PRF947 Datasheet, PDF (8/16 Pages) NXP Semiconductors – UHF wideband transistor

Philips Semiconductors
UHF wideband transistor
Product specification
PRF947
handbook, full pagewidth
unstable region
source
90°
+1
135°
+ 0.5
unstable
region load
1.0
+2
45°
0.8
0.6
+ 0.2
180°
f = 1 GHz; V_CE = 6 V; I_C = 5 mA;
Z_o = 50 Ω.
(1) G = 17 dB
(2) G = 16 dB
(3) G = 15 dB
(4) NF = 1.6 dB
(5) NF = 1.8 dB
(6) NF = 2 dB.
0
− 0.2
−135°
(1)
0.5
(2)
(3)
− 0.5
Γopt
1
2 ₍₄₎
(5)
(6)
+5
5
−5
0.4
0.2
0° 0
−1
− 90°
−2 _−45°
1.0
MGS506
Fig.12 Common emitter available gain, noise and stability circles; typical values.
handbook, full pagewidth
90°
unstable region
source
+1
135°
+ 0.5
180°
f = 2 GHz; V_CE = 6 V; I_C = 5 mA;
Z_o = 50 Ω.
(1) G_max = 10.9 dB
(2) G = 10 dB
(3) G = 9 dB
(4) G = 8 dB
(5) NF = 2.1 dB
(6) NF = 2.3 dB
(7) NF = 2.5 dB.
+ 0.2
(1)
0.5
0
0.2
− 0.2
−135°
(2)
(3)
(4)
− 0.5
Γopt
1
(5)
(6)
(7)
−1
− 90°
unstable
region load
1.0
+2
45°
0.8
0.6
0.4
+5
0.2
2
5
0° 0
−5
−2 _−45°
1.0
MGS507
Fig.13 Common emitter available gain, noise and stability circles; typical values.
1999 Jul 23
8