- VTA98014-01
- 465W DC/DC Multi-Output Power Drawer
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- FEATURES
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- - Up to 465 Watts Output Power
- - MIL-STD-1275A & 1332B compliant (28Vdc Input Power)
- - High Input/Output Isolation
- - Low Output Ripple
- - Continuous Short Circuit Protection
- - Thermal Protection
- - DC-Test Points / Output Status Signals
- This Power Drawer, used in Submarine Ship Control applications, features a low profile package of 11.8Ó L x 5.5Ó W x 3.3Ó H or 2.17Watt/in3. It has excellent load regulation, input filtering, and low output ripple as well as current limiting/thermal shutdown protection.
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- Input Specifications:
- Steady State Voltage................................................ 21 to 36 Vdc
- Surge Voltage.......................................................... 16 to 40 VDC
- Isolation Resistance................................................. > 40 meg-ohms
- Input Capacitive Loading ........................................ < 0.1 mF Positive or Negative to chassis
- Harmonic Distortion............................................... per MIL-STD-1399 Section 300A
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- Output Specifications:
- Nominal Nominal DC Ripple Max. Current
- Voltage Current Regulation & Noise Power Limiting
- +28 VDC 6.0 A ±1.40 Vdc <.280 Vp-p 168W 7.0 A max.
- +12 VDC 4.0 A ±0.80 Vdc <.050 Vp-p 48W 5.0 A max.
- Ð12 VDC 4.0 A ±0.80 Vdc <.050 Vp-p 48W 5.0 A max.
- +5 VDC 40.0 A ±0.25 Vdc <.050 Vp-p 200W 50.0 A max.
- Over-voltage Protection........................................... < 120% of Rated O/P Voltage, any channel
- Over-current Protection .......................................... < 125% of Full Rated Load, any channel
- Efficiency (at full load)............................................ > 70%
- Output Status ......................................................... Available on each channel. Provide Òoutput
- statusÓ when voltages are not within ±5% of nominal.
- AC Ð OK LED ....................................................... Indicates Input AC Power is ON and within specifications.
- Thermal Detection................................................... Base-plate temp @ 80 ± 2¡C (closes O/T contacts rated for 28V @ 0.5A)
- Test Points ............................................................ Available for each DC output voltage
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- Physical Specifications:
- Weight.................................................................... < 9 lbs or 4.1 kgs
- Case........................................................................ Aluminum alloys
- Finish...................................................................... Black Anodized.
- Mounting Position.................................................. Any orientation
- Connectors.............................................................. Input: DCMMY8W8P
- Output: DDMMY24W7S
- Cooling................................................................... Forced Convection cooled
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- Environmental Specifications:
- Shock...................................................................... Half Sine, 11msec, 50g. 3 axes.
- Vibration................................................................. 4-50Hz, .024Ó to .003Ó (MIL-STD-167-1)
- Temperature............................................................ Operating: 0¡C to +70¡C
- Storage: -10¡C to +70¡C
- Electromagnetic Susceptibility/Emissions............... MIL-STD-461
- Altitude.................................................................... 15,000 ft @ 25¡C or less
- Humidity................................................................. Operating: 20% to 80% non-condensing
- Storage: 20% to 80% non-condensing
- Reliability Prediction (MIL-HDBK-217F)............. >166000 hrs 50¡C, Naval Sheltered
