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XRSB-50T12L Datasheet(PDF) 3 Page - Bel Fuse Inc. |
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XRSB-50T12L Datasheet(HTML) 3 Page - Bel Fuse Inc. |
3 / 13 page Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com ISOLATED DC/DC CONVERTERS 48 Vdc Input 1.2 Vdc - 12 Vdc / 25 A - 5 A Outputs, 1/16 Brick Output Specifications (continued) Parameter Min Typ Max Notes Current Limit Threshold Vo=1.2 V Vo=1.5 V Vo=1.8 V Vo=2.5 V Vo=3.3 V Vo=5.0 V Vo=12 V 30 A 28 A 24 A 22 A 19 A 14 A 5.2 A 40 A 34 A 28 A 26 A 22 A 19 A 6.5 A 47 A 40 A 34 A 30 A 26 A 24 A 8.5 A Short Circuit Surge Transient - 0.5 A 2s 1 A 2s Ripple and Noise (rms) Vo=1.2 - 1.8 V Vo=2.5 V Vo=3.3 V Vo=5.0 V Vo=12 V - - - - - 6 mV 10 mV 12 mV 25 mV 30 mV 12 mV 20 mV 25 mV 50 mV 55 mV Ripple and Noise (pk-pk) Vo=1.2 - 1.8 V Vo=2.5 V Vo=3.3 V Vo=5.0 V Vo=12 V - - - - - 40 mV 45 mV 55 mV 70 mV 90 mV 70 mV 80 mV 90 mV 120 mV 180 mV Tested at 0-20 MHz BW, with a 1 uF ceramic capacitor and a Tantalum capacitor (refer to the min. output capacitance below for each output) at the output. Turn on Time - 35 mS 70 mS Overshoot at Turn on - 0% 5% Output Capacitance Vo=1.2 V Vo=1.5 V Vo=1.8 - 2.5 V Vo=3.3 V Vo=5.0 V Vo=12 V 470 uF 470 uF 470 uF 220 uF 100 uF 22 uF - - - - - - 20000 uF 15000 uF 10000 uF 5600 uF 4700 uF 470 uF Recommend to use AVX TPS series Tantalum capacitor as the min capacitor Transient Response Overshoot - 40 mV 80 mV 25% ~ 50% Max Load Settling Time - 80 uS 150 uS Overshoot - 40 mV 80 mV 50% ~ 25% Max Load Settling Time Vo=1.2 V - 80 uS 150 uS Overshoot - 110 mV 150 mV 25% ~ 50% Max Load Settling Time - 110 uS 180 uS Overshoot - 110 mV 150 mV 50% ~ 25% Max Load Settling Time Vo=1.5 - 1.8 V - 110 uS 180 uS Overshoot - 150 mV 250 mV 25% ~ 50% Max Load Settling Time - 120 uS 200 uS Overshoot - 150 mV 250 mV 50% ~ 25% Max Load Settling Time Vo=2.5 - 3.3 V - 120 uS 200 uS Overshoot - 220 mV 350 mV 25% ~ 50% Max Load Settling Time - 120 uS 250 uS Overshoot - 220 mV 350 mV 50% ~ 25% Max Load Settling Time Vo=5.0 V - 120 uS 250 uS Overshoot - 400 mV 650 mV 25% ~ 50% Max Load Settling Time - 150 uS 300 uS Overshoot - 400 mV 650 mV 50% ~ 25% Max Load Settling Time Vo=12 V - 150 uS 300 uS Test conditions: di/dt = 0.1 A/uS, Vin=48 V, with a 1uF ceramic capacitor and a Tantalum capacitor (refer to the min. output capacitance above for each output) at the output. Note: All specifications are typical at nominal input, full load at 25 °C unless otherwise stated. |
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