BLF2043
UHF power LDMOS transistor
Rev. 7 — 1 September 2015
Product data sheet
IMPORTANT NOTICE
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Philips Semiconductors
Product specification
UHF power LDMOS transistor
BLF2043
FEATURES
PINNING - SOT538A
• Typical 2-tone performance at a supply voltage of 26 V
and IDQ of 85 mA:
PIN
– Output power = 10 W (PEP)
– Gain = 12 dB
DESCRIPTION
1
drain
2
gate
3
source, connected to mounting base
– Efficiency = 36.5%
– dim = −32 dBc
• Easy power control
1
• Excellent ruggedness
• High power gain
3
• Excellent thermal stability
• Designed for broadband operation (HF to 2200 MHz)
• No internal matching for broadband operation.
2
Top view
MBK905
APPLICATIONS
Fig.1 Simplified outline.
• RF power amplifiers for GSM, EDGE and CDMA base
stations and multicarrier applications in the
HF to 2200 MHz frequency range
• Broadcast drivers.
DESCRIPTION
10 W LDMOS power transistor for base station
applications at frequencies from HF to 2200 MHz.
QUICK REFERENCE DATA
Typical RF performance at Th = 25 °C in a common source test circuit.
f
(MHz)
VDS
(V)
PL
(W)
Gp
(dB)
ηD
(%)
dim
(dBc)
f1 = 2000; f2 = 2000.1
26
10 (PEP)
12.5
36.5
−32
MODE OF OPERATION
CW, class-AB (2-tone)
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 60134).
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
VDS
drain-source voltage
−
75
V
VGS
gate-source voltage
−
±15
V
ID
drain current (DC)
−
2.2
A
Tstg
storage temperature
−65
+150
°C
Tj
junction temperature
−
200
°C
CAUTION
This product is supplied in anti-static packing to prevent damage caused by electrostatic discharge during transport
and handling. For further information, refer to Philips specs.: SNW-EQ-608, SNW-FQ-302A and SNW-FQ-302B.
2003 Feb 10
2
Philips Semiconductors
Product specification
UHF power LDMOS transistor
BLF2043
THERMAL CHARACTERISTICS
SYMBOL
Rth j-h
PARAMETER
CONDITIONS
VALUE
UNIT
9
K/W
Tmb = 25 °C; note 1
thermal resistance from junction to heatsink
Note
1. Thermal resistance is determined under RF operating conditions.
CHARACTERISTICS
Tj = 25 °C unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
V(BR)DSS
drain-source breakdown voltage
VGS = 0; ID = 0.2 mA
65
−
−
V
VGSth
gate-source threshold voltage
VDS = 10 V; ID = 20 mA
4
−
5
V
IDSS
drain-source leakage current
VGS = 0; VDS = 26 V
−
−
1.5
µA
IDSX
on-state drain current
VGS = VGSth + 9 V; VDS = 10 V
2.8
−
−
A
IGSS
gate leakage current
VGS = ±15 V; VDS = 0
−
−
40
nA
gfs
forward transconductance
VDS = 10 V; ID = 0.75 A
−
0.5
−
S
RDSon
drain-source on-state resistance
VGS = 10 V; ID = 0.75 A
−
1.2
−
Ω
Cis
input capacitance
VGS = 0; VDS = 26 V; f = 1 MHz
−
11
−
pF
Cos
output capacitance
VGS = 0; VDS = 26 V; f = 1 MHz
−
9
−
pF
Crs
feedback capacitance
VGS = 0; VDS = 26 V; f = 1 MHz
−
0.5
−
pF
APPLICATION INFORMATION
RF performance in a common source class-AB circuit. Th = 25 °C; Rth mb-h = 0.4 K/W, unless otherwise specified.
MODE OF OPERATION
CW, class-AB (2-tone)
f
(MHz)
VDS
(V)
IDQ
(mA)
PL
(W)
Gp
(dB)
ηD
(%)
dim
(dBc)
f1 = 2000; f2 = 2000.1
26
85
10 (PEP)
>11.8
>33
≤−26
Ruggedness in class-AB operation
The BLF2043 is capable of withstanding a load mismatch corresponding to VSWR = 10 : 1 through all phases under the
following conditions: VDS = 26 V; f = 2000 MHz at rated load power.
2003 Feb 10
3
Philips Semiconductors
Product specification
UHF power LDMOS transistor
MCE017
15
handbook, halfpage
BLF2043
60
dim
(dBc)
ηD
(%)
Gp
Gp
(dB)
MCE018
0
handbook, halfpage
−20
10
d3
40
ηD
d5
−40
d7
5
20
−60
0
0
Fig.2
5
10
−80
0
20
15
PL (PEP) (W)
Power gain and efficiency as functions of
peak envelope load power; typical values.
Fig.3
MCE019
0
dim
(dBc)
handbook, halfpage
−10
−20
−30
(1)
(3)
−40
(2)
−50
0
5
10
15
20
PL (PEP) (W)
(1) IDQ = 55 mA.
(2) IDQ = 85 mA.
(3) IDQ = 115 mA.
Fig.4
Third order intermodulation distortion as a
function of peak envelope load power and
IDQ setting; typical values.
2003 Feb 10
4
0
5
10
20
15
PL (PEP) (W)
Intermodulation distortion as a function of
peak envelope load power; typical values.
Philips Semiconductors
Product specification
UHF power LDMOS transistor
BLF2043
MGS999
MGT001
10
6
handbook, halfpage
handbook,
Z halfpage
L
(Ω)
Zi
(Ω)
RL
4
8
2
xi
6
0
4
−2
2
−4
ri
0
1.8
XL
2
f (GHz)
−6
1.8
2.2
2
f (GHz)
VDS = 26 V; IDQ = 25 mA; PL = 10 W; Th ≤ 25 °C.
Impedance measured at reference planes (see Fig.7).
VDS = 26 V; IDQ = 25 mA; PL = 10 W; Th ≤ 25 °C.
Impedance measured at reference planes (see Fig.7).
Fig.5
Fig.6
Input impedance as a function of frequency
(series components); typical values.
2.2
Load impedance as a function of frequency
(series components); typical values.
handbook, halfpage
drain
handbook, halfpage
gate
Zi
ZL
reference planes
Fig.7
MCE020
MGT002
Fig.8 Definition of transistor impedance.
Measuring reference planes SOT538A.
2003 Feb 10
5
Philips Semiconductors
Product specification
UHF power LDMOS transistor
BLF2043
VDD
handbook, full pagewidth
L2
C16
C18
C19
C12
C13
C14
Vgate
C17
L1
C6
R1
C7
C1
output
50 Ω
L8
L7
L3
L5
L4
C15
L6
L10
C11
L11
output
50 Ω
L9
C2
C3
C4
C8
C5
C9
C10
Fig.9 Class-AB test circuit for 2 GHz.
2003 Feb 10
6
MCE021
Philips Semiconductors
Product specification
UHF power LDMOS transistor
BLF2043
List of components (see Figs 8 and 9)
COMPONENT
DESCRIPTION
VALUE
C1, C2
multilayer ceramic chip capacitor; note 1 6.8 pF
C3
multilayer ceramic chip capacitor; note 1 1.0 pF
DIMENSIONS
CATALOGUE NO.
C4, C10, C11
tekelec variable capacitor; type 37271
C5, C7
multilayer ceramic chip capacitor; note 1 2.0 pF
0.6 to 4.5 pF
C6
multilayer ceramic chip capacitor; note 1 2.7 pF
C8
multilayer ceramic chip capacitor; note 1 0.2 pF
C9
multilayer ceramic chip capacitor; note 1 0.6 to 4.5 pF
C12
multilayer ceramic chip capacitor; note 1 10 pF
C13
multilayer ceramic chip capacitor; note 1 51 pF
C14
multilayer ceramic chip capacitor; note 1 120 pF
C15
multilayer ceramic chip capacitor
100 nF
2222 581 16641
C16
electrolytic capacitor
100 µF; 63 V
2222 037 58101
C17, C18
tantalum SMD capacitor
10 µF; 35 V
C19
multilayer ceramic chip capacitor; note 2 1 nF
L1, L2
3 turns enamelled 0.5 mm copper wire
L3
stripline; note 3
50 Ω
3.5 × 1.5 mm
L4
stripline; note 3
50 Ω
1.0 × 1.5 mm
L5
stripline; note 3
73.2 Ω
5 × 2 mm
3 loops; d = 3 mm
length = 3 mm
L6
stripline; note 3
31 Ω
11.0 × 0.8 mm
L7, L8
stripline; note 3
64.7 Ω
1.5 × 1.0 mm
L9
stripline; note 3
31 Ω
14.4 × 3.0 mm
L10, L11
stripline; note 3
50 Ω
3.5 × 1.5 mm
R1
metal film resistor
2.2 kΩ; 0.6 W
Notes
1. American Technical Ceramics type 100A or capacitor of same quality.
2. American Technical Ceramics type 100B or capacitor of same quality.
3. The striplines are on a double copper-clad printed-circuit board with Rogers 5880 dielectric (εr = 2.2); thickness
0.51 mm.
2003 Feb 10
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Philips Semiconductors
Product specification
UHF power LDMOS transistor
BLF2043
handbook, full pagewidth
BLF2043 TEST CIRCUIT
C17
C19
C18
C16
L2
C15
C14
C13
C12
C1 C3
C2
L1
C6 C7
R1
C11
C5
BLF2043
C8
C9
C4
C10
BLF2043 TEST CIRCUIT
54
52
MCE022
Dimensions in mm.
The components are situated on one side of the copper-clad printed-circuit board with Teflon dielectric (εr = 2.2), thickness 0.51 mm.
Fig.10 Component layout for 2 GHz class-AB test circuit.
2003 Feb 10
8
Philips Semiconductors
Product specification
UHF power LDMOS transistor
BLF2043
PACKAGE OUTLINE
Ceramic surface mounted package; 2 leads
SOT538A
D
A
3
z2 (4×)
z4 (4×)
D1
D2
B
c
1
L
A
z1 (4×)
E2
H
E1
E
z3 (4×)
2
α
w1 M B M
b
Q
0
2.5
5 mm
scale
DIMENSIONS (millimetre dimensions are derived from the original inch dimensions)
UNIT
A
b
c
D
D1
D2
E
E1
E2
H
L
Q
w1
z1
z2
z3
z4
α
mm
2.95
2.29
1.35
1.19
0.23
0.18
5.16
5.00
4.65
4.50
5.16
5.00
4.14
3.99
3.63
3.48
4.14
3.99
7.49
7.24
2.03
1.27
0.10
0.00
0.25
0.58
0.43
0.25
0.18
0.97
0.81
0.51
0.00
7°
0°
inches
0.116
0.090
0.053
0.047
0.009
0.007
0.203
0.197
0.183
0.177
0.203
0.197
0.163
0.157
0.143
0.137
0.163
0.157
0.295
0.285
0.080
0.050
0.023 0.010
0.017 0.007
0.038
0.032
0.020
0.000
7°
0°
OUTLINE
VERSION
REFERENCES
IEC
JEDEC
JEITA
EUROPEAN
PROJECTION
ISSUE DATE
00-03-03
02-08-20
SOT538A
2003 Feb 10
0.004
0.010
0.000
9
Philips Semiconductors
Product specification
UHF power LDMOS transistor
BLF2043
DATA SHEET STATUS
LEVEL
DATA SHEET
STATUS(1)
PRODUCT
STATUS(2)(3)
Development
DEFINITION
I
Objective data
II
Preliminary data Qualification
This data sheet contains data from the preliminary specification.
Supplementary data will be published at a later date. Philips
Semiconductors reserves the right to change the specification without
notice, in order to improve the design and supply the best possible
product.
III
Product data
This data sheet contains data from the product specification. Philips
Semiconductors reserves the right to make changes at any time in order
to improve the design, manufacturing and supply. Relevant changes will
be communicated via a Customer Product/Process Change Notification
(CPCN).
Production
This data sheet contains data from the objective specification for product
development. Philips Semiconductors reserves the right to change the
specification in any manner without notice.
Notes
1. Please consult the most recently issued data sheet before initiating or completing a design.
2. The product status of the device(s) described in this data sheet may have changed since this data sheet was
published. The latest information is available on the Internet at URL http://www.semiconductors.philips.com.
3. For data sheets describing multiple type numbers, the highest-level product status determines the data sheet status.
DEFINITIONS
DISCLAIMERS
Short-form specification The data in a short-form
specification is extracted from a full data sheet with the
same type number and title. For detailed information see
the relevant data sheet or data handbook.
Life support applications These products are not
designed for use in life support appliances, devices, or
systems where malfunction of these products can
reasonably be expected to result in personal injury. Philips
Semiconductors customers using or selling these products
for use in such applications do so at their own risk and
agree to fully indemnify Philips Semiconductors for any
damages resulting from such application.
Limiting values definition Limiting values given are in
accordance with the Absolute Maximum Rating System
(IEC 60134). Stress above one or more of the limiting
values may cause permanent damage to the device.
These are stress ratings only and operation of the device
at these or at any other conditions above those given in the
Characteristics sections of the specification is not implied.
Exposure to limiting values for extended periods may
affect device reliability.
Right to make changes Philips Semiconductors
reserves the right to make changes in the products including circuits, standard cells, and/or software described or contained herein in order to improve design
and/or performance. When the product is in full production
(status ‘Production’), relevant changes will be
communicated via a Customer Product/Process Change
Notification (CPCN). Philips Semiconductors assumes no
responsibility or liability for the use of any of these
products, conveys no licence or title under any patent,
copyright, or mask work right to these products, and
makes no representations or warranties that these
products are free from patent, copyright, or mask work
right infringement, unless otherwise specified.
Application information Applications that are
described herein for any of these products are for
illustrative purposes only. Philips Semiconductors make
no representation or warranty that such applications will be
suitable for the specified use without further testing or
modification.
2003 Feb 10
10
Philips Semiconductors
Product specification
UHF power LDMOS transistor
BLF2043
NOTES
2003 Feb 10
11
Philips Semiconductors – a worldwide company
Contact information
For additional information please visit http://www.semiconductors.philips.com.
Fax: +31 40 27 24825
For sales offices addresses send e-mail to: sales.addresses@www.semiconductors.philips.com.
SCA75
© Koninklijke Philips Electronics N.V. 2003
All rights are reserved. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner.
The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed
without notice. No liability will be accepted by the publisher for any consequence of its use. Publication thereof does not convey nor imply any license
under patent- or other industrial or intellectual property rights.
Printed in The Netherlands
613524/06/pp12
Date of release: 2003
Feb 10
Document order number:
9397 750 10917