Philips BGX885N Benutzerhandbuch
2001 Nov 14
3
Philips Semiconductors
Product specification
860 MHz, 17 dB gain push-pull amplifier
BGX885N
CHARACTERISTICS
Table 1
Bandwidth 40 to 860 MHz; V
B
= 24 V; T
mb
= 30
°
C; Z
S
= Z
L
= 75
Ω
Notes
1. Decrease per octave of 1.5 dB.
2. f
p
= 349.25 MHz; V
p
= V
o
= 59 dBmV;
f
q
= 403.25 MHz; V
q
= V
o
;
measured at f
p
+ f
q
= 752.5 MHz.
3. Measured according to DIN45004B:
f
p
= 341.25 MHz; V
p
= V
o
;
f
q
= 348.25 MHz; V
q
= V
o
−
6 dB;
f
r
= 350.25 MHz; V
r
= V
o
−
6 dB;
measured at f
p
+ f
q
−
f
r
= 339.25 MHz.
4. Measured according to DIN45004B:
f
p
= 851.25 MHz; V
p
= V
o
;
f
q
= 858.25 MHz; V
q
= V
o
−
6 dB;
f
r
= 860.25 MHz; V
r
= V
o
−
6 dB;
measured at f
p
+ f
q
−
f
r
= 849.25 MHz.
5. The module normally operates at V
B
= 24 V, but is able to withstand supply transients up to 30 V.
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
G
p
power gain
f = 50 MHz
16.5
17.5
dB
f = 750 MHz
17.3
−
dB
SL
slope cable equivalent
f = 40 to 860 MHz
0.2
1.4
dB
FL
flatness of frequency response
f = 40 to 860 MHz
−
±
0.3
dB
s
11
input return losses
f = 40 MHz; note 1
20
−
dB
f = 800 to 860 MHz
10
−
dB
s
22
output return losses
f = 40 MHz; note 1
20
−
dB
f = 640 to 860 MHz
15
−
dB
d
2
second order distortion
note 2
−
−
53
dB
V
o
output voltage
d
im
=
−
60 dB; note 3
61
−
dBmV
d
im
=
−
60 dB; note 4
60
−
dBmV
NF
noise figure
f = 50 MHz
−
7.5
dB
f = 350 MHz
−
7.5
dB
f = 550 MHz
−
7.5
dB
f = 650 MHz
−
7.5
dB
f = 750 MHz
−
8
dB
f = 860 MHz
−
8
dB
I
tot
total current consumption (DC)
note 5
−
240
mA