BFP405F
Low profile wideband silicon NPN RF bipolar transistor
Product description
The BFP405F 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 25 GHz and low current characteristics make the device suitable for
oscillators up to 12 GHz. It remains cost competitive without compromising on ease of
use.
Feature list
•
•
•
Minimum noise figure NFmin = 1.25 dB at 1.8 GHz, 2 V, 2 mA
High gain Gms = 22.5 dB at 1.8 GHz, 2 V, 5 mA
OIP3 = 14 dBm at 1.8 GHz, 2 V, 5 mA
Product validation
Qualified for industrial applications according to the relevant tests of JEDEC47/20/22.
Potential applications
•
•
•
Radio-frequency oscillators
Broadband low noise amplifiers (LNAs) for CATV, DVB-T, DAB/DMB and FM/AM radio
LNAs for sub-1 GHz ISM band applications
Device information
Table 1
Part information
Product name / Ordering code
Package
Pin configuration
BFP405F / BFP405FH6327XTSA1
TSFP-4-1
1=B
2=E
3=C
4=E
Marking
Pieces / Reel
ALs
3000
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
BFP405F
Low profile 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
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
DC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
General AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Frequency dependent AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
4
Package information TSFP-4-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Disclaimer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Datasheet
2
Revision 2.0
2019-01-25
BFP405F
Low profile 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
3
Collector current
IC
25
Total power dissipation 1)
Ptot
Junction temperature
TJ
Storage temperature
TStg
mA
–
75
mW
TS ≤ 112 °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
Revision 2.0
2019-01-25
BFP405F
Low profile wideband silicon NPN RF bipolar transistor
Thermal characteristics
2
Thermal characteristics
Table 3
Thermal resistance
Parameter
Symbol
Junction - soldering point
Figure 1
Datasheet
RthJS
Values
Min.
Typ.
Max.
–
500
–
Unit
Note or test condition
K/W
–
Total power dissipation Ptot = f(TS)
4
Revision 2.0
2019-01-25
BFP405F
Low profile 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
–
V
IC = 1 mA, IB = 0,
open base
Collector emitter leakage current
ICES
–
–
10 2)
μA
VCE = 15 V, VBE = 0,
E-B short circuited
Collector base leakage current
ICBO
100 2) nA
VCB = 5 V, IE = 0,
open emitter
Emitter base leakage current
IEBO
1 2)
VEB = 0.5 V, IC = 0,
open collector
DC current gain
hFE
60
3.2
General AC characteristics
Table 5
General AC characteristics at TA = 25 °C
Parameter
Symbol
95
μA
130
Values
Min.
Typ.
Max.
VCE = 4 V, IC = 5 mA,
pulse measured
Unit
Note or test condition
Transition frequency
fT
18
25
–
GHz
VCE = 3 V, IC = 10 mA,
f = 2 GHz
Collector base capacitance
CCB
–
0.05
0.1
pF
VCB = 2 V, VBE = 0,
f = 1 MHz,
emitter grounded
Collector emitter capacitance
CCE
0.2
–
Emitter base capacitance
CEB
0.25
2
VCE = 2 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
Revision 2.0
2019-01-25
BFP405F
Low profile 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
C
E
VB
B
Bias-T
E
(Pin 1)
IN
Figure 2
Testing circuit
Table 6
AC characteristics, VCE = 2 V, f = 1.8 GHz
Parameter
Symbol
Values
Min.
Power gain
•
Maximum power gain
•
Transducer gain
Gms
|S21|2
Noise figure
•
Minimum noise figure
NFmin
–
Datasheet
22.5
18
14
0
Note or test condition
Max.
–
dB
1.25
Linearity
OIP3
•
3rd order intercept point at output
OP
•
1 dB gain compression point at output
1dB
Note:
Typ.
Unit
IC = 5 mA
IC = 2 mA
dBm
IC = 5 mA, ZS = ZL = 50 Ω
Gms = IS21 / S12I for k < 1; Gma = IS21 / S12I(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.
6
Revision 2.0
2019-01-25
BFP405F
Low profile wideband silicon NPN RF bipolar transistor
Package information TSFP-4-1
4
Package information TSFP-4-1
Figure 3
Package outline
Figure 4
Foot print
Figure 5
Marking layout example
Figure 6
Tape dimensions
Datasheet
7
Revision 2.0
2019-01-25
BFP405F
Low profile 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
8
Revision 2.0
2019-01-25
Trademarks
All referenced product or service names and trademarks are the property of their respective owners.
Edition 2019-01-25
Published by
Infineon Technologies AG
81726 Munich, Germany
© 2019 Infineon Technologies AG
All Rights Reserved.
Do you have a question about any
aspect of this document?
Email: erratum@infineon.com
Document reference
IFX-pji1524053860431
IMPORTANT NOTICE
The information given in this document shall in no
event be regarded as a guarantee of conditions or
characteristics (“Beschaffenheitsgarantie”) .
With respect to any examples, hints or any typical values
stated herein and/or any information regarding the
application of the product, Infineon Technologies
hereby disclaims any and all warranties and liabilities of
any kind, including without limitation warranties of
non-infringement of intellectual property rights of any
third party.
In addition, any information given in this document is
subject to customer’s compliance with its obligations
stated in this document and any applicable legal
requirements, norms and standards concerning
customer’s products and any use of the product of
Infineon Technologies in customer’s applications.
The data contained in this document is exclusively
intended for technically trained staff. It is the
responsibility of customer’s technical departments to
evaluate the suitability of the product for the intended
application and the completeness of the product
information given in this document with respect to such
application.
WARNINGS
Due to technical requirements products may contain
dangerous substances. For information on the types
in question please contact your nearest Infineon
Technologies office.
Except as otherwise explicitly approved by Infineon
Technologies in a written document signed by
authorized representatives of Infineon Technologies,
Infineon Technologies’ products may not be used in
any applications where a failure of the product or
any consequences of the use thereof can reasonably
be expected to result in personal injury
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