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MIL-STD-1553 Transformers
Low Profile SMT Dual non-QPL Interface Transformers
These non-QPL interface transformers are built and tested in ISO 9001 approved facilities. They
conform to all electrical and physical parameters of MIL-PRF-21038/27. Choose one of three
operating temperature ranges including 0° to +70°C, -40° to +85°C, or -55° to +125°C.
Operating
Temperature
0° to 70°C
-40° to +85°C
-55° to +125°C
Flat Pack
Prefix
DFLC
DFLN
DFL
Gull Wing
Prefix
DGLC
DGLN
DGL
Summary Performance Specifications
Impedance
Droop
Overshoot
Common Mode Rejection (CMR)
Frequency Range (no load)
Operating Temperature Range
Weight
Insualtion Resistance (MIN)
Dielectric Withstanding Voltage
(see table below)
£ 20%
±1V MAX
³ 45dB
75kHz to 1MHz
(see table above)
£ 5 grams
10K MΩ @ 250Vdc
100Vrms
Dual ratio, dual interface (see schematic)
Surface Mount, flat pack or gull wing package
MSL: 3
For use in MIL-STD-1553 applications
Low profile, 0.155 inches height
Performance to MIL-PRF-21038 requirements
Built in ISO 9001 facility
Applicable specifications:
n MIL-STD-1553B
n MIL-STD-202
n
MIL-PRF-21038
Schematic n ISO 9001
Characteristics
(Ω MAX)Impedance
Part Number TermimalsRatio (±3%)RDC
(Ω MIN)
1-3 : 16-13 / 5-7 : 12-9
1CT:1CT
1-3,
5-7
=
3.0
(1-3,
5-7)
(XXXX)1553-1
1-3 : 15-14 / 5-7 : 11-10
1CT:.707CT
16-13, 12-9 = 3.0
4,000
1-3 : 16-13 / 5-7 : 12-9
1.4CT:1CT
1-3,5-7 =3.5
(1-3, 5-7)
(XXXX)1553-2
1-3 : 15-14 / 5-7 : 11-10
2CT:1CT
16-13,
12-9
=
3.0
7,200
1-3 : 16-13 / 5-7 : 12-9
1.25CT:1CT
1-3,
5-7
=
3.2
(1-3,
5-7)
(XXXX)1553-3
1-3 : 15-14 / 5-7 : 11-10
1.66CT:1CT
16-13, 12-9= 3.0
4,000
5-7 = 1.0
1-3 : 16-13 / 5-7 : 12-9
1CT:2.12CT
2
1-3,
(16-13,
12-9) (XXXX)1553-5
1-3 : 15-14 / 5-7 : 11-10
1CT:1.5CT
16-13,12-9 = 3.5
4,000 1-3,
1-3 : 16-13 / 5-7 : 12-9
1CT:2.5CT
2
5-7 = 1.0
(16-13, 12-9)
(XXXX)1553-45
1-3 : 15-14 / 5-7 : 11-10
1CT:1.79CT
16-13, 12-9 = 3.5
4,000
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NOTE: 1. Refer to prefix table (above) to select temperature range. 2. Designed for transceivers utilizing a single supply voltage (+5V). Flat Pack
Mechanicals
Notes:
1. All dimensions are in inches.
2. Tolerances: .xx = +.008
3. All specifications and dimensions
are subject to change without notice.
Gull Wing
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pulseelectronics.com
M229.B (11/14)
MIL-STD-1553 Transformers
Low Profile SMT Dual non-QPL Interface Transformers
MIL-PRF-21038/27 Inspection, Sampling, Testing
Table 1 — Group A Inspection
Level “C”**
Level “M”
Level “T”
Sampling Plan
Tests
Sampling Plan
Tests
Electrical Characteristics
Sample per
N/A
N/A
Thermal Shock
per MIL-PRF-21038/27
Table 3
Visual and Mechanical
Sample per
N/A
N/A
Winding Continuity
Inspection
Table 3
Electrical Characteristics
N/A
N/A
N/A
N/A
per MIL-PRF-21038/27
N/A
N/A
N/A
N/A
Impedance
Visual and Mechanical
N/A
N/A
N/A
N/A
Inspection
Tests
Sampling Plan
100%
100%
100%
Sample per
Table 3
Sample per
Table 3
Table 2 — Group B Inspection
Level “C”**
Tests
Level “M”
Sampling Plan
N/A
N/A
N/A
N/A
Tests
Dielectric Withstanding
Voltage
Insulation
Resistance
Level “T”
Sampling Plan
Sample per
Table 3
Sample per
Table 3
Tests
Sampling Plan
Dielectric Withstanding
Voltage
Insulation
Resistance
Sample per
Table 3
Sample per
Table 3
Table 3 — Sampling Plans for Group A and Group B Inspections
Lot Size
1 to 5
6 to 13
14 to 50
51 to 90
91 to 150 151 to 280
281 to 500
501 to 1200
1,201 to 3,200
3,201 to 10,000
Group A, Group II Inspections
All
All
13
13
13
20
29
34
42
50
Group B
All
5
5
7
11
13
16
19
23
29
**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.
For More Information
Pulse North America
Headquarters
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Bristol, PA 19007
U.S.A.
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71083 Herrenberg
Germany
Tel: 215 781 6400
Fax: 215 781 6403
Tel: 49 7032 7806 0
Fax: 49 7032 7806 12
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B402, Shenzhen Academy of
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10th Kejinan Road
High-Tech Zone
Nanshan District
Shenzen, PR China 518057
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Pulse North China
Room 2704/2705
Super Ocean Finance Ctr.
2067 Yan An Road West
Shanghai 200336
China
Pulse South Asia
135 Joo Seng Road
#03-02
PM Industrial Bldg.
Singapore 368363
Pulse North Asia
3F No. 198, Zhongyuan Road
Zhongli City
Taoyuan County (32068)
Taiwan
Tel: 86 21 62787060
Fax: 86 2162786973
Tel: 65 6287 8998
Fax: 65 6287 8998
Tel: 886 3 4356768
Fax: 886 3 4356823
Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product names mentioned herein may be
trademarks or registered trademarks of their respective owners. © Copyright, 2013. Pulse Electronics, Inc. All rights reserved.
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