BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Product description
The BFP450 is a low noise device based on a grounded emitter (SIEGET™) that is part of
Infineon’s established fourth generation RF bipolar transistor family. Its transition
frequency fT of 24 GHz, collector design and high linearity characteristics make the
device suitable for energy efficiency applications up to 3 GHz. It remains cost
competitive without compromising on ease of use.
Feature list
•
•
•
Minimum noise figure NFmin = 1.7 dB at 1.9 GHz, 3 V, 50 mA
High gain Gma = 15.5 dB at 1.9 GHz, 3 V, 90 mA
OIP3 = 31 dBm at 1.9 GHz, 3 V, 90 mA
Product validation
Qualified for industrial applications according to the relevant tests of JEDEC47/20/22.
Potential applications
•
•
Broadband amplifiers
Low noise, high linearity amplifiers for sub-1 GHz ISM band applications
Device information
Table 1
Part information
Product name / Ordering code
Package
Pin configuration
BFP450 / BFP450H6327XTSA1
SOT343
1=B
2=E
3=C
4=E
Marking
Pieces / Reel
ANs
3000
BFP450 / BFP450H6433XTMA1
10000
Attention: ESD (Electrostatic discharge) sensitive device, observe handling precautions
Datasheet
www.infineon.com
Please read the Important Notice and Warnings at the end of this document
Revision 2.0
2019-01-25
BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Table of contents
Table of contents
Product description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Feature list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Product validation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Potential applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Device information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Table of contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
1
Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
2
Thermal characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3
3.1
3.2
3.3
3.4
3.5
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
DC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
General AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Frequency dependent AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Characteristic DC diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Characteristic AC diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
4
Package information SOT343 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Disclaimer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Datasheet
2
Revision 2.0
2019-01-25
BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Absolute maximum ratings
1
Absolute maximum ratings
Table 2
Absolute maximum ratings at TA = 25 °C (unless otherwise specified)
Parameter
Symbol
Values
Min.
Collector emitter voltage
VCEO
–
Unit
Note or test condition
V
Open base
Max.
4.5
4.1
TA = -55 °C, open base
Collector emitter voltage
VCES
15
E-B short circuited
Collector base voltage
VCBO
15
Open emitter
Emitter base voltage
VEBO
1.5
Open collector
Base current
IB
10
Collector current
IC
170
Total power dissipation 1)
Ptot
Junction temperature
TJ
Storage temperature
TStg
mA
–
500
mW
TS ≤ 90 °C
150
°C
–
-55
Attention: Stresses above the max. values listed here may cause permanent damage to the device.
Exposure to absolute maximum rating conditions for extended periods may affect device
reliability. Exceeding only one of these values may cause irreversible damage to the integrated
circuit.
1
TS is the soldering point temperature. TS is measured on the emitter lead at the soldering point of the PCB.
Datasheet
3
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BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Thermal characteristics
2
Thermal characteristics
Table 3
Thermal resistance
Parameter
Symbol
Junction - soldering point
RthJS
Values
Min.
Typ.
Max.
–
120
–
Unit
Note or test condition
K/W
–
600
500
Ptot [mW]
400
300
200
100
0
0
50
100
150
Ts [ °C]
Figure 1
Datasheet
Total power dissipation Ptot = f(TS)
4
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BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Electrical characteristics
3
Electrical characteristics
3.1
DC characteristics
Table 4
DC characteristics at TA = 25 °C
Parameter
Symbol
Values
Min.
Typ.
Max.
Unit
Note or test condition
Collector emitter breakdown voltage
V(BR)CEO
4.5
5
–
V
IC = 1 mA, IB = 0,
open base
Collector emitter leakage current
ICES
–
–
1
1 2)
30 2)
μA
nA
VCE = 15 V, VBE = 0,
VCE = 3 V, VBE = 0,
E-B short circuited
Collector base leakage current
ICBO
1
30 2)
nA
VCB = 3 V, IE = 0,
open emitter
Emitter base leakage current
IEBO
0.05
3 2)
μA
VEB = 0.5 V, IC = 0,
open collector
DC current gain
hFE
95
85
130
120
60
50
3.2
General AC characteristics
Table 5
General AC characteristics at TA = 25 °C
Parameter
Symbol
Values
Min.
Typ.
Max.
VCE = 4 V, IC = 50 mA,
VCE = 3 V, IC = 90 mA,
pulse measured
Unit
Note or test condition
Transition frequency
fT
18
24
–
GHz
VCE = 3 V, IC = 90 mA,
f = 1 GHz
Collector base capacitance
CCB
–
0.48
0.8
pF
VCB = 3 V, VBE = 0,
f = 1 MHz,
emitter grounded
Collector emitter capacitance
CCE
1.2
–
Emitter base capacitance
CEB
1.7
2
VCE = 3 V, VBE = 0,
f = 1 MHz,
base grounded
VEB = 0.5 V, VCB = 0,
f = 1 MHz,
collector grounded
Maximum values not limited by the device but by the short cycle time of the 100% test.
Datasheet
5
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BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Electrical characteristics
3.3
Frequency dependent AC characteristics
Measurement setup is a test fixture with Bias-T’s in a 50 Ω system, TA = 25 °C.
VC
Top View
Bias-T
OUT
E
C
B
E
VB
Bias-T
(Pin 1)
IN
Figure 2
Testing circuit
Table 6
AC characteristics, VCE = 3 V, f = 150 MHz
Parameter
Symbol
Values
Min.
Power gain
•
Maximum power gain
•
Transducer gain
Gms
|S21|2
Noise figure
• Minimum noise figure
•
Associated gain
NFmin
Gass
–
–
dB
IC = 90 mA
IC = 50 mA
dBm
30.5
19
ZS = ZL = 50 Ω, IC = 90 mA
AC characteristics, VCE = 3 V, f = 450 MHz
Parameter
Symbol
Values
Min.
Power gain
• Maximum power gain
• Transducer gain
Gms
|S21|2
Noise figure
• Minimum noise figure
•
Associated gain
NFmin
Gass
–
Typ.
29
25
Unit
30
19
6
Note or test condition
Max.
–
dB
1.55
27.5
Linearity
OIP3
• 3rd order intercept point at output
• 1 dB gain compression point at output OP1dB
Datasheet
35.5
33.5
Note or test condition
Max.
1.55
32
Linearity
OIP3
•
3rd order intercept point at output
•
1 dB gain compression point at output OP1dB
Table 7
Typ.
Unit
IC = 90 mA
IC = 50 mA
dBm
ZS = ZL = 50 Ω, IC = 90 mA
Revision 2.0
2019-01-25
BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Electrical characteristics
Table 8
AC characteristics, VCE = 3 V, f = 900 MHz
Parameter
Symbol
Values
Min.
Power gain
• Maximum power gain
• Transducer gain
Gms
|S21|2
Noise figure
• Minimum noise figure
•
Associated gain
NFmin
Gass
–
dB
IC = 90 mA
IC = 50 mA
dBm
30.5
19
Symbol
Values
Min.
Power gain
• Maximum power gain
• Transducer gain
Gma
|S21|2
Noise figure
•
Minimum noise figure
•
Associated gain
NFmin
Gass
–
Typ.
18
14
Unit
ZS = ZL = 50 Ω, IC = 90 mA
Note or test condition
Max.
–
dB
1.65
17
Linearity
OIP3
•
3rd order intercept point at output
• 1 dB gain compression point at output OP1dB
IC = 90 mA
IC = 50 mA
dBm
31
19
ZS = ZL = 50 Ω, IC = 90 mA
AC characteristics, VCE = 3 V, f = 1.9 GHz
Parameter
Symbol
Values
Min.
–
Typ.
Power gain
• Maximum power gain
• Transducer gain
Gma
|S21|2
Noise figure
•
Minimum noise figure
•
Associated gain
NFmin
Gass
1.7
14
Linearity
OIP3
•
3rd order intercept point at output
• 1 dB gain compression point at output OP1dB
31
19
Datasheet
–
AC characteristics, VCE = 3 V, f = 1.5 GHz
Parameter
Table 10
23.5
19
Note or test condition
Max.
1.6
23
Linearity
OIP3
• 3rd order intercept point at output
• 1 dB gain compression point at output OP1dB
Table 9
Typ.
Unit
7
15.5
11.5
Unit
Note or test condition
Max.
–
dB
IC = 90 mA
IC = 50 mA
dBm
ZS = ZL = 50 Ω, IC = 90 mA
Revision 2.0
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BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Electrical characteristics
Table 11
AC characteristics, VCE = 3 V, f = 2.4 GHz
Parameter
Symbol
Values
Min.
Power gain
• Maximum power gain
• Transducer gain
Gma
|S21|2
Noise figure
•
Minimum noise figure
•
Associated gain
NFmin
Gass
1.8
12
Linearity
OIP3
•
3rd order intercept point at output
• 1 dB gain compression point at output OP1dB
30
19
Table 12
–
Typ.
13.5
9.5
Symbol
Max.
–
dB
IC = 90 mA
IC = 50 mA
dBm
Values
Min.
–
Typ.
Power gain
• Maximum power gain
• Transducer gain
Gma
|S21|2
Noise figure
•
Minimum noise figure
•
Associated gain
NFmin
Gass
2.05
9
Linearity
OIP3
•
3rd order intercept point at output
• 1 dB gain compression point at output OP1dB
29.5
18.5
Datasheet
Note or test condition
ZS = ZL = 50 Ω, IC = 90 mA
AC characteristics, VCE = 3 V, f = 3.5 GHz
Parameter
Note:
Unit
10
6
Unit
Note or test condition
Max.
–
dB
IC = 90 mA
IC = 50 mA
dBm
ZS = ZL = 50 Ω, IC = 90 mA
Gms = IS21 / S12I for k < 1; Gma = IS21 / S12 I(k-(k2-1)1/2) for k > 1. In order to get the NFmin values stated in
this chapter, the test fixture losses have been subtracted from all measured results. OIP3 value
depends on termination of all intermodulation frequency components. Termination used for this
measurement is 50 Ω from 0.1 MHz to 6 GHz.
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BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Electrical characteristics
3.4
Characteristic DC diagrams
160
1.90mA
140
1.71mA
1.52mA
120
100
1.14mA
80
0.95mA
C
[mA]
1.33mA
I
0.76mA
60
0.57mA
40
0.38mA
20
0
0.19mA
0
1
2
3
4
5
VCE [V]
Figure 3
Collector current vs. collector emitter voltage IC = f(VCE), IB = parameter
120
110
100
hFE
90
80
70
60
50
0.1
1
10
100
1000
IC [mA]
Figure 4
DC current gain hFE = f(IC), VCE = 3 V
Datasheet
9
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BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Electrical characteristics
1000
100
IC [mA]
10
1
0.1
0.01
0.6
0.65
0.7
0.75
0.8
0.85
0.9
VBE[V]
Figure 5
Collector current vs. base emitter forward voltage IC = f(VBE), VCE = 2 V
Figure 6
Base current vs. base emitter forward voltage IB = f(VBE), VCE = 2 V
Datasheet
10
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BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Electrical characteristics
1.E-05
IB[A]
1.E-06
1.E-07
1.E-08
1.E-09
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
VEB [V]
Figure 7
Datasheet
Base current vs. base emitter reverse voltage IB = f(VEB), VCE = 2 V
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BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Electrical characteristics
3.5
Characteristic AC diagrams
30
25
4.00V
3.00V
2.00V
fT [GHz]
20
15
1.00V
10
5
0
Figure 8
0
20
40
60
80
100
IC [mA]
120
140
160
180
160
180
Transition frequency fT = f(IC), f = 1 GHz, VCE = parameter
34
32
OIP3 [dBm]
30
28
3V, 0.9GHz
4V, 0.9GHz
3V, 1.9GHz
4V, 1.9GHz
26
24
22
20
18
0
20
40
60
80
100
I [mA]
120
140
C
Figure 9
Datasheet
3rd order intercept point OIP3 = f(IC), ZS = ZL = 50 Ω, VCE, f = parameters
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BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Electrical characteristics
1.2
1
Ccb [pF]
0.8
0.6
0.4
0.2
0
0
0.5
1
1.5
2
V
CB
Figure 10
2.5
3
3.5
4
[V]
Collector base capacitance CCB = f(VCB), f = 1 MHz
42
39
36
33
30
G
ms
G [dB]
27
24
21
Gma
18
15
12
|S |2
21
9
6
3
0
Figure 11
Datasheet
0
1
2
3
f [GHz]
4
5
6
Gain Gma, Gms, IS21I2 = f(f), VCE = 3 V, IC = 90 mA
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BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Electrical characteristics
39
0.15GHz
36
33
30
0.45GHz
27
G [dB]
24
0.90GHz
21
18
1.50GHz
1.90GHz
2.40GHz
15
12
3.50GHz
9
5.50GHz
6
3
0
Figure 12
0
20
40
60
80
100 120
IC [mA]
140
160
180
200
Maximum power gain Gmax = f(IC), VCE = 3 V, f = parameter in GHz
39
36
0.15GHz
33
30
0.45GHz
27
G [dB]
24
0.90GHz
21
1.50GHz
1.90GHz
2.40GHz
18
15
12
3.50GHz
9
5.50GHz
6
3
0
0.5
Figure 13
Datasheet
1
1.5
2
2.5
3
VCE [V]
3.5
4
4.5
5
Maximum power gain Gmax = f(VCE), IC = 90 mA, f = parameter in GHz
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BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Electrical characteristics
1
1.5
0.5
6
5
0.4
8
7
9
2
10
4
3
0.3
3
0.2
4
5
2
0.03 to 10 GHz
0.1
10
1
0.1
0
0.2 0.3 0.4 0.5
1
1.5
2
3
4 5
90 mA 50 mA
−0.1
−10
−0.2
−5
−4
−0.3
−3
−0.4
−0.5
−2
−1.5
90 mA
50 mA
−1
Figure 14
Input reflection coefficient S11 = f(f), VCE = 3 V, IC = 50 / 90 mA
1
1.5
0.5
2
0.4
3
0.3
4
0.2
5
0.45GHz
0.1
0
0.1
10
0.2 0.3 0.4 0.5
1
1.5
2
3
4 5
0.9GHz
−0.1
−10
1.9GHz
−0.2 2.4GHz
I = 50mA
−5
−4
c
I = 90mA
−0.3
c
−3
−0.4
−0.5
−2
−1.5
−1
Figure 15
Datasheet
Source impedance for minimum noise figure ZS,opt = f(f), VCE = 3 V, IC = 50 / 90 mA
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BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Electrical characteristics
1
1.5
2
0.5
0.4
6
0.3
8
7
9
10
3
5
4
4
0.2
5
3
0.1
0.03 to 10 GHz
10
2
0.1
0
0.2 0.3 0.4 0.5
1
1.5
2
3
4 5
1
50 mA
90 mA
−0.1
−10
−0.2
−5
−4
−0.3
−3
−0.4
−0.5
−2
−1.5
90 mA
50 mA
−1
Figure 16
Output reflection coefficient S22 = f(f), VCE = 3 V, IC = 50 / 90 mA
3
2.5
NFmin [dB]
2
1.5
I = 90mA
C
I = 50mA
C
1
0.5
0
Figure 17
Datasheet
0
0.5
1
1.5
f [GHz]
2
2.5
3
Noise figure NFmin = f(f), ZS = ZS,opt, VCE = 3 V, IC = 50 / 90 mA
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BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Electrical characteristics
3
2.5
NFmin [dB]
2
1.5
f = 2.4GHz
f = 1.9GHz
1
f = 0.9GHz
f = 0.45GHz
0.5
0
0
20
40
60
80
100
Ic [mA]
Figure 18
Noise figure NFmin = f(IC), ZS = ZS,opt, VCE = 3 V, f = parameter in GHz
4.5
4
3.5
NF50 [dB]
3
2.5
f = 2.4GHz
2
f = 1.9GHz
f = 0.9GHz
1.5
f = 0.45GHz
1
0.5
0
20
40
60
80
100
Ic [mA]
Figure 19
Datasheet
Noise figure NF50 = f(IC), ZS = 50 Ω, VCE = 3 V, f = parameter in GHz
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BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Electrical characteristics
4.5
4
3.5
NF [dB]
3
2.5
2
1.5
ZS = 50Ω
Z =Z
1
0.5
S
0
20
40
60
Sopt
80
100
Ic [mA]
Figure 20
Note:
Datasheet
Noise figure NF50 = f(IC), ZS = 50 Ω, NFmin = f(IC), ZS = ZS,opt, VCE = 3 V, f = 1.9 GHz
The curves shown in this chapter have been generated using typical devices but shall not be
considered as a guarantee that all devices have identical characteristic curves. TA = 25 °C.
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BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Package information SOT343
0.9 ±0.1
Package information SOT343
1.25 ±0.1
0.15 -0.05
+0.10
A
0.1
0.1 MIN.
0.1
2.1 ±0.1
A
2
1
3x
+0.10
0.3 -0.05
0.6 -0.05
+0.10
1.3
2 ±0.2
0.1
3
4
0.15
0.2
0.1 MAX.
4
MOLD FLAS H, P ROTRUS ION OR GATE BURRS OF 0.2 MM MAXIMUM P ER S IDE ARE NOT INCLUDED
ALL DIMENS IONS ARE IN UNITS MM
THE DRAWING IS IN COMP LIANCE WITH IS O 128 & P ROJ ECTION METHOD 1 [
]
Figure 21
Package outline
Figure 22
Foot print
TYP E CODE
NOTE OF MANUFACTURER
MONTH
YEAR
Figure 23
Marking layout example
4
0.2
2.3
8
2
P IN 1
INDEX MARKING
2.15
ALL DIMENS IONS ARE IN UNITS MM
THE DRAWING IS IN COMP LIANCE WITH IS O 128 & P ROJ ECTION METHOD 1 [
Figure 24
Datasheet
1.1
]
Tape dimensions
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BFP450
Surface mount high linearity wideband silicon NPN RF bipolar transistor
Revision history
Revision history
Document
version
Date of
release
Description of changes
Revision 2.0
2019-01-25
New datasheet layout.
Datasheet
20
Revision 2.0
2019-01-25
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Edition 2019-01-25
Published by
Infineon Technologies AG
81726 Munich, Germany
© 2019 Infineon Technologies AG
All Rights Reserved.
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Document reference
IFX-ehy1521536352893
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