NXP Semiconductors
860 MHz, 20 dB gain power doubler
amplifier
Product specification
BGD904; BGD904MI
−20
CTB
(dB)
−30
mda937
−40
−50
−60
(1)
(2)
(3)
−70
40
45
50
55
Vo (dBmV)
ZS = ZL = 75 Ω; VB = 24 V; 129 chs; fm = 859.25 MHz.
(1) Typ. +3 σ.
(2) Typ.
(3) Typ. −3 σ.
Fig.8 Composite triple beat as a function of output
voltage.
−20
CSO
(dB)
−40
mda938
−60
(1)
(2)
(3)
−80
40
45
50
55
Vo (dBmV)
ZS = ZL = 75 Ω; VB = 24 V; 129 chs; fm = 860.5 MHz.
(1) Typ. +3 σ.
(2) Typ.
(3) Typ. −3 σ.
Fig.9 Composite second order distortion as a
function of output voltage.
2001 Nov 01
7