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 Data sheet, BGA416, June 2002
BGA 416
R F C a s c o d e A m p l i f ie r
MMIC
W ir e le ss Si l ic o n D is c r e t e s
Never stop thinking.
Edition 2002-06-14 Published by Infineon Technologies AG, St.-Martin-Strasse 53, D-81541 Munchen
(c) Infineon Technologies AG 2002
All Rights Reserved. Attention please! The information herein is given to describe certain components and shall not be considered as warranted characteristics. Terms of delivery and rights to technical change reserved. We hereby disclaim any and all warranties, including but not limited to warranties of non-infringement, regarding circuits, descriptions and charts stated herein. Infineon Technologies is an approved CECC manufacturer. Information For further information on technology, delivery terms and conditions and prices please contact your nearest Infineon Technologies Office in Germany or our Infineon Technologies Representatives worldwide (see address list). Warnings Due to technical requirements components may contain dangerous substances. For information on the types in question please contact your nearest Infineon Technologies Office. Infineon Technologies Components may only be used in life-support devices or systems with the express written approval of Infineon Technologies, if a failure of such components can reasonably be expected to cause the failure of that life-support device or system, or to affect the safety or effectiveness of that device or system. Life support devices or systems are intended to be implanted in the human body, or to support and/or maintain and sustain and/or protect human life. If they fail, it is reasonable to assume that the health of the user or other persons may be endangered.
BGA416 Data sheet Revision History: Previous Version: Page
2002-06-14 2001-10-30
Subjects (major changes since last revision) Preliminary status removed
For questions on technology, delivery and prices please contact the Infineon Technologies Offices in Germany or the Infineon Technologies Companies and Representatives worldwide: see our webpage at http://www.infineon.com
We Listen to Your Comments Any information within this document that you feel is wrong, unclear or missing at all? Your feedback will help us to continuously improve the quality of this document. Please send your proposal (including a reference to this document) to: mcdocu.comments@infineon.com
RF Cascode Amplifier
BGA416
Features * GMA = 23dB at 900MHz * Ultra high reverse isolation, 62 dB at 900MHz * Low noise figure, F50 = 1.3dB at 900MHz * On chip bias circuitry, 5.5 mA bias current at VCC = 3V * Typical supply voltage: 2.5 to 5.0V * SIEGET(R)-25 technology Applications * Buffer amplifiers * LNAs * Oscillator active devices
GND, 1
3 4 2 1
VPS05178
Description BGA416 is a monolithic silicon cascode amplifier with high reverse isolation. A bias network is integrated for simplified biasing.
Bias
RFout, 4
RFin, 2
GND, 3
ESD: Electrostatic discharge sensitive device, observe handling precaution! Type BGA416
Data sheet
Package SOT143
Marking C1s
4
Chip T0553
BGA416
Maximum Ratings Parameter Voltage at pin RFout Current into pin RFin Device current 1) Input power Total power dissipation, TS < 123C 2) Junction temperature Ambient temperature range Storage temperature range Thermal resistance: junction-soldering point
Notes: All Voltages refer to GND-Node 1) Device current is equal to current into pin RFout 2) TS is measured on the ground lead at the soldering point
Symbol VOUT IIN ID PIN Ptot Tj TA TSTG Rth JS
Value 6 0.5 20 8 100 150 -65 ... +150 -65 ... +150 270
Unit V mA mA dBm mW C C C K/W
Electrical Characteristics at TA=25C (measured in test circuit specified in fig. 1) VCC=3V, unless otherwise specified Parameter Maximum available power gain f=0.9GHz f=1.8GHz Insertion power gain Reverse isolation Noise figure (ZS=50) f=0.9GHz f=1.8GHz f=0.9GHz f=1.8GHz f=0.9GHz f=1.8GHz Symbol GMA |S21|2 |S12| F50 P-1dB -3 -3 OIP3 14 14 ID 5.5 mA dBm min. typ. 23 14 17 11 62 40 1.3 1.6 max. Unit dB dB dB dB dBm
Output power at 1dB gain compression f=0.9GHz (ZS=ZL=50) f=1.8GHz Output third order intercept point f=0.9GHz (ZS=ZL=50) f=1.8GHz Device current
Data sheet
5
BGA416
Reference Plane
In GND VCC ID Bias-T Out Top View RFin Bias-T N.C.
RFout
GND
Fig. 1: Test Circuit for Electrical Characteristics and S-Parameter
S-Parameter VCC=3V, ID=5.5mA (see Electrical Characteristics for conditions) Frequency S11 [GHz] Mag
0.1 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.4 3.0 4.0 5.0 6.0 0.7881 0.7832 0.6986 0.6335 0.5666 0.5158 0.4744 0.4503 0.4272 0.4204 0.4056 0.4071 0.4168 0.4615 0.5467 0.6187
Reference Plane
S11 Ang
-6.9 -13.3 -23.8 -31.4 -37.3 -41.6 -44.5 -47.4 -50.4 -53.3 -56.4 -63.5 -78.1 -110.1 -148.7 176.8
S21 Mag
12.1310 11.9280 10.3940 8.9867 7.5805 6.4187 5.4350 4.6957 4.0607 3.5686 3.1353 2.4957 1.7687 0.9839 0.4451 0.1983
S21 Ang
166.8 156.0 134.3 116.3 100.8 87.7 76.6 66.2 57.5 49.2 41.0 26.7 6.0 -24.7 -46.1 -21.9
S12 Mag
0.0017 0.0004 0.0009 0.0016 0.0006 0.0006 0.0014 0.0034 0.0059 0.0092 0.0129 0.0233 0.0465 0.1017 0.1758 0.2483
S12 Ang
10.9 -16.6 41.6 20.7 -5.4 -7.2 -103.4 -132.9 -143.2 -152.6 -156.9 -170.1 171.9 143.4 113.0 84.2
S22 Mag
0.8974 0.8895 0.8708 0.8489 0.8143 0.7776 0.7257 0.6850 0.6530 0.6195 0.5867 0.5298 0.4562 0.3892 0.3894 0.4008
S22 Ang
-4.9 -9.0 -17.5 -25.7 -34.2 -42.1 -49.6 -56.7 -64.0 -71.1 -78.2 -92.9 -117.4 -163.8 152.0 120.6
Data sheet
6
BGA416
Power Gain |S | , G = f(f) 21 ma V = 3V, I = 5.5mA
CC D
40
2
Matching |S |, |S | = f(f) 11 22 V = 3V, I = 5.5mA
CC D
0
S22
35 -1
G
30
ma
-2 -3
|S21|2, Gma [dB]
|S |, |S | [dB]
25
-4
20
22
S11
-5 -6 -7
15
|S21|2
10 -8 5 -9 -10 0 1 2 3 4 0 1 2 3 4
0
Frequency [GHz]
11
Frequency [GHz]
Reverse Isolation |S12| = f(f) V = 3V, I = 5.5mA
CC D
0
Noise figure F = f(f) V = 3V, I = 5.5mA CC D Z =50
S
3
-10 2.5 -20 2 -30
|S12| [dB]
-40
F [dB]
0 1 2 3 4
1.5
-50 1 -60 0.5 -70
-80
0 0 0.5 1 1.5 2 2.5 3
Frequency [GHz]
Frequency [GHz]
Data sheet
7
BGA416
Device Current I
D
= f(V
CC
)
12 11 10 9 8 7
I D [mA]
6 5 4 3 2 1 0 0 1 2 3 4 5
V
CC
[V]
Package Outline
B A 2.9 0.1 1.9 +0.2 acc. to DIN 6784
+0.1
1.1 MAX. 0.1 MAX.
2.6 MAX.
10 MAX.
0.8 -0.05 1.7
0.4 +0.1 -0.05
0.55 -0.1
0.08...0.15
0.25
M
B
2... 30
0.20
M
A
Data sheet
8
10 MAX. 1.3 0.1


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