Philips BGY785A Datasheet

DISCRETE SEMICONDUCTORS

DATA SH EET

ook, halfpage

M3D252

BGY785A

CATV amplifier module

Product specification
Supersedes data of 1997 Apr 10

1999 Mar 30

Philips Semiconductors Product specification

CATV amplifier module BGY785A

FEATURES

• Excellent linearity

• Extremely low noise

• Silicon nitride passivation

• Rugged construction

• Gold metallization ensures excellent reliability.

APPLICATIONS

• CATV systems operating in the 40 to 750 MHz
frequency range.

DESCRIPTION

Hybrid high dynamic range cascode amplifier module in a
SOT115J package operating with a voltage supply of
24 V (DC).

QUICK REFERENCE DATA

PINNING - SOT115J

PIN DESCRIPTION

1 input
2 common
3 common
5+V

B

7 common
8 common
9 output

handbook, halfpage

Side view

2

351

Fig.1 Simplified outline.

789

MSA319

SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT

G

p

power gain f = 50 MHz 18 19 dB

f = 750 MHz 18.5 − dB

I

tot

total current consumption (DC) VB=24V − 240 mA

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 − 65 dBmV
storage temperature −40 +100 °C
operating mounting base temperature −20 +100 °C

1999 Mar 30 2

Philips Semiconductors Product specification

CATV amplifier module BGY785A

CHARACTERISTICS
Table 1 Bandwidth 40 to 750 MHz; V

= 24 V; T

B

=30°C; ZS=ZL=75Ω

case

SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT

G

p

power gain f = 50 MHz 18 18.5 19 dB

f = 750 MHz 18.5 19.5 − dB
SL slope cable equivalent f = 40 to 750 MHz 0 0.9 2 dB
FL flatness of frequency response f = 40 to 750 MHz −±0.1 ±0.3 dB
S

11

input return losses f = 40 to 80 MHz 20 30 − dB

f = 80 to 160 MHz 18.5 29.5 − dB

f = 160 to 320 MHz 17 28 − dB

f = 320 to 640 MHz 15.5 26 − dB

f = 640 to 750 MHz 14 21 − dB
S

22

output return losses f = 40 to 80 MHz 20 29 − dB

f = 80 to 160 MHz 18.5 26 − dB

f = 160 to 320 MHz 17 23.5 − dB

f = 320 to 640 MHz 15.5 22 − dB

f = 640 to 750 MHz 14 24 − dB
CTB composite triple beat 110 channels flat; V

= 44 dBmV;

o

−−54.5 −53 dB

measured at 745.25 MHz
X

mod

cross modulation 110 channels flat; Vo= 44 dBmV;

−−57.5 −56 dB

measured at 55.25 MHz
CSO composite second order

distortion

d

2

V

o

second order distortion note 1 −−77 −65 dB
output voltage dim= −60 dB; note 2 59 62 − dBmV

110 channels flat; V

= 44 dBmV;

o

measured at 746.5 MHz

−−62 −53 dB

F noise figure f = 50 MHz − 4.5 5.5 dB

f = 450 MHz −−5.5 dB

f = 550 MHz −−5.5 dB

f = 600 MHz −−6dB

f = 750 MHz − 67dB
I

tot

total current consumption (DC) note 3 − 225 240 mA

Notes

1. f

= 55.25 MHz; Vp= 44 dBmV;

p

fq= 691.25 MHz; Vq= 44 dBmV;
measured at fp+fq= 746.5 MHz.

2. Measured according to DIN45004B:
fp= 740.25 MHz; Vp=Vo;
fq= 747.25 MHz; Vq=Vo−6 dB;
fr= 749.25 MHz; Vr=Vo−6 dB;
measured at fp+fq−fr= 738.25 MHz.

3. The module normally operates at VB= 24 V, but is able to withstand supply transients up to 30 V.

1999 Mar 30 3

Philips Semiconductors Product specification

CATV amplifier module BGY785A

Table 2 Bandwidth 40 to 600 MHz; VB= 24 V; T

=30°C; ZS=ZL=75Ω

case

SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT

G

p

power gain f = 50 MHz 18 18.5 19 dB

f = 600 MHz 18.5 −−dB
SL slope cable equivalent f = 40 to 600 MHz 0 − 1.5 dB
FL flatness of frequency response f = 40 to 600 MHz −−±0.3 dB
S

11

input return losses f = 40 to 80 MHz 20 30 − dB

f = 80 to 160 MHz 18.5 29.5 − dB

f = 160 to 320 MHz 17 28 − dB

f = 320 to 600 MHz 16 26 − dB
S

22

output return losses f = 40 to 80 MHz 20 29 − dB

f = 80 to 160 MHz 18.5 26 − dB

f = 160 to 320 MHz 17 23.5 − dB

f = 320 to 600 MHz 16 22 − dB
CTB composite triple beat 85 channels flat; V

= 44 dBmV;

o

−−−57 dB

measured at 595.25 MHz
X

mod

cross modulation 85 channels flat; Vo= 44 dBmV;

−−−59 dB

measured at 55.25 MHz
CSO composite second order

distortion

d

2

V

o

second order distortion note 1 −−−70 dB
output voltage dim= −60 dB; note 2 61 −−dBmV

85 channels flat; V

= 44 dBmV;

o

measured at 596.5 MHz

−−−58 dB

F noise figure see Table 1 −−−dB
I

tot

total current consumption (DC) note 3 − 225 240 mA

Notes

= 55.25 MHz; Vp= 44 dBmV;

1. f

p

fq= 541.25 MHz; Vq= 44 dBmV;
measured at fp+fq= 596.5 MHz.

2. Measured according to DIN45004B:
fp= 590.25 MHz; Vp=Vo;
fq= 597.25 MHz; Vq=Vo−6 dB;
fr= 599.25 MHz; Vr=Vo−6 dB;
measured at fp+fq−fr= 588.25 MHz.

3. The module normally operates at VB= 24 V, but is able to withstand supply transients up to 30 V.

1999 Mar 30 4