BFR740L3RH
NPN Silicon Germanium RF Transistor • High gain ultra low noise RF transistor • Extremly small and flat leadless package, height 0.32 mm, ideal for modules • Provides outstanding performance for wireless applications up to 10 GHz • Ideal for WLAN applications, including routers and access points • Based on Infineon's reliable high volume SiGe:C technology • Outstanding noise figure NFmin 0.5 dB at 1.8 GHz Outstanding noise figure NFmin 0.8 dB at 6 GHz • Accurate SPICE GP model enables effective design in process • High maximum stable and available gain Gms = 24.5 dB at 1.8 GHz, Gma = 15 dB at 6 GHz • Pb-free (RoHS compliant) package
1 2 3
ESD (Electrostatic discharge) sensitive device, observe handling precaution!
Type BFR740L3RH
Marking R9
Pin Configuration 1=B 2=C 3=E
Package TSLP-3-9
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BFR740L3RH
Maximum Ratings Parameter Symbol VCEO Value Unit
Collector-emitter voltage
TA > 0°C TA ≤ 0°C
V 4 3.5
Collector-emitter voltage Collector-base voltage Emitter-base voltage Collector current Base current Total power dissipation1)
TS ≤ 99°C
VCES VCBO VEBO IC IB Ptot TJ TA TStg Symbol RthJS
13 13 1.2 30 3 160 150 -65 ... 150 -65 ... 150
Value ≤ 320 Unit
mA mW °C
Junction temperature Ambient temperature Storage temperature
Thermal Resistance Parameter
Junction - soldering point2)
1T
K/W
S is measured on the emitter lead at the soldering point to the pcb 2For calculation of R thJA please refer to Application Note AN077 Thermal Resistance
Electrical Characteristics at TA = 25°C, unless otherwise specified Parameter DC Characteristics Collector-emitter breakdown voltage IC = 1 mA, IB = 0 Collector-emitter cutoff current VCE = 13 V, VBE = 0 VCE = 5 V, VBE = 0 Collector-base cutoff current VCB = 5 V, IE = 0 Emitter-base cutoff current VEB = 0.5 V, IC = 0 DC current gain IC = 25 mA, VCE = 3 V, pulse measured
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Symbol min. V(BR)CEO ICES ICBO IEBO hFE 160 4
Values typ. 4.7 max. -
Unit
V µA
0.001 1 10 250
30 0.04 40 900 400 nA
BFR740L3RH
Electrical Characteristics at TA = 25°C, unless otherwise specified Symbol Values Parameter min. AC Characteristics (verified by random sampling) Transition frequency IC = 25 mA, VCE = 3 V, f = 2 GHz Collector-base capacitance VCB = 3 V, f = 1 MHz, VBE = 0 , emitter grounded Collector emitter capacitance VCE = 3 V, f = 1 MHz, VBE = 0 , base grounded Emitter-base capacitance VEB = 0.5 V, f = 1 MHz, VCB = 0 , collector grounded Minimum noise figure IC = 8 mA, VCE = 3 V, f = 1.8 GHz, ZS = ZSopt IC = 8 mA, VCE = 3 V, f = 6 GHz, ZS = ZSopt Power gain, maximum stable1) IC = 25 mA, VCE = 3 V, ZS = ZSopt, ZL = ZLopt , f = 1.8 GHz Power gain, maximum available1) IC = 25 mA, VCE = 3 V, ZS = ZSopt, ZL = ZLopt, f = 6 GHz Transducer gain IC = 25 mA, VCE = 3 V, ZS = ZL = 50 Ω, f = 1.8 GHz f = 6 GHz Third order intercept point at output2) VCE = 3 V, IC = 25 mA, ZS =ZL =50 Ω, f = 1.8 GHz 1dB compression point at output IC = 25 mA, VCE = 3 V, ZS =ZL =50 Ω, f = 1.8 GHz
1/2 ma = |S21e / S12e | (k-(k²-1) ), Gms = |S21e / S12e| 2IP3 value depends on termination of all intermodulation frequency components. Termination used for this measurement is 50 Ω from 0.1 MHz to 6 GHz
1G
Unit max. 0.15 GHz pF
typ. 42 0.09
fT Ccb
-
Cce
-
0.18
-
Ceb
-
0.38
-
NFmin Gms 0.5 0.8 24.5 -
dB
dB
Gma
-
15
-
dB
|S21e|2 IP3 P-1dB 22 12.5 25 11 -
dB
dBm
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BFR740L3RH
Total power dissipation P tot = ƒ(TS) Permissible Puls Load RthJS = ƒ (t p)
180
160
140
120
RthJS [K/W]
Ptot [mW]
100
2 10
80
D = 0.5 D = 0.2 D = 0.1 D = 0.05 D = 0.02 D = 0.01 D = 0.005 D=0
60
40
→ tp
←
D=tp /T
20
←T
0 0 15 30 45 60 75 90 105 120 135 150 1 10 −7 10 −6 10 −5 10 −4 10
→
−3 10 −2 10 −1 10 0 10
TS [°C]
tp [s]
Permissible Pulse Load Ptotmax/PtotDC = ƒ(tp )
Collector-base capacitance Ccb = ƒ (VCB) f = 1 MHz
2 10
0.2
→ tp
←
D=tp /T
0.18
←T
→
0.16
0.14
0.12
Ptotmax/PtotDC
1 10
D=0 D = 0.005 D = 0.01 D = 0.02 D = 0.05 D = 0.1 D = 0.2 D = 0.5
Ccb [pF]
−2 10 −1 10 0 10
0.1
0.08
0.06
0.04
0.02
0 10 −7 10 −6 10 −5 10 −4 10 −3 10
0 0 2 4 6 8 10 12
tp [s]
VCB [V]
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BFR740L3RH
Third order Intercept Point IP3 = ƒ (IC) (Output, ZS = ZL = 50 Ω ) VCE = parameter, f = 1.8 GHz
30 50
Transition frequency fT = ƒ(IC) VCE = parameter, f = 2 GHz
2 V to 4V
27
4.00V
45
24
40
3.00V
21 35
18
30
IP3 [dBm]
15
fT [GHz]
25
2.00V
12
20
9
15
1.00V
6 10
1.00V
3 5
0.75V 0.50V
0 0 5 10 15 20 25 30 35
0 0 5 10 15 20 25 30 35
IC [mA]
IC [mA]
Power gain Gma, Gms = ƒ (f) VCE = 3 V, IC = 25 mA
Power gain Gma, Gms = ƒ (IC) VCE = 3 V f = parameter
45
34
32 40 30 35 28
0.90GHz
30
26
Gms
25
24
1.80GHz 2.40GHz 3.00GHz
G [dB]
G [dB]
20
22
|S21|
15
2
Gma
20
18
4.00GHz 5.00GHz 6.00GHz
16 10 14 5 12
0 0 1 2 3 4 5 6
10 0 5 10 15 20 25 30 35
f [GHz]
IC [mA]
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BFR740L3RH
Power gain Gma, Gms = ƒ (VCE ) IC = 25 mA f = parameter
36
Minimum noise figure NFmin = ƒ(IC) VCE = 3 V, f = parameter ZS = ZSopt
2
32
1.8
28
0.90GHz
1.6
f = 6GHz f = 5GHz f = 4GHz f = 2.4GHz f = 1.8GHz f = 0.9GHz
24
1.80GHz 2.40GHz 3.00GHz
1.4
1.2
F [dB]
5
20
G [dB]
4.00GHz 5.00GHz
16
1
6.00GHz
0.8
12
0.6
8
0.4
4
0.2
0 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5
0 0 5 10 15
Ic [mA]
20
25
30
VCE [V]
Noise figure F = ƒ(IC ) VCE = 3V, f = 1.8 GHz
Minimum noise figure NFmin = ƒ(f) VCE = 3V, ZS = ZSopt
2
1.8
1.6
1.4
1.2
F [dB]
Z = 50Ω
S
1
ZS = ZSopt
0.8
0.6
0.4
0.2
0 0 5 10 15
Ic [mA]
20
25
30
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BFR740L3RH
Source impedance for min. noise figure vs. frequency VCE = 3 V, IC = 8 mA / 25 mA
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BFR740L3RH
SPICE GP (Gummel-Poon) For the SPICE Gummel Poon (GP) model as well as for the S-parameters (including noise parameters) please refer to our internet website www.infineon.com/rf.models. Please consult our website and download the latest versions before actually starting your design. You find the BFR740L3RH SPICE GP model in the internet in MWO- and ADS-format, which you can import into these circuit simulation tools very quickly and conveniently. The model already contains the package parasitics and is ready to use for DC and high frequency simulations. The terminals of the model circuit correspond to the pin configuration of the device. The model parameters have been extracted and verified up to 10 GHz using typical devices. The BFR740L3RH SPICE GP model reflects the typical DC- and RF-performance within the limitations which are given by the SPICE GP model itself. Besides the DC characteristics all S-parameters in magnitude and phase, as well as noise figure (including optimum source impedance, equivalent noise resistance and flicker noise) and intermodulation have been extracted.
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Package TSLP-3-9
BFR740L3RH
Package Outline
Top view 0.31+0.01 -0.02 Bottom view 0.6 ±0.05 0.5 ±0.035 1)
0.575 ±0.05
3 2
0.4 ±0.035 1)
1
3 1 2
0.35 ±0.05 Pin 1 marking 2 x 0.15 ±0.035 1)
1) Dimension applies to plated terminal
Foot Print
For board assembly information please refer to Infineon website "Packages"
0.6 R0.19
0.45 0.2 0.95
0.38
0.5
0.255
0.35
0.225 0.15 Copper
0.225 Solder mask
0.2 0.2 0.17
R0.1
Stencil apertures
Marking Layout (Example)
BFR705L3RH Type code
Pin 1 marking Laser marking
Standard Packing
Reel ø180 mm = 15.000 Pieces/Reel
4
1.2
0.35
Pin 1 marking
0.8
8
0.315
1
2 x 0.25 ±0.035 1)
1±0.05
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BFR740L3RH
Datasheet Revision History: 8 September 2010 This datasheet replaces the revision from 30 March 2007. The product itself has not been changed and the device characteristics remain unchanged. Only the product description and information available in the datasheet has been expanded and updated. Previous Revision 30 March 2007 Page Subject (changes since last revision) 1 2 4 6,7 AEC Q101 label removed Typical values for leakage currents included, values for maximum leakage currents reduced SPICE model parameters shifted from datasheet to the internet simulation data section NFmin and GammaOpt Charts updated
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BFR740L3RH
Edition 2009-11-16 Published by Infineon Technologies AG 81726 Munich, Germany
2009 Infineon Technologies AG All Rights Reserved.
Legal Disclaimer The information given in this document shall in no event be regarded as a guarantee of conditions or characteristics. With respect to any examples or hints given herein, any typical values stated herein and/or any information regarding the application of the device, 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.
Information For further information on technology, delivery terms and conditions and prices, please contact the nearest Infineon Technologies Office ().
Warnings Due to technical requirements, components may contain dangerous substances. For information on the types in question, please contact the nearest Infineon Technologies Office. Infineon Technologies components may be used in life-support devices or systems only 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.
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