHIGHZ −1 +1 µA Open state, maximum load allowed on the ADR pin for 10 decode Set Address to 11, VADRHIGHV 2 5.5 V High state Input Current for 00 Decode, IADRLOW −40 −22 µA VADR = 0 V to 0.8 V Input Current for 11 Decode, IADRHIGH 3 10 µA VADR = 2.0 V to 5.5 V |
Số phần tương tự - ADM1177_15 |
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Mô tả tương tự - ADM1177_15 |
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