CXA20-48S3V3

CXA20 Series DC/DC CONVERTERS • • • • 20W DC/DC Converters Single and dual output 1 4:1 input voltage range No minimum load on singles 6A on 3.3V output (@ 48Vin) at 50˚C in still air Wide operating temperature with overtemperature protection • ±10% output voltage trim • Remote On/Off control • Overvoltage protection The CXA20 is a new 20W addition to the CXA family of open-frame, isolated, DC/DC converters. The five model series features a 4:1 input voltage range of 18 to 75VDC, making it suitable for a wide variety of communications and distributed power applications. With its 2.0 x 1.6 inch industry standard footprint, the CXA20 provides an easy upgrade option for new and existing Artesyn customers seeking a highperformance, cost-effective power supply. The CXA20 is available in output voltages of 3.3V, 5V, 12V, ±5V and ±12V. The 3.3V version delivering up to 6A is fully rated to 20W. Typical efficiency for the CXA20 is 83 percent. The CXA20 offers remote on/off, as well as overvoltage, overtemperature and short circuit protection features. 2 YEAR WARRANTY All specifications are typical at nominal input, full load at 25°C unless otherwise stated SPECIFICATIONS OUTPUT SPECIFICATIONS Voltage accuracy Line regulation (LL to HL) Load regulation (not incl. cross reg.) Singles/dual positives Dual negatives Full load to minimum load S3V3 Singles/dual positives Dual negatives Singles Duals (for imbalanced loads) S3V3, S05, D05 S12, D12 All models ±1.0% ±0.1% ±0.1% ±0.2% ±0.1% ±0.1% None 10% EMC CHARACTERISTICS ETS 300 386-1 table 5 Conducted emissions Radiated emissions Immunity: ESD air ESD contact EFT DC power EFT signal Radiated field enclosure Surges indoor signal Conducted (DC power) Conducted (signal) Input transients EN55022, ext. cap. (Note 5) Level A EN55022, external filter, Level B VDE0878, 48V models EN55022-B See App. Note 107 EN61000-4-2 8kV (NP), 15kV (RP) EN61000-4-2 6kV (NP), 8kV (RP) EN61000-4-4 2kV (NP), 4kV (LFS) EN61000-4-4 1kV (NP), 2kV (LFS) EN61000-4-3 10V/m (NP) EN61000-4-5 500V (RP) EN61000-4-6 10V (NP) EN61000-4-6 10V (NP) ETS 300 132-2, ETR 283 Minimum load Ripple and noise 20MHz bandwidth Temperature coefficient Overvoltage protection Short circuit protection Short 2VDC