MIL-STD-1275D Protection Board

MIL-STD-1275D Protection Board

MIL-STD-1275D Protection Board specifications are listed below.

  • TVS with high cut-off energy for 28VDC systems,
  • Using TVS selectively (screening) on each line for optimal operation,
  • Protection up to 120A/100ms high energy pulse,
  • Limiting 100V (surge) and 250V (spike) pulses below 45V,
  • Reverse voltage protection,
  • Negligible power usage in normal operation with low leakage current in the operating voltage
    range,
  • Providing protection without power loss,
  • Shunt protection,
  • Parallelizable structure.
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TECHNICIAL SPECIFICATIONS

Functional Features

  • Input Voltage
    28 VDC rated
  • Input Voltage Range
    12 – 33 VDC
  • Surge (MIL-STD-1275)
    100 V / 50 ms
  • Spike (MIL-STD-1275)
    ±250 V / 70 us
  • Mounting Holes
    M3
  • Weight
    100 gr

Electrical Interface Characteristics

  • P1 and P2 Connectors
    IPBT-105-H1-T-D-K
  • P1
    2, 3, 4, 6, 7, 8, 9, 10
    – 28VDC_RTN
    1, 5
    – –
  • P2
    1, 2, 3, 4, 5, 7, 8, 9
    – 28VDC
    10
    – 28VDC_RTN
    6
    – –