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DISCRETE SEMICONDUCTORS
DATA SH EET
BGX885N
CATV amplifier module
Product specification
Supersedes data of 1995 Sep 14
File under Discrete Semiconductors, SC16
1997 Mar 26
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Philips Semiconductors Product specification
CATV amplifier module BGX885N
FEATURES
• Excellent linearity
• Extremely low noise
• Silicon nitride passivation
• Rugged construction
• Gold metallization ensures
excellent reliability.
PINNING - SOT115D
PIN DESCRIPTION
1 input (note 1)
2 common
3 common
460mA
supply terminal
age
5 common
DESCRIPTION
Hybrid amplifier module for
CATV/MATV systems operating over
a frequency range of 40 to 860 MHz
6 common
7 common
8+V
B
9 output (note 1)
Side view
123 5 789
46
at a voltage supply of 24 V (DC).
Note
Fig.1 Simplified outline.
1. Pins 1 and 9 carry DC voltages.
QUICK REFERENCE DATA
SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT
G
p
power gain f = 50 MHz 16.5 17.5 dB
f = 750 MHz 17.3 − dB
I
tot
total current consumption (DC) VB= 24 V − 240 mA
MSB041 - 2
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL PARAMETER MIN. MAX. UNIT
V
B
V
i
T
stg
T
mb
DC supply voltage − 26 V
RF input voltage − 65 dBmV
storage temperature −40 +100 °C
operating mounting base temperature −20 +100 °C
1997 Mar 26 2
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Philips Semiconductors Product specification
CATV amplifier module BGX885N
CHARACTERISTICS
Table 1 Bandwidth 40 to 860 MHz; V
=24V; Tmb=30°C; ZS=ZL=75Ω
B
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
V
o
second order distortion note 2 −−53 dB
output voltage dim= −60 dB; note 3 61 − dBmV
d
= −60 dB; note 4 60 − dBmV
im
F 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 − 8dB
f = 860 MHz − 8dB
I
tot
total current consumption (DC) note 5 − 240 mA
Notes
1. Decrease per octave of 1.5 dB.
= 349.25 MHz; Vp=Vo= 59 dBmV;
2. f
p
fq= 403.25 MHz; Vq=Vo;
measured at fp+fq= 752.5 MHz.
3. Measured according to DIN45004B:
fp= 341.25 MHz; Vp=Vo;
fq= 348.25 MHz; Vq=Vo−6 dB;
fr= 350.25 MHz; Vr=Vo−6 dB;
measured at fp+fq−fr= 339.25 MHz.
4. Measured according to DIN45004B:
fp= 851.25 MHz; Vp=Vo;
fq= 858.25 MHz; Vq=Vo−6 dB;
fr= 860.25 MHz; Vr=Vo−6 dB;
measured at fp+fq−fr= 849.25 MHz.
5. The module normally operates at VB= 24 V, but is able to withstand supply transients up to 30 V.
1997 Mar 26 3