參數(shù)資料
      型號: LMZ1901-9PF
      元件分類: 電源模塊
      英文描述: 1-OUTPUT 50 W AC-DC REG PWR SUPPLY MODULE
      封裝: METAL, CASE M02, MODULE
      文件頁數(shù): 7/25頁
      文件大小: 569K
      代理商: LMZ1901-9PF
      Cassette Style
      DC-DC Converters
      M Series
      Edition 01/01.2001
      15/25
      Table 13: MTBF
      Values at specified
      Module types
      Ground benign
      Ground fixed
      Ground mobile
      Unit
      case temperature
      40
      °C40°C70°C50°C
      MTBF 1
      A...LM 1000 and C...LMZ 1000
      320'000
      130'000
      40'000
      35'000
      h
      A...LM 2000 and C...LMZ 2000
      255'000
      105'000
      32'000
      28'000
      A...LM 3000 and C...LMZ 3000
      225'000
      80'000
      28'000
      25'000
      Device hours 2
      A...LM 1000 and C...LMZ 1000
      880'000
      A...LM 2000 and C...LMZ 2000
      720'000
      A...LM 3000 and C...LMZ 3000
      740'000
      1 Calculated in accordance with MIL-HDBK-217E (calculation according to edition F would show even better results)
      2 Statistical values, based on an average of 4300 working hours per year and in general field use, over 3 years
      Immunity to Environmental Conditions
      Table 11: Mechanical stress
      Test method
      Standard
      Test conditions
      Status
      Ca
      Damp heat
      IEC/DIN IEC 60068-2-3
      Temperature:
      40 ±2
      °C
      Unit not
      steady state
      MIL-STD-810D section 507.2
      Relative humidity:
      93 +2/-3 %
      operating
      Duration:
      56 days
      Ea
      Shock
      IEC/EN/DIN EN 60068-2-27
      Acceleration amplitude:
      100 gn = 981 m/s2
      Unit
      (half-sinusoidal)
      MIL-STD-810D section 516.3
      Bump duration:
      6 ms
      operating
      Number of bumps:
      18 (3 each direction)
      Eb
      Bump
      IEC/EN/DIN EN 60068-2-29
      Acceleration amplitude:
      40 gn = 392 m/s2
      Unit
      (half-sinusoidal)
      MIL-STD-810D section 516.3
      Bump duration:
      6 ms
      operating
      Number of bumps:
      6000 (1000 each direction)
      Fc
      Vibration
      IEC/EN/DIN EN 60068-2-6
      Acceleration amplitude:
      0.35 mm (10...60 Hz)
      Unit
      (sinusoidal)
      MIL-STD-810D section 514.3
      5 gn = 49 m/s2 (60...2000 Hz)
      operating
      Frequency (1 Oct/min):
      10...2000 Hz
      Test duration:
      7.5 h (2.5 h each axis)
      Fda
      Random vibration
      IEC 60068-2-35
      Acceleration spectral density: 0.05 gn2/Hz
      Unit
      wide band
      DIN 40046 part 23
      Frequency band:
      20...500 Hz
      operating
      Reproducibility
      Acceleration magnitude:
      4.9 gn rms
      high
      Test duration:
      3 h (1 h each axis)
      Kb
      Salt mist, cyclic
      IEC/EN/DIN IEC 60068-2-52
      Concentration:
      5% (30
      °C)
      Unit not
      (sodium chloride
      Duration:
      2 h per cycle
      operating
      NaCl solution)
      Storage:
      40
      °C, 93% rel. humidity
      Storage duration:
      22 h per cycle
      Number of cycles:
      3
      Table 12: Temperature specifications, valid for an air pressure of 800...1200 hPa (800...1200 mbar)
      Temperature
      Standard -7
      Option -9
      Characteristics
      Conditions
      min
      max
      min
      max
      Unit
      TA
      Ambient temperature 1
      Operational 2
      –25
      71
      –40
      71
      °C
      TC
      Case temperature 3
      –25
      95
      –40
      95
      TS
      Storage temperature 1
      Non operational
      –40
      100
      –55
      100
      1 MIL-STD-810D section 501.2 and 502.2.
      2 See: Thermal Considerations.
      3 Overtemperature lock-out at TC >95°C (PTC).
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