VOF-70B-48

Additional Resources: Product Page | 3D Model date 05/11/2021 page 1 of 5 SERIES: VOF-70B │ DESCRIPTION: AC-DC POWER SUPPLY FEATURES • • • • • safety Class II design industry standard 2” x 4” footprint no-load power consumption < 0.3 W EN 55032 Class B radiated emissions 5k meters high altitude operation MODEL output voltage output current output power ripple and noise1 efficiency2 (Vdc) max (A) max (W) max (mVp-p) typ (%) VOF-70B-12 12 5.84 70 120 87 VOF-70B-24 24 2.92 70 240 89 VOF-70B-48 48 1.46 70 300 89 Notes: 1. Measured at output within 20 MHz BW, at rated line voltage and output load, with a 10 µF tantalum and a 0.1 µF ceramic capacitor across the output. 2. At 230 Vac. PART NUMBER KEY VOF-70B - XX Base Number Output Voltage cui.com Additional Resources: Product Page | 3D Model CUI Inc │ SERIES: VOF-70B │ DESCRIPTION: AC-DC POWER SUPPLY date 05/11/2021 │ page 2 of 5 INPUT parameter conditions/description min voltage typ 90 frequency 47 max units 264 Vac 63 Hz current at 115 Vac at 230 Vac 1.8 0.9 A A inrush current at 230 Vac, cold start, 25 °C 90 A leakage current at 264 Vac, 63 Hz no load power consumption at 110 Vac at 230 Vac 0.25 mA 0.2 0.3 W W max units OUTPUT parameter conditions/description min initial set point accuracy typ ±3 line regulation at full load load regulation at 10% to full load ±1 adjustability built in trim pot ±5 start-up time at 100 Vac, full load rise time at 100 Vac, full load hold-up time at 115 Vac, full load 10 switching frequency at full load 60 % ±0.5 % % % 1 50 s ms ms temperature coefficient 85 kHz ±0.04 %/°C max units 130 % max units PROTECTIONS parameter conditions/description min over voltage protection latch off 110 over current protection auto recovery short circuit protection auto recovery over temperature protection auto recovery typ SAFETY & COMPLIANCE parameter conditions/description isolation voltage input to output safety approvals UL 62368-1, EN 62368-1, IEC 62368-1 safety class Class II conducted emissions EN 55032 Class B, FCC Class B radiated emissions EN 55032 Class B, FCC Class B input current harmonics EN 61000-3-2 Class A voltage fluctuation and flicker EN 61000-3-3 ESD immunity EN 61000-4-2, air: ±8 kV; contact: ±4 kV contact radiated field immunity EN 61000-4-3, 3 V/m electrical fast transient immunity EN 61000-4-4, ±2 kV Notes: min typ 3,000 Vac 3. The power supply is considered a component which will be installed into final equipment. The final equipment still must be tested to meet the necessary EMC directives. cui.com Additional Resources: Product Page | 3D Model CUI Inc │ SERIES: VOF-70B │ DESCRIPTION: AC-DC POWER SUPPLY date 05/11/2021 │ page 3 of 5 SAFETY & COMPLIANCE (CONTINUED) parameter conditions/description surge immunity EN 61000-4-5, ±2 kV diff, ±4 kV com conducted immunity EN 61000-4-6, 3 Vrms magnetic field immunity EN 61000-4-8, 50 Hz, 1 A/m (rms), Class A voltage dips, interruptions EN 61000-4-11: voltage dips 30% reduction for 500 ms, Class A voltage dips >95% reduction for 10 ms, Class A voltage dips >95% reduction for 5000 ms, Class B MTBF as per MIL-HDBK-217F, 25°C, full load RoHS yes Notes: min typ max 350,000 units hours 4. The power supply is considered a component which will be installed into final equipment. The final equipment still must be tested to meet the necessary EMC directives. ENVIRONMENTAL parameter conditions/description min operating temperature see derating curves storage temperature operating humidity non-condensing max units -20 70 °C -40 85 °C 95 % 5,000 m 5 altitude DERATING CURVES EFFICIENCY CURVES cui.com typ Additional Resources: Product Page | 3D Model CUI Inc │ SERIES: VOF-70B │ DESCRIPTION: AC-DC POWER SUPPLY date 05/11/2021 │ page 4 of 5 EFFICIENCY CURVES (CONTINUED) MECHANICAL parameter conditions/description min dimensions 101.6 x 50.8 x 31.6 (4.0 x 2.0 x 1.24 inch) weight typ natural convection CN100 input connector CN100 mates with Jowle A3961H02-3P, crimp pin A3961T2P-2C, or Molex 09-50-3031, crimp pin 2478 series CN200 output connector CN200 mates with Jowle A3961H02-4P, crimp pin A3961T2P-2C, or Molex 09-50-3041, crimp pin 2478 series MECHANICAL DRAWING units: mm tolerance: X≤30: ±0.25 mm 30