Electrical Power Solutions: Interpoint® SMHF42 Series

Electrical Power Solutions: Interpoint® SMHF42 Series

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SMHF42 Series™ – 35 to 55 Volt Input – 15 Watts

Product Type: DC-DC Converters
Application: Space

NEW! Interpoint® SMHF42 Series™ designed for 42 V and 50 V satellite buses. They provide 15 watts of output power in single or dual outputs, up to 55 Vin. 

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
  • SMD numbers to Class H or K pending validation
  • Single and dual models
  • RHA L, 50 krad (Si) or R, 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
Model Input Voltage Number of Outputs Output Voltage Total Output Power (W)/Current (A) Efficiency
Model: SMHF423R3S Input Voltage: 55 Number of Outputs: 1 Output Voltage: 3.3 Total Output Power (W)/Current (A): 8 Efficiency: 72
Model: SMHF4205S Input Voltage: 55 Number of Outputs: 1 Output Voltage: 5 Total Output Power (W)/Current (A): 12 Efficiency: 79
Model: SMHF425R2S Input Voltage: 55 Number of Outputs: 1 Output Voltage: 5.2 Total Output Power (W)/Current (A): 12.5 Efficiency: 80
Model: SMHF4212S Input Voltage: 55 Number of Outputs: 1 Output Voltage: 12 Total Output Power (W)/Current (A): 15 Efficiency: 80
Model: SMHF4215S Input Voltage: 55 Number of Outputs: 1 Output Voltage: 15 Total Output Power (W)/Current (A): 15 Efficiency: 81
Model: SMHF4205D Input Voltage: 55 Number of Outputs: 2 Output Voltage: ±5 Total Output Power (W)/Current (A): 12 Efficiency: 79
Model: SMHF4207D Input Voltage: 55 Number of Outputs: 2 Output Voltage: ±7 Total Output Power (W)/Current (A): 11.9 Efficiency: 80
Model: SMHF4212D Input Voltage: 55 Number of Outputs: 2 Output Voltage: ±12 Total Output Power (W)/Current (A): 15 Efficiency: 80
Model: SMHF4215D Input Voltage: 55 Number of Outputs: 2 Output Voltage: ±15 Total Output Power (W)/Current (A): 15 Efficiency: 82