Philips BGD108 Datasheet
DISCRETE SEMICONDUCTORS
DATA SH EET
BGD108
CATV amplifier module
Product specification
Supersedes data of February 1995
File under Discrete Semiconductors, SC16
1997 Apr 10
Philips Semiconductors Product specification
CATV amplifier module BGD108
FEATURES
• Excellent linearity
• Extremely low noise
• Silicon nitride passivation
• Rugged construction
• Gold metallization ensures
excellent reliability.
DESCRIPTION
PINNING - SOT115J
PIN DESCRIPTION
1 input
2 common
3 common
5+V
7 common
8 common
9 output
B
PIN CONFIGURATION
page
123 5 789
Side view
Fig.1 Simplified outline.
Hybrid amplifier module for CATV
systems operating over a frequency
range of 40 to 450 MHz at a voltage
supply of +24 V (DC).
QUICK REFERENCE DATA
SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT
G
p
power gain f = 50 MHz 35 37 dB
f = 450 MHz 36.5 − dB
I
tot
total current consumption (DC) VB= +24 V − 625 mA
MSA319 - 1
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL PARAMETER MIN. MAX. UNIT
V
i
T
stg
T
mb
RF input voltage − 55 dBmV
storage temperature −40 +100 °C
mounting base operating temperature −20 +100 °C
1997 Apr 10 2
Philips Semiconductors Product specification
CATV amplifier module BGD108
CHARACTERISTICS
Table 1 Bandwidth 40 to 450 MHz; T
=35°C; ZS=ZL=75Ω; VB= +24 V
case
SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT
G
p
power gain f = 50 MHz 35 37 dB
f = 450 MHz 36.5 − dB
SL slope cable equivalent f = 40 to 450 MHz 0.2 2.2 dB
FL flatness of frequency response f = 40 to 450 MHz −±0.4 dB
S
11
input return losses f = 40 to 80 MHz 20 − dB
f = 80 to 160 MHz 19 − dB
f = 160 to 450 MHz 18 − dB
S
22
output return losses f = 40 to 80 MHz 20 − dB
f = 80 to 160 MHz 19 − dB
f = 160 to 450 MHz 18 − dB
CTB composite triple beat 60 channels flat;
= 46 dBmV;
V
o
−−64 dB
measured at 445.25 MHz
X
mod
cross modulation 60 channels flat;
−−65 dB
Vo= 46 dBmV;
measured at 55.25 MHz
CSO composite second order
distortion
60 channels flat;
V
= 46 dBmV;
o
−−62 dB
measured at 446.5 MHz
d
2
V
o
second order distortion note 1 −−73 dB
output voltage dim= −60 dB; note 2 67 − dBmV
F noise figure f = 450 MHz − 7dB
I
tot
total current consumption DC value; VB= +24 V; note 3 − 625 mA
Notes
1. f
= 55.25 MHz; Vp= 46 dBmV;
p
fq= 391.25 MHz; Vq= 46 dBmV;
measured at fp+fq= 446.5 MHz.
2. fp= 440.25 MHz; Vp=Vo;
fq= 447.25 MHz; Vq=Vo−6 dB;
fr= 449.25 MHz; Vr=Vo−6 dB;
measured at fp+fq−fr= 438.25 MHz.
3. The module normally operates at VB= +24 V, but is able to withstand supply transients up to +30 V.
1997 Apr 10 3
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