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V048T480T006 Datasheet(PDF) 2 Page - Vicor Corporation |
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V048T480T006 Datasheet(HTML) 2 Page - Vicor Corporation |
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2 / 11 page  vicorpower.com 800-735-6200 VTM™ Current Multiplier V048F480T006 Rev. 3.1 Page 2 of 11 Parameter Min Typ Max Unit Note Input voltage range 26.0 48 55 Vdc Max Vin = 53 V, operating from -55°C to -40°C Input dV/dt 1 V/µs Input overvoltage turn on 55.0 Vdc Input overvoltage turn off 60.0 Vdc Input current 6.8 Adc Input reflected ripple current 143 mA p-p Using test circuit in Figure 15; See Figure 1 No load power dissipation 3.5 5.3 W Internal input capacitance 4.0 µF Internal input inductance 5 nH Input Specs (Conditions are at 48 VIN, full load, and 25°C ambient unless otherwise specified) Parameter Min Typ Max Unit Note Output voltage 26.0 55.0 Vdc No load 24.7 53.8 Vdc Full load Rated DC current 0 6.3 Adc 26.0 - 55 VIN Peak repetitive current 9.4 A Max pulse width 1ms, max duty cycle 10%, baseline power 50% Short circuit protection set point 6 Adc Module will shut down Current share accuracy 5 10 % See Parallel Operation on Page 9 Efficiency Half load 95.7 96.7 % See Figure 3 Full load 95.4 96.4 % See Figure 3 Internal output inductance 1.6 nH Internal output capacitance 6 µF Effective value Output overvoltage set point 55.0 Vdc Module will shut down Output ripple voltage No external bypass 180 320 mVp-p See Figures 2 and 5 9.4 µF bypass capacitor 20 mVp-p See Figure 6 Effective switching frequency 3.2 3.3 3.5 MHz Fixed, 1.7 MHz per phase Line regulation K 0.9900 1 1.0100 VOUT = K•VIN at no load Load regulation ROUT 188.0 210.0 mΩ See Figure 16 Transient response Voltage overshoot 1.2 mV 6.3 A load step with 100 µF CIN; See Figures 7 and 8 Response time 200 ns See Figures 7 and 8 Recovery time 1 µs See Figures 7 and 8 Output Specs (Conditions are at 48 VIN, full load, and 25°C ambient unless otherwise specified) Specifications |
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