lx1214e500x NXP Semiconductors, lx1214e500x Datasheet - Page 7

• Manufacturer Part Number: lx1214e500x
• Description: Npn Microwave Power Transistor
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Input and optimum load impedances
V
1997 Feb 18
handbook, full pagewidth
CE
NPN microwave power transistor
V
= 24 V; I
CE
= 24 V; Z
CQ
o
= 10 ; I
= 0.15 A; typical values at P
(GHz)
1.2
1.3
1.4
f
Fig.6 Input impedance as a function of frequency; typical values at P
CQ
= 0.15 A.
+ j
– j
0
0.2
0.2
1.2 GHz
0.5
0.5
0.2
L
Z i
= P
L1
0.5
.
1.4
1.8 + j2.6
4.0 + j2.1
3.2 + j1.0
1.3
( )
Z
1
1
7
i
2
2
2
5
10
MLC445
5
5
10
10
L
= P
Preliminary specification
LX1214E500X
4.0
3.8
3.2
L1
.
( )
Z
L
j2.2
j0.5
j0.5