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MIL-STD-1553 Interface Transformers
Multiplex Data BUS Pulse Transformers

 

Specifications
  • Units manufactured to MIL-PRF-21038 MIL STD 1553.
  • IMPEDANCE: Greater than 3K ohms over the band from 75kHz to 1MHz.
  • DROOP: 20% max.
  • OVERSHOOT: 1V peak.
  • COMMON MODE REJECTION (CMR): Greater than 45dB.
  • DIELECTRIC STRENGTH: All units tested at 200 V RMS.
  • INSULATION RESISTANCE: Greater than 10,000 Megohms at 300 V DC.
  • WEIGHT: 4 Grams.
  • OPERATING TEMPERATURE: -55º C to +130º C.
  • TERMINALS: Solid .012 Diameter Conductor. Solderability per MIL-STD-202, Method 208.
These pulse transformers manufactured to MIL-STD-1553 COMMAND/RESPONSE MULTIPLEX DATA BUS requirements. They also are manufactured to MIL-PRF-21038 specifications and are designed to meet MAC AIR SPECIFICATIONS A3818, A5690, A5232 and A4905.

All of these transformers exhibit superior electrical performance. Common mode rejection ratio is greater than 45dB at 1 MHz. Input impedance is greater than 3000 ohms over the band from 75 kHz to 1 MHz at 1V rms. This series possesses exceptional waveform integrity: Rise time and fall time is less than 100 nanoseconds. Overshoot and ringing is less than ±1V peak. Droop is less than 20%.

 

 

 

PICO
PART NUMBER
TURNS RATIO
PRIMARY
SECONDARY
%
DROOP
(Typical)
CMR
dB
(Typical)
SCHEMATIC
PRICE
(1-9)
68000
Series
85500
Series
68010
85510
1CT : 1CT
1CT : .707CT
1-3
1-3
4-8
5-7
10
50
A
72.69
68020
85520
1.4CT : 1CT
2CT : 1CT
1-3
1-3
4-8
5-7
10
50
A
72.69
68030
85530
1.25CT : 1CT
1.66CT : 1CT
1-3
1-3
4-8
5-7
10
50
A
72.69
68040
85540
2.3CT : 1CT
3.2CT : 1CT
1-3
1-3
4-8
5-7
10
50
A
72.69
68050
68060
68070
68080
85550
85560
85570
85580
1CT : 1CT
1CT : 1.41CT
1CT : 1.66CT
1CT : 2CT
1-3
1-3
1-3
1-3
5-7 | 4-8
5-7 | 4-8
5-7 | 4-8
5-7 | 4-8
10
10
10
10
50
50
50
50
B
B
B
B
59.92
59.92
59.92
59.92

 

 


Larger size schematic


Larger size schematic of measurement


For immediate engineering assistance or to place an order: Call Toll Free: 800-431-1064

PICO Electronics, Inc.

143 Sparks Ave. Pelham, NY 10803-1810
Tel: 914-738-1400 or Fax: 914-738-8225

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