ECO7904 Datasheet (Philips) - WideBand Class-A Linear Power Amplifiers

ECO7904 - WideBand Class-A Linear Power Amplifiers

APPLICATION NOTE A wide-band class-A linear power amplifier (174 230 MHz) with two transistors BLV33 ECO7904 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 A wide-band class-A linear power ampliﬁer (174 230 MHz) with two transistors BLV33 CONTENTS 1 2 3 4 5 6 7 8 ABSTRACT INTRODUCTION DESIGN OF THE AMPLIFIER ADJUSTMENTS OF THE AMPLIFIER ASSEMBLING OF THE AMPLIFIER AND MECHANICAL DATA MEASURED RESULTS CONCLUS

ECO7904 Features

* a single transistor BLV33 R1 R2 R3 R4 R5 = R6 = R7 R8 = R9 R10 C1 = C3 C2 C4 D1 D2 T1 150 Ω 100 Ω 10 Ω 1000 Ω 1.8 Ω 180 Ω 33 Ω 100 nF 100 pF 10 µF BZY 88 (3V3) BY 206 BD 136 carb