SMHF42 Series™ – 35 to 55 Volts In – 5 Watts | DC-DC Converters | Space

 

SMHF42 Series™ – 35 to 55 Volts In – 5 Watts

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NEW! Interpoint® SMHF42 Series™ designed for 42 V and 50 V satellite busses. Screened to MIL-PRF-38534 Class H and K and RHA levels of L (50 krad) and R (100 krad). They provide 15 watts of output power in single or dual outputs, up to 55 Vin. For more information fill out a Sales Inquiry Form, email powerapps@crane-eg.com or call +1 425-882-3100 (option 6).

Single event effects (SEE) LET performance to 86 MeV cm2 mg
Total ionizing dose (TID) guaranteed to 100 krad(Si), RHA level R
  • Operating temperature -55° to +125°C
  • Screening to MIL-PRF-38534
  • Single and dual models
  • RHA 50 krad (Si) or 100 krad (Si)
  • Input voltage range 35 to 55 VDC
  • 80 V Transient protection for 50 ms
  • Fully Isolated
  • Fixed high frequency switching
  • Inhibit function
  • Synchronization input and output
  • Indefinite short circuit protection
  • High power density, 82% efficiency
  • Case size (hermetically sealed):
    • 1.460 × 1.130 × 0.330 (37.08 × 28.70 × 8.38 mm)
    • Flanged 2.005 × 1.130 × 0.330 (50.93 × 28.70 × 8.38 mm)
  • Design analysis including WCRA, ETSA, FMEA, MTBF, ICA available

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Model Vout Power Efficiency
SMHF4205D 5, 5 8.4 79%
SMHF4205S 5 12 79%
SMHF4207D 7, -7 1.19 80%
SMHF4212D 12, 12 10.5 80%
SMHF4212S 12 15 80%
SMHF4215D 15, 15 10.5 82%
SMHF4215S 15 16 81%
SMHF423R3S 3.3 8 72%
SMHF425R2S 5.2 12.5 80%