MIL-STD-1553 Transformers Dual Ratio THT QPL Pulse Transformers Qualified for use in QPL MIL-STD-1553 applications Dual ratio in a single package (see Schematic) MSL: 1 Designed, built, and tested to MIL-PRF-21038 Levels* C, M, and T Two packages available: Package A without standoffs, and Package G with standoffs Built in ISO 9001 facility Applicable specifications Summary Performance Specifications n MIL-STD-1553B Impedance (see next page) n MIL-STD-202 Droop 20% Overshoot 1V MAX n MIL-PRF-21038 Common Mode Rejection (CMR) 45dB n ISO 9001 Frequency Range (no load) 75kHz to 1MHz * n Level C - for high reliability commercial/industrial applications Operating Temperature Range -55C to 130C n Level M - for general purpose military applications Weight 5 grams n Level T - for high reliability critical military applications Insualtion Resistance (MIN) 10K M 250Vdc Dielectric Withstanding Voltage 100Vrms Package A Package G Notes: 1. All dimensions are in inches. 2. Tolerances: .xx = +.008 3. All specifications and dimensions are subject to change without notice. 1 pulseelectronics.com M224.B (11/14)MIL-STD-1553 Transformers Dual Ratio THT QPL Pulse Transformers Characteristics Military Pulse Height Ratio RDC Impedance Line Level Package Terminals Designation No. Part No. (in. MAX) (3%) ( MAX) ( MIN) 1 C M21038/27-01C QC1553-1 1-3:4-8 1CT:1CT 1-3 3.0 (1-3) 2 M M21038/27-01 Q1553-1 A .250 1-3:5-7 1CT:.707CT 4-8 3.0 4,000 3 T M21038/27-01T QT1553-1 4 C M21038/27-02C QC1553-2 1-3:4-8 1.4CT:1CT 1-3 3.5 (1-3) 5 M M21038/27-02 Q1553-2 A .250 1-3:5-7 2CT:1CT 4-8 3.0 7,200 6 T M21038/27-02T QT1553-2 7 C M21038/27-03C QC1553-3 1-3:4-8 1.25CT:1CT 1-3 3.2 (1-3) 8 M M21038/27-03 Q1553-3 A .250 1-3:5-7 1.66CT:1CT 4-8 3.0 4,000 9 T M21038/27-03T QT1553-3 10 C M21038/27-10C QC1553-5* 1-3:4-8 1CT:2.12CT 1-3 1.0 (4-8) 11 M M21038/27-10 Q1553-5* A .250 1-3:5-7 1CT:1.5CT 4-8 3.5 4,000 12 T M21038/27-10T QT1553-5* 13 C M21038/27-21C QC1553-81 1-3:4-8 1CT:1CT 1-3 3.0 (1-3) 14 M M21038/27-21 Q1553-81 G .275 1-3:5-7 1CT:.707CT 4-8 3.0 4,000 15 T M21038/27-21T QT1553-81 16 C M21038/27-22C QC1553-82 1-3:4-8 1.4CT:1CT 1-3 3.5 (1-3) 17 M M21038/27-22 Q1553-82 G .275 1-3:5-7 2CT:1CT 4-8 3.0 7,200 18 T M21038/27-22T QT1553-82 19 C M21038/27-23C QC1553-83 1-3:4-8 1.25CT:1CT 1-3 3.2 (1-3) 20 M M21038/27-23 Q1553-83 G .275 1-3:5-7 1.66CT:1CT 4-8 3.0 4,000 21 T M21038/27-23T QT1553-83 22 C M21038/27-24C QC1553-84* 1-3:4-8 1CT:2.12CT 1-3 1.0 (4-8) 23 M M21038/27-24 Q1553-84* G .275 1-3:5-7 1CT:1.5CT 4-8 3.5 4,000 24 T M21038/27-24T QT1553-84* 25 C M21038/27-25C QC1553-85* 1-3:4-8 1CT:2.50CT 1-3 1.0 (4-8) 26 M M21038/27-25 Q1553-85* G .275 1-3:5-7 1CT:1.79CT 4-8 3.5 4,000 27 T M21038/27-25T QT1553-85* 28 C M21038/27-26C QC1553-45* 1-3:4-8 1CT:2.50CT 1-3 1.0 (4-8) 29 M M21038/27-26 Q1553-45* A .250 1-3:5-7 1CT:1.79CT 4-8 3.5 4,000 30 T M21038/27-26T QT1553-45* *NOTE: Designed for transceivers utilizing a single supply voltage (+5V). 2 pulseelectronics.com M224.B (11/14)