P OWE R T RAN S FO R M E R
Chassis Mount: Universal F-90X
Electrical Specifications (@25C)
1. Max Power = 1.26 – 7.2VA
2. Primary: 115V1, 60 Hz
3. Secondary: See table below
4. DC Current Rating: 0.1ADC2
5. Temperature Rise: 35C TYP (45C MAX allowed) Description:
The F-90X is a chassis mount power transformer that was designed with multiple primaries and
secondaries to give the user maximum flexibility. The F-90X is intended for use with full wave center tap
or bridge rectifiers, but may be used with voltage doubler circuits at one half of the rated current. Construction:
Wound on a single channel nylon bobbin. Materials are UL recognized, Class B (130Вє C) rated. Safety:
These products are 100% hipot tested with an insulation of 1500V between primary and secondary
windings as well as between the primary / secondary windings and the core. Dimensions:
W D MW 1.625 2.812 1.625 2.375 1.6 25 F -9 0X Weight: 0.70 lbs Connections: 40 V RE F GRN PRIMARY COMMON YEL 20 V BLUE 10 V RED COM BLK /RED BLK BLK /YEL BLK /GRN RE F BLK/YEL 2.3 75 BLK/GRN 2.8 12 BLK/WHT +/-.030 Schematic: BLK /WHT Primary – 22AWG, UL 1015, 7.0 “± 1”, strip & tin 0.250” ± 0.062”
Secondary – 22AWG, UL 1015, 7.0 “± 1”, strip & tin 0.250” ± 0.062” BLK BLK/RED 30V 20V CT BLU to RED
10V BLK/YEL to BLK/RED 38V CT 28.5V 19V CT 9.5V
8.5V BLK/GRN to BLK 34V CT 25.5V 17V CT BLK/GRN to BLK/RED 32V CT 24V 16V CT 8V BLK/WHT to BLK 30V CT 22.5V 15V CT 7.5V BLK/WHT to BLK/RED 28V 21V 14V CT 7V RED 40V CT BLU E YEL to RED BLK/YEL to BLK YEL GRN to BLU GRN Secondary
GRN to RED .18 7 DIA
2 P LACE S Primary RoHS Compliance: As of manufacturing date February 2005, all standard products meet
the requirements of 2011/65/EU, known as the RoHS initiative.
* Upon printing, this document is considered “uncontrolled”. Please contact Triad Magnetics’
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