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MP028F036M12AL Datasheet(PDF) 7 Page - Vicor Corporation |
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MP028F036M12AL Datasheet(HTML) 7 Page - Vicor Corporation |
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7 / 14 page  vicorpower.com 800-735-6200 V•I Chip Pre-Regulator Module MP028F036M12AL Rev. 3.0 Page 7 of 14 Auxiliary Pins (Conditions are at 28 Vin, 36 Vf, full load, and 25°C ambient unless otherwise specified) Parameter Min Typ Max Unit Note VC (VTM Control) Pulse width 8 12 18 ms Peak voltage 12 14 18 V Referenced to –Out PC (Primary Control) DC voltage 4.8 5.0 5.2 Vdc Referenced to –In Module disable voltage 2.3 2.4 Vdc Referenced to –In Module enable voltage 2.5 2.6 Vdc Disable hysteresis 100 mV Source only after start up; not to be used for Current limit 1.75 1.90 mA aux. supply; 100 k Ω minimum load impedance to assure start up. Enable delay time 100 µs Disable delay time 1 µs IL (Current Limit Adjust) Voltage 0.95 1 1.05 V Accuracy ± 15 % Based on DC current limit set point PR (Parallel Port) Voltage 2.5 3.5 V Referenced to SG; See description Page 8 Source current 1 mA External capacitance 100 pF VH (Auxiliary Voltage) Typical internal bypass C= 0.1 µF Range 8.7 9.0 9.3 Vdc Maximum external C= 0.1 µF, referenced to SG Regulation 0.04 %/mA Current 5 mA p SC (Secondary Control) Voltage 1.23 1.24 1.25 Vdc Referenced to SG Internal capacitance 0.22 µF External capacitance 0.7 µF OS (Output Set) Set point accuracy ± 1.5 % Includes 1% external resistor Reference offset ± 4 mV CD (Compensation Device) External resistance 20 Ω Omit resistor for regulation at output of PRM Parameter Min Typ Max Unit Note MTBF MIL-HDBK-217F 3,021,658 hrs 25°C, GB 543,747 hrs 50°C, NS 426,053 hrs 65°C, AIC Agency approvals cTÜVus UL /CSA 60950-1, EN 60950-1 CE Mark Low voltage directive Mechanical See Mechanical Drawings, Figures 19 – 22 Weight 0.53 / 15 oz / g Dimensions Length 1.28 / 32.5 in / mm Width 0.87 / 22 in / mm Height 0.26 5/ 6,73 in / mm Thermal Over temperature shutdown 130 135 140 °C Junction temperature Thermal capacity 9.3 Ws/°C Junction-to-case thermal impedance (RθJC) 1.1 °C/W Junction-to-board thermal impedance (RθJB) 2.1 °C/W Case-to-ambient 3.7 °C/W With 0.25” heat sink @ 300 LFM General Specs Electrical Specifications (continued) V•I Chip Pre-Regulator Module |
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