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IB048E120T32N1-OO Datasheet(PDF) 2 Page - Vicor Corporation |
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IB048E120T32N1-OO Datasheet(HTML) 2 Page - Vicor Corporation |
2 / 13 page VI BRICK IBC Module IB048E120T32N1-00 vicorpower.com Rev. 1.4 Page 2 of 13 Attribute Symbol Conditions / Notes Min Typ Max Unit INPUT (Operating from DC input source) Operating input voltage 38 48 55 Vdc Non-operating input surge withstand <100 mS 75 Vdc Operating input dV/dt 0.003 5 V/us Undervoltage protection Turn-on 33 38 Vdc Turn-off 31 36 Vdc Turn-on / Turn-off hysteresis 2 Vdc Time constant 7µs Undervoltage blanking time UV blanking time is enabled after start up 50 100 200 µs Overvoltage protection Turn-off 60 64 Vdc Turn-on 55 64 Vdc Time constant 4µs Turn ON delay Start up inhibit VIN reaching turn-on voltage 20 25 30 ms to enable function operational , see Figure 6 Turn-on delay Enable to 10% V OUT; pre-applied VIN ,see Figure 7, 0 load capacitance 50 µs Output voltage rise time From 10% to 90% Vout, 10% load, 0 load capacitance 50 µs Restart turn-on delay See page 10 for restart after EN pin disable 250 ms No Load power dissipation Enabled 3.4 3.9 W Disabled 0.17 0.24 W Input current 8.2 A Inrush current overshoot Using test circuit in Figure 21, 15% load, highline 25 A Input reflected ripple current At max power; 400 mArms Using test circuit in Figure 22 Peak short circuit input current 30 A Repetitive short circuit peak current 25 A Internal input capacitance 8.8 µF Internal input inductance 5nH Recommended external 200 nH maximum source inductance 47 470 µF input capacitance OUTPUT DC Output voltage band No load, over Vin range 9.0 12.0 15.0 V Output power [a] 38-60 VIN 0 300 W Output current 32 A Output start up load of Iout max, maximum output capacitance 15 % Effective output resistance 4.4 m Ω Line regulation (K factor) VOUT = K • VIN @ no load 0.247 0.250 0.253 Current share accuracy Full power operation; See Parallel Operation 10 % on page 11; up to 3 units All specifications valid at 48 VIN , 100% rated load and 25°C ambient, unless otherwise indicated. SPECIFICATIONS Electrical Characteristics [a] Does not exceed IPC-9592 derating guidelines. At 70°C ambient, full power operation may exceed IPC -9592 guidelines, but does not exceed component ratings, does not activate OTP and does not compromise reliability. |
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