Philips Semiconductors
UHF power LDMOS transistor
Product specification
BLF2022-70
handbook, h8alfpage
Zi
(Ω)
6
4
2
0
−2
1.8
2
MLD829
ri
xi
2.2
2.4
f (GHz)
handbook, h4alfpage
ZL
(Ω)
2
0
−2
−4
−6
1.8
2
MLD830
RL
XL
2.2
2.4
f (GHz)
VDS = 28 V; ID = 500 mA; PL = 65 W; Th ≤ 25 °C.
Fig.8 Input impedance as a function of frequency
(series components); typical values.
VDS = 28 V; ID = 500 mA; PL = 65 W; Th ≤ 25 °C.
Fig.9 Load impedance as a function of frequency
(series components); typical values.
handbook, full pagewidth
R1
Vgate
C5
input
50 Ω
C4
L2
L4
L6
L10
L8
C3
L20
L1 L3 L5 L7
L9
C2
C1
F1
R2
C10 C11 C12
VDD
C13 C14
L13
C9
L11
L15
L17
C8
L12 L14
L16 L18 L19
C6
C7
output
50 Ω
MGS920
2003 Feb 24
Fig.10 Class-AB test circuit at f = 2.2 GHz.
6