SMPS transformer design worksheet

Custom Switch Mode Magnetics
For main power, drive, auxiliary transformers and switch mode inductors, Rhombus Industries has been a
dependable, cost effective supplier of switch mode magnetics to the power supply market. Our custom output
power inductors are built using Powdered Iron, MPP or Sendust materials. As required, several mount types are
available. We can provide you with a custom built transformer wound on any standard bobbin utilizing ferrite
geometries, including, but not limited to, the following:
EE
EI
ETD
EFD
PQ
EP
RM
Pot Cores
EPC
UU
ER
UI
Toroids
If you are currently producing your own Magnetic Components for your end product, please consider Rhombus
Industries as a source. Utilizing our process will offer direct savings on raw materials, labor and capital equipment,
as well as, benefits from reduced overhead for inventory, scheduling, and equipment maintenance.
Please fax your requirements (see form below), and we will promptly provide you with a quote.
SWITCH MODE TRANSFORMER APPLICATION SHEET AND RFQ FORM
ENGINEER NAME:
Phone: (
)
ADDRESS:
COMPANY NAME:
-
FAX: (
)
-
Street:
City:
State:
Zip:
Mail Stop:
APPLICATION:
MAXIMUM DIMENSIONS:
COMMENTS:
SWITCH MODE CRITERIA
TOPOLOGY:
PUSH-PULL:
FLYBACK
HALF-BRIDGE
FORWARD
FULL-BRIDGE
OTHER:
INPUT VOLTAGE RANGE:
OPERATING FREQUENCY:
VIN MIN =
DUTY CYCLE:
VIN MAX =
%
OPERATING TEMPERATURE RANGE:
OUTPUT INFORMATION:
Rhombus
Industries Inc.
www.rhombus-ind.com
15801 Chemical Lane, Huntington Beach, CA 92649-1595
Tel: (714) 898-0960 • Fax: (714) 896-0971