400 Hz MIL-PRF-27F Toroid Transformers R

• Military designation TF5S03ZZ
• Standard output voltages 5 to 300 volts
• Compact toroidal construction
in a convenient printed-circuit
mount package.
• Low outgassing molded
construction for high-altitude operation
• Power levels 1. 5, 3, 6, and 9 VA

Input Primary:
115VAC, 400 Hz ± 20 Hz, 1 phase 

Regulation:
Ranges from 10% to 23%
maximum.

Electrostatic Shield Option:
(1.5, 3, 6 VA only) add “X” suffix
to part number (eg: 3R6CTBX).



Secondary Voltage Tolerance:
Within 3% of listed output voltage
when measured at full load and
115VRMS input. 

Dielectric Withstanding Voltage:
910VRMS (1624 VRMS—200 to
300 V outputs).

Efficiency:

Ranges from 70% to 83%
minimum.

Construction:
To MIL-PRF-27F* Grade 5, Class S

 

* Superseded MIL-T-27

Environment:
Encapsulated to meet MIL-STD 810,
including vibration, shock, sand, dust,
humidity, saltspray, fungus, sunshine,
rain, explosion and altitude (to a
vacuum). 

Operating Ambient Temperature:
95°C Maximum