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SMT40C-12SADJJ Datasheet(PDF) 2 Page - Emerson Network Power |
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SMT40C-12SADJJ Datasheet(HTML) 2 Page - Emerson Network Power |
2 / 4 page Rev.06.25.07 smt40c 2 of 4 Embedded Power for Business-Critical Continuity All specifications are typical at nominal input Vin = 12V, full load at 25 °C unless otherwise stated. Specifications OUTPUT SPECIFICATIONS Voltage adjustability (See Note 5) 0.9-5.0 Vdc Output setpoint accuracy 1.0% trim resistors ±3.0% Line regulation Low line to high line ±0.2% max. Load regulation Full load to min. load ±1.5% max. Min/max load 0 A/40 A Overshoot At turn-on 1.0% max. Undershoot At turn-off 100 mV max. Ripple and noise (See Note 1) 50 mV pk-pk 5 Hz to 20 MHz 15 mV rms Transient response 75 mV max. deviation (See Note 2) 50 μs recovery to within regulation band Current share Full load ±10% INPUT SPECIFICATIONS Input voltage range 10.2-13.8 Vdc Input current Minimum load 290 mA Remote OFF 30 mA Input current (max.) 22 A max @ lo max and Vin = 10.2 V Input reflected ripple (See Note 4) 150 mA pk-pk Remote ON/OFF Logic compatibility Positive logic ON >2.4 Vdc OFF <0.8 Vdc Start-up time Power up <30 ms (See Note 8) Remote ON/OFF <30 ms Turn ON threshold 9.0 Vdc typ. Turn OFF threshold 7.6 Vdc typ. GENERAL SPECIFICATIONS Efficiency 92% typ. Switching frequency Fixed 300 kHz typ. Approvals and (See Note 7) TÜV Product Services standards IEC60950, UL/cUL60950 Material flammability UL94V-0 Weight 28.3 g (1.0 oz) Coplanarity 150 μm MTBF Telcordia SR-332, 4,585,991 hours method II @ 40 ºC ENVIRONMENTAL SPECIFICATIONS Thermal performance Operating ambient, 0 °C to +80 °C (See Note 9) temperature Non-operating -40 °C to +125 °C PROTECTION Short-circuit Foldback, non-latching Over-temperature Hiccup, non-latching RECOMMENDED SYSTEM CAPACITANCE Input capacitance (See Note 10) 2 x 270 μF/20 mW ESR max. Output capacitance (See Note 10) 3 x 680 μF/10 mW ESR max. |
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