2sc2539 amplifier circuit schematic

2SC2539 FM RF Amplifier

This FM broadcast rf amplifier is built with 2SC2539 which is a silicon NPN epitaxal planar type transistor designed for RF power amplifiers in VHF band mobile radio applications. It can deliver up to 15W at a 2W input power.

L1: 2T Coil diameter:4mm
L2: in series 6pcs Toroidal ring
L3: 4T Coil diameter:10mm
L1: 3T Coil diameter:10mm
2SC2539 features

  • High power gain: Gpe >= 14.5 dB at Vcc=13.5V, Pout = 14W and f=175MHz
  • Emitter ballasted construction and gold metallization for high reliability and good performances
  • Low thermal resistance ceramic package with flange
  • Ability of withstanding more than 20:1 load VSWR when operated at Vcc=15.2V, Pout=18W, f=175MHz, Tc=250C

2SC2539 application
10 to 14 watts output power amplifiers in VHF band mobile radio applications.

2SC2539 power amplifier circuit diagram

2sc2539 amplifier circuit schematic

No Comments

Join the conversation!

Error! Please fill all fields.
Looking for the latest from TI?