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PRM48AT480M400A00 Datasheet(PDF) 9 Page - Vicor Corporation |
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PRM48AT480M400A00 Datasheet(HTML) 9 Page - Vicor Corporation |
9 / 44 page Rev 1.4 PRMTM Regulator Page 9 of 44 11/2015 vicorpower.com 800 927.9474 PRM48Ay480x400A00 Electrical Specifications (cont.) Specifications apply over all line and load conditions, and trim from 20.0 V to 55.0 V, unless otherwise noted; Boldface specifications apply over the temperature range of -40ºC < TINT < 125ºC; All Other specifications are at TINT = 25ºC unless otherwise noted. Attribute Symbol Conditions / Notes Min Typ Max Unit Powertrain Protections Input Undervoltage Turn-ON VIN_UVLO+ 30.9 33.0 V Input Undervoltage Turn-OFF VIN_UVLO- Instantaneous powertrain shutdown, detected after tBLANK 26.0 28.8 V Input Undervoltage Hysteresis VUVLO_HYST (VIN_UVLO+) - (VIN_UVLO-) 1.9 2.2 2.4 V Input Overvoltage Turn-ON VIN_OVLO- 79.6 82.9 V Input Overvoltage Turn-OFF VIN_OVLO+ Instantaneous powertrain shutdown, detected after tBLANK 84.6 88.8 V Input Overvoltage Hysteresis VOVLO_HYST (VIN_OVLO+) - (VIN_OVLO-) 1.6 2.0 2.4 V Output Overvoltage Threshold VOUT_OVP+ Instantaneous shutdown, detected after tPROT 56.0 58.3 60.1 V Minimum Current Limited Vout VOUT_UVP 12 V Overtemperature Shutdown Setpoint TINT_OTP Instantaneous shutdown, detected after tPROT 125 ºC Output Power Limit PPROT 400 W Short Circuit VOUT Threshold VSC_VOUT 8.8 V Short Circuit VOUT Recovery Threshold VSC_VOUTR 9.5 V Short Circuit CONTROL NODE Threshold VSC_VCN 7.2 V Short Circuit CONTROL NODE VSC_VCNR 6.9 V Recovery Threshold Short Circuit Timeout tSC Short circuit fault detected after VSC_VOUT and VSC_VCN thresholds persist for this time 5 ms Short Circuit Recovery Time tSCR Excludes tOFF 75 ms Overcurrent (IFB) and tBLANK 50 120 150 µs Input Over/Undervoltage Blanking Time Overtemperature, Output Overvoltage and ENABLE Shutdown Response Time tPROT 2 µs (Hardware) Powertrain Supervisory Limits Input Undervoltage Turn-ON VIN_UVLO+_SUPV 33.8 34.9 V (Supervisory) Input Undervoltage Turn-OFF VIN_UVLO-_SUPV Powertrain shutdown, detected after tLIM_SUPV 30.5 31.8 V (Supervisory) Input Undervoltage Hysteresis VUVLO_HYST_SUPV (VIN_UVLO+_SUPV) - (VIN_UVLO-_SUPV) 1.6 2.0 2.1 V (Supervisory) Input Overvoltage Turn-ON VIN_OVLO-_SUPV 75.6 78.8 V (Supervisory) Input Overvoltage Turn-OFF VIN_OVLO+_SUPV Powertrain shutdown, detected after tLIM_SUPV 80.3 82.7 V (Supervisory) Input Overvoltage Hysteresis VOVLO_HYST_SUPV (VIN_UVLO+_SUPV) - (VIN_UVLO-_SUPV) 1.2 1.5 1.8 V (Supervisory) Undertemperature Shutdown Setpoint TINT_UTP T Grade -40 ºC (Supervisory) M Grade -55 ºC Supervisory Limit Response Time tLIM_SUPV 150 µs |
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