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SRAH-03C250 Datasheet(PDF) 2 Page - Bel Fuse Inc. |
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SRAH-03C250 Datasheet(HTML) 2 Page - Bel Fuse Inc. |
2 / 9 page Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com NON-ISOLATED DC/DC CONVERTERS 3.3 Vdc Input 0.9 Vdc - 2.5 Vdc/3 A Output Input Specifications (continued) Parameter Min Typ Max Notes Input Reflected Ripple Current (pk-pk) - 50 mA 100 mA Input Reflected Ripple Current (rms) - 15 mA 25 mA With simulated source impedance of 500 nH, 5 Hz to 20 MHz; use a 270 uF/6.3 V capacitor with ESR=0.03 ohm max, at 100 kHz. I 2t Inrush Current Transient - 0.01 A 2s 0.02 A 2s Turn on Voltage Threshold - 2.7 V - Turn off Voltage Threshold - 2.4 V - Note : All specifications are typical at 25 °C unless otherwise stated. Output Specifications Parameter Min Typ Max Notes Output Voltage Set Point VO=2.5 V VO=1.8 V VO=1.5 V VO=1.2 V VO=0.9 V 2.450 V 1.764 V 1.470 V 1.176 V 0.882 V 2.5 V 1.8 V 1.5 V 1.2 V 0.9 V 2.550 V 1.836 V 1.530 V 1.224 V 0.918 V Test conditions: Vin=3.3 V, Io= full load Line Regulation VO=2.5 V VO=1.8 V VO=1.5 V VO=1.2 V VO=0.9 V - - - - - 1 mV 1 mV 1 mV 1 mV 1 mV 5 mV 5 mV 5 mV 5 mV 5 mV Load Regulation VO=2.5 V VO=1.8 V VO=1.5 V VO=1.2 V VO=0.9 V - - - - - 1 mV 1 mV 1 mV 1 mV 1 mV 5 mV 5 mV 5 mV 5 mV 5 mV Regulation Over Temperature (-40 °C to +85 °C) VO=2.5 V VO=1.8 V VO=1.5 V VO=1.2 V VO=0.9 V - - - - - 10 mV 10 mV 10 mV 10 mV 10 mV 20 mV 20 mV 20 mV 20 mV 20 mV Output Current 0 A - 3 A Current Limit Threshold 5 A - 9 A Short Circuit Surge Transient VO=2.5 V VO=1.8 V VO=1.5 V VO=1.2 V VO=0.9 V - - - - - 0.04 A 2s 0.04 A 2s 0.04 A 2s 0.04 A 2s 0.04 A 2s 0.08 A 2s 0.08 A 2s 0.08 A 2s 0.08 A 2s 0.08 A 2s |
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