PTB20170 데이터 시트보기 (PDF) - Ericsson

부품명

상세내역

제조사

PTB20170

30 Watts, 1.8–2.0 GHz Cellular Radio RF Power Transistor

Ericsson  

PTB 20170

Test Circuit

e

* Thermally linked to RF device.

Schematic for f = 2 GHz

Q1

L1

L1

L5, L6

L7

L8

C1, C2,

C3, C4

C5, C7

C6, C8

C9

20170, NPN RF Transistor

.185 λ 2GHz, Microstrip 18 Ω

.195 λ 2GHz, Microstrip 9.5 Ω

4 Turn #20 AWG, .120” I.D.

56 µA SMT Inductor

Ferrite Bead

33 pF ATC-B

33 pF ATC-B

0.1 υF, 1206

10 pF SMT Electrolytic Capacitor

0–4 pF Johanson Variable Capacitor

R1

R2

Circuit Board

22 Ω 118 W SMT Resistor

12 Ω .5 W Axial Resistor

.031 G-200, Solid Copper Bottom

AlliedSignal

Bias Parts (not shown on layout)

Q2

BCP 56

D1

BAV 99

C10, C11

0.1 pF

R2

2K

R3, R4

10 Ω

SMT NPN Transistor

Diode

SMT Capacitor

Potentiometer

1206 SMT Resistor

Board Assembly (not to scale)

4

5/18/98

Share Link: