M223.D (06/19)
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MIL-STD-1553 Transformers
Qualified for use in QPL MIL-STD-1553 applications
Single ratio packages (see Schematics)
Moisture Sensitivity Level: 1
Designed, built, and tested to MIL-PRF-21038
Levels* C, M, and T
Package C is 4-lead; package D is 6-lead (center tap)
Built in ISO 9001 facility
Applicable specifications
n
MIL-STD-1553B
n
MIL-STD-202
n
MIL-PRF-21038
n
ISO 9001
*
n
Level C - for high reliability commercial/industrial applications
n
Level M - for general purpose military applications
n
Level T - for high reliability critical military applications
Impedance (see table below)
Droop ≤ 20%
Overshoot ±1V MAX
Common Mode Rejection (CMR) ≥ 45dB
Frequency Range (no load) 75kHz to 1MHz
Operating Temperature Range -55°C to 130°C
Weight ≤ 5 grams
Insualtion Resistance (MIN) 10K MΩ @ 250Vdc
Dielectric Withstanding Voltage 100Vrms
Summary Performance Specifications
Line Level Military Pulse Package Height Terminals Ratio RDC Impedance
Designation No. Part No. (in. MAX) (±3%) (W MAX) (W MIN)
1 C M21038/27-05C QC1553-20 1-2 2.2 (4-3)
2 M M21038/27-05 Q1553-20 C .250 1-2:4-3 1:1.41 4-3 2.7 3,000
3 T M21038/27-05T QT1553-20
4 C M21038/27-06C QC1553-21 1-5 2.5 (6-2)
5 M M21038/27-06 Q1553-21 D .250 1-5:6.2 1CT:1CT 6-2 2.8 3,000
6 T M21038/27-06T QT1553-21
7 C M21038/27-07C QC1553-22 1-5 2.2 (6-2)
8 M M21038/27-07 Q1553-22 D .250 1-5:6.2 1CT:1.41CT 6-2 2.7 3,000
9 T M21038/27-07T QT1553-22
10 C M21038/27-08C QC1553-23 1-5 1.5 (6-2)
11 M M21038/27-08 Q1553-23 D .250 1-5:6.2 1CT:1.66CT 6-2 2.4 3,000
12 T M21038/27-08T QT1553-23
13 C M21038/27-09C QC1553-24 1-5 1.3 (6-2)
14 M M21038/27-09 Q1553-24 D .250 1-5:6.2 1CT:2CT 6-2 2.6 3,000
15 T M21038/27-09T QT1553-24
16 C M21038/27-28C QC1553-25* 1-3 0.90 (6-2)
17 M M21038/27-28 Q1553-25* D .250 1-5:6.2 1CT:1.5CT 6-2 2.5 3,000
18 T M21038/27-28T QT1553-25*
19 C M21038/27-29C QC1553-51* 1-5 0.90 (6-2)
20 M M21038/27-29 Q1553-51* D .250 1-5:6.2 1CT:1.79CT 6-2 2.5 3,000
21 T M21038/27-29T QT1553-51*
22 C M21038/27-30C QC1553-52* 1-5 1.0 (6-2)
23 M M21038/27-30 Q1553-52* D .250 1-5:6.2 1CT:2.5CT 6-2 2.8 3,000
24 T M21038/27-30T QT1553-52*
Characteristics
*NOTE: Designed for transceivers utilizing a single supply voltage (+5V).
Single Ratio THT QPL Pulse Transformers
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M223.D (06/19)
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MIL-STD-1553 Transformers
Single Ratio THT QPL Pulse Transformers.
Ruggedized
Schematics Package C Mechanical
Schematics Package D Mechanical
Notes:
1. All dimensions are in inches.
2. Tolerances: .xx = +.010, .xxx = +.008
3. All specifications and dimensions
are subject to change without notice.
Notes:
1. Weight............... 4.08gm
2. Pan/Tube Size= 1
Notes:
1. Weight............... 0.02gm
2. Pan/Tube Size= 1
M223.D (06/19)
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MIL-STD-1553 Transformers
MIL-PRF-21038/27 Inspection, Sampling, Testing
Tests Sampling Plan Tests Sampling Plan Tests Sampling Plan
N/A N/A Electrical Characteristics Sample per Thermal Shock 100%
per MIL-PRF-21038/27 Table 3
N/A N/A Visual and Mechanical Sample per Winding Continuity 100%
Inspection Table 3
N/A N/A N/A N/A Electrical Characteristics 100%
per MIL-PRF-21038/27
N/A N/A N/A N/A Impedance Sample per
Table 3
N/A N/A N/A N/A Visual and Mechanical Sample per
Inspection Table 3
Table 1 — Group A Inspection
Level “C”** Level “M” Level “T”
Tests Sampling Plan Tests Sampling Plan Tests Sampling Plan
N/A N/A Dielectric Withstanding Sample per Dielectric Withstanding Sample per
Voltage Table 3 Voltage Table 3
N/A N/A Insulation Sample per Insulation Sample per
Resistance Table 3 Resistance Table 3
Table 2 — Group B Inspection
Level “C”** Level “M” Level “T”
Lot Size Group A, Group II Inspections Group B
1 to 5 All All
6 to 13 All 5
14 to 50 13 5
51 to 90 13 7
91 to 150 13 11
151 to 280 20 13
281 to 500 29 16
501 to 1200 34 19
1,201 to 3,200 42 23
3,201 to 10,000 50 29
Table 3 — Sampling Plans for Group A and Group B Inspections
**NOTE: Parts ordered to Level C are certified to comply with MIL-PRF-21038 Level C, however testing is performed
per manufacturer’s internal requirements and sampling rates.
Single Ratio THT QPL Pulse Transformers.
Ruggedized
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