SMQT1553-45

Dual Ratio QPL SMT MIL-STD-1553 Pulse Transformer

For Tape & Reel packaging, add “T” suffix at the end of the part number: i.e. SMQT1553-45T.

Note: not all products have a Tape and Reel option. Please check datasheet for availability.

Weight 5 g
Dimensions 15.86 × 15.86 × 6.35 mm
Mounting

SMT

Terminals

1-3:4-8 / 1-3:5-7

Turns Ratio

1CT:2.5CT / 1CT:1.79CT

DCR MAX (mΩ)

1, 3.5

Impedance (Ω)

4000

Droop MAX

20%

Overshoot (V)

±1V MAX

CMR MIN (dB)

45

Operating Frequency (MHz)

75 kHz to 1 MHz

IR MIN (MΩ)

10000

IR @

250 Vdc

DWV (Vrms)

100

Package

Gull-Wing

Operating Temperature

-55°C to +130°C

Storage Temperature

-55°C to +130°C

MAX Reflow Temperature (℃)

225

Moisture Sensitivity Level

3

Finish

Tin/Lead (Sn63/Pb37)

Packaging

Bulk

Grade

QPL

Qualified Products List

Yes

RoHS Compliant

No

Military Part Number

M21038/27-27T

The M21038/27-27T is a QPL SMT MIL-STD-1553 Pulse Transformer, offering a robust solution for signal integrity with its dual turns ratio and low DCR. Engineered for reliability, this transformer features a wide operating frequency range of 75 kHz to 1 MHz, a high insulation resistance of 10000 MΩ at 250 Vdc, and an operating temperature range of -55°C to +130°C, ensuring stable performance in demanding environments. Its compact gull-wing package, tin/lead finish, and QPL grade designation underscore its suitability for critical applications requiring adherence to military standards.

NOTE: Data/Specifications are subject to change without notice.

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