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BGS4 Datasheet, PDF (1/11 Pages) BeRex Corporation – 50-4000 MHz Cascadable InGaP HBT Gain Block
BGS4
50-4000 MHz Cascadable InGaP HBT Gain Block
Device Features
 Single Fixed 3.3V supply
 Internally matched to 50 ohms
 30.0 dBm Output IP3 at -3 dBm/tone at 1900MHz
 14.2 dB Gain at 1900MHz
 2.1dB Typical N.F
 Highly Reliable InGaP/GaAs HBT Technology
 Lead-free/RoHS-compliant SOT-363 SMT package
Part Marking (X:Wafer number)
OUT
GND
BS4X GND
GND
GND
IN
Product Description
Typical Performance1
BeRex’s BGS4 is a high performance InGaP/
GaAs HBT MMIC amplifier, internally
matched to 50 Ohms and uses a patented
temperature compensation circuit to pro-
vide stable current over the operating tem-
perature range without the need for exter-
nal components. The BGS4 is designed for
high linearity gain block applications that
require excellent gain flatness. It is packaged
in a RoHS-compliant with SOT-363 surface
mount package.
Applications
 Base station Infrastructure/RFID
 Commercial/Industrial/Military wireless system
Applications Circuit
Parameter
Frequency
Unit
70 900 1900 2140 2650 3500 MHz
Gain
24.7 19.7 14.2 13.2 11.1 10.3 dB
S11
-19.6 -11.9 -11.4 -13.1 -21.7 -13.2 dB
S22
-14 -18.7 -19.7 -17 -12 -13.9 dB
OIP32
31 28 30 29.5 30 30.8 dBm
P1dB
20.4 19.9 18.8 19 19 18.9 dBm
N.F
2.2 2.1 2.1 2.1 2.2 2.6 dB
1 Device performance _ measured on BeRex’s evaluation board at 25°C, 50 Ω system.
2 OIP3 _ measured on two tones with a output power -3 dBm/ tone , F2—F1 = 1 MHz.
Bandwidth
IC @ (Vc = 3.3V)
VC
dG/dT
RTH
Min.
Typical Max.
Unit
50
4000
MHz
21
26
31
mA
3.3
V
-0.0026
dB/°C
62
°C/W
Absolute Maximum Ratings
Parameter
Rating
Unit
Operating Case Temperature
-40 to +85
°C
Storage Temperature
-55 to +155
°C
Junction Temperature
BOM 50~500MHz 700~1700MHz 1700~2400MHz 2500~4000MHz
+220
°C
C1 820pF
100pF
10pF
10pF Operating Voltage
+5
V
C2 820pF
100pF
10pF
10pF Supply Current
110
mA
C3 100pF
100pF
100pF
100pF Input RF Power
24
dBm
C4
1nF
1000pF
1000pF
1000pF
Operation of this device above any of these parameters may result in permanent damage.
C5
1uF
L1 820nH
1uF
82nH
1uF
27nH
1uF
18nH
BeRex
●website: www.berex.com
●email: sales@berex.com
Specifications and information are subject to change and products may be discontinued without notice. BeRex is a trademark of BeRex.
All other trademarks are the property of their respective owners. © 2015 BeRex
Rev. C