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MIL-STD-1275A

Features: Inputs: 28Vdc per MIL-STD-704A,MIL-STD-1275A 270Vdc per MIL-STD-704D/EOutputs: 1 to 3, 2 to 48Vdc Up to 5W/in3 MIL-STD-461C/D/E EMI compliance High efficiency Remote sense ZVS/ZCS power architecture Low noise FM control Reverse polarity protection Size - 1- up: 8.6 x 2.5 x 0.99 (219,...

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MIL-STD-1275A: Features: Inputs: 28Vdc per MIL-STD-704A,MIL-STD-1275A 270Vdc per MIL-STD-704D/EOutputs: 1 to 3, 2 to 48Vdc Up to 5W/in3 MIL-STD-461C/D/E EMI compliance High efficiency Remote sense ZVS/ZCS power a...

MIL-STD-1275A Data Sheet

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Part Number:
MIL-STD-1275A
Supply Ability:
5000

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  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Product Details

Description



Features:

 Inputs:
   28Vdc per MIL-STD-704A,MIL-STD-1275A
   270Vdc per MIL-STD-704D/E
 Outputs: 1 to 3, 2 to 48Vdc
Up to 5W/in3
MIL-STD-461C/D/E EMI compliance
High efficiency
Remote sense
ZVS/ZCS power architecture
Low noise FM control
Reverse polarity protection
Size - 1- up: 8.6" x 2.5" x 0.99"
   (219,2 x 64,5 x 25,1mm)
Size - 2- up: 8.6" x 4.9" x 0.99"
   (219,2 x 126,0 x 25,1mm)
Size - 3- up: 8.6" x 7.3" x 0.99"
   (219,2 x 187,45 x 25,1mm)


Specifications

PARAMETER

MIN

 TYP MAX UNITS NOTES
Input Characteristics          
28Vdc input modules          
Steady state input 18 28 50 Vdc  
Low line lockout     16 Vdc Automatic recovery
Input spike limit -600   +600 Vdc 20s, 50per MIL-STD-704A
-250   +250 Vdc 100s, 15mJ per MIL-STD-1275A
Input surge limit     100 Vdc 60mS, 0.5 per MIL-STD-1275A
Overvoltage shutdown 50     Vdc 100mS automatic recovery
Reverse polarity protection         Shunt diode: input fuse required
Recommended fuse     10(1) Amps F03A type
270Vdc input modules          
Steady state input 125 270 270 Vdc  
Low line lockout     125 Vdc Automatic recovery
Input spike limit     +800 Vdc 20s, 50
  -600   +600 Vdc 100s, 15mJ
Input surge limit     500 Vdc 100ms, 0.5
Overvoltage shutdown 400     Vdc 100s automatic recovery
Reverse polarity protection         Shunt diode: input fuse required
Recommended fuse     2(1) Amps F03A type
All models          
No load power dissipation   1.5(1) 2(1) Watts  
Master disable input current(2) 4     mA Sink; disables all outputs
(Absolute max., 20mA)          
nrush current   110 125 %, Iin Steady state Iin, 10ms
EMC Characteristics; MIL-STD-461C/D/E          
Input power leads          
Conducted emissions CE01,CE03,CE07 MIL-STD-461C - 1-up
  CE101,CE102 MIL-STD-461D - 1-up
  CE101 MIL-STD-461E - 2-up & 3-up
Conducted susceptibility CS01,CS02,CS06 MIL-STD-461C - 1-up
  CS101,CS114,CS116 MIL-STD-461D - 1-up
  CS101,CS114,CS116 MIL-STD-461E - 2-up & 3-up
Output Characteristics    
Setpoint accuracy   0.5 1.0 %Vnom LL to HL, NL to 10%
Load/line regulation   0.2 0.5 %Vnom LL to HL, 10% to FL
    0.05 0.2 %Vnom  
Output temperature drift   0.01 0.02 %/°C Whichever is greater
Output noise p-p   1.0 1.5 %Vnom 20MHz BW
    100 150 mV  
Output voltage trimming(3) 50   110 %Vnom  
Remote sense compensation 0.5     Vdc  
OVP setpoint 115 125 135 Vnom Latching
Current limit 105   125 %Inom Auto restart
Short circuit current(4) 20   130 %Inom  
Isolation Characteristics          
Input to output 4,242     Vrms 1 min.
Input to case          
28Vdc input 2,121     Vrms 1 min.
270Vdc input 2,500     Vrms 1 min.
Output to case 500     Vrms 1 min.
Thermal Characteristics          
Efficiency   81   %  
Operating temperature, case     +85 See product grade
Storage temperature     +100 See product grade
Shutdown temperature +90 +95 +105 Cool and recycle power to restart
Mechanical Specifications          
Weight          
1-up 1.2 (544)   pounds (grams)
2-up 2.4 (1248)   pounds (grams)
3-up 3.6 (1633)   pounds (grams)
Connector screw torque 3.5 (0.4)   inches-pounds (N-M)



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