ECO7213 Datasheet - Philips

ECO7213 Design of HF Wideband Power Transformers

will be given with reference to Fig.2. handbook, halfpage Ls TR R1 C1 C2 R2 n:1 MGP978 Fig.2 TR is an ideal transformer with a voltage transformation ratio of n : 1 (n > 1) and Ls is the stray-inductance (referred to the primary). R1 is the nominal input resistance: R1 = n2 × R2 1998 Mar.

APPLICATION NOTE Design of H.F. Wideband Power Transformers; Part II ECO7213 w w w t a .D S a e h U 4 t e .c m o w w w .D a S a t e e h U 4 t m o .c Philips Semiconductors Design of H.F. Wideband Power Transformers; Part II CONTENTS 1 2 3 4 5 6 7 SUMMARY INTRODUCTION L.F. LIMITATIONS OF CONVENTIONAL TRANSFORMERS H.F. LIMITATION OF CONVENTIONAL TRANSFORMERS H.F. COMPENSATION OF CONVENTIONAL TRANSFORMERS A PRACTICAL EXAMPLE REFERENCES ECO7213 1998 Mar 23 2 Philips Semicond.

ECO7213 Features

* >

* - = 140 gauss at 1.6 MHz 6

* 6 2 π × 1.6 × 10 × 31.5 × 10 × 23 This gives a core loss of appr. 1% or 0.5 W. To keep the stray-inductance low the transformer has been

ECO7213_Philips.pdf