180 W LDMOS power transistor for base station applications at frequencies from
1800 MHz to 2000 MHz.
Table 1.Typical performance
RF performance at T
Mode of operationfV
2-carrier W-CDMA1805 to 188032501829.5−35
[1] Test signal: 3GPP; test model 1; 64 DPCH; PAR =7.5 dB at 0.01 % probability on CCDF per carrier;
case
carrier spacing 5 MHz.
= 25°C in a common source class-AB production test circuit.
DS
(MHz)(V)(W)(dB)(%)(dBc)
P
L(AV)
G
p
η
D
ACPR
[1]
CAUTION
This device is sensitive to ElectroStatic Discharge (ESD). Therefore care should be taken
during transport and handling.
1.2 Features
n Typical 2-carrier W-CDMAperformance at frequencies of 1805 MHz and 1880 MHz, a
supply voltage of 32 V and an IDq of 1600 mA:
u Average output power = 50 W
u Power gain = 18 dB (typ)
u Efficiency = 29.5 %
u ACPR = −35 dBc
n Easy power control
n Integrated ESD protection
n Excellent ruggedness
n High efficiency
n Excellent thermal stability
n Designed for broadband operation (1800 MHz to 2000 MHz)
n Internally matched for ease of use
n Qualified up to a supply voltage of 32 V
n Compliant to Directive 2002/95/EC, regarding Restriction of Hazardous Substances
(RoHS)
Page 2
NXP Semiconductors
1.3 Applications
n RF power amplifiers for W-CDMA base stations and multicarrier applications in the
Mode of operation: 2-carrier W-CDMA; PAR 7.5 dB at 0.01 % probability on CCDF; 3GPP test
model 1; 1 to 64 PDPCH; f
RF performance at V
class-AB production test circuit.
Symbol ParameterConditionsMinTypMaxUnit
G
RL
η
p
in
D
power gainP
input return lossP
drain efficiencyP
ACPRadjacent channel power ratioP
Table 8.Application information
Mode of operation: 1-carrier W-CDMA; PAR 7.5 dB at 0.01 % probability on CCDF; 3GPP test
model 1; 1 to 64 PDPCH; f
I
= 25°C; unless otherwise specified; in a class-AB production test circuit.
L(AV)
= 115 W;
4.14.3 -dB
at 0.01 % probability on CCDF
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NXP Semiconductors
7.1 Ruggedness in class-AB operation
The BLF6G20-180PN is capable of withstanding a load mismatch corresponding to
VSWR = 10 : 1 through all phases under the following conditions: VDS=28V;
IDq= 1600 mA; PL = 180 W (CW); f = 1880 MHz.
BLF6G20-180PN
Power LDMOS transistor
G
(dB)
001aai017
P
L(AV)
(W)
60
η
D
(%)
40
20
0
G
(dB)
p
20
18
16
14
02001608012040
G
p
η
D
VDS=32V; IDq= 1600 mA; f = 1880 MHz.
Fig 1.One-tone CW power gain and drain efficiency as function of average load power;
Striplines are on a double copper-clad Rogers R04350 Printed-Circuit Board (PCB) with εr = 3.5 and thickness = 0.76 mm.
See Table9 for list of components.
Fig 9.Component layout for 1805 MHz and 1880 MHz test circuit
[1] American Technical Ceramics type 100B or capacitor of same quality.
[2] American Technical Ceramics type 180R or capacitor of same quality.
[3] American Technical Ceramics type 100A or capacitor of same quality.
3GPP3rd Generation Partnership Project
CCDFComplementary Cumulative Distribution Function
CWContinuous Wave
DPCHDedicated Physical CHannel
IMDInterModulation Distortion
LDMOSLaterally Diffused Metal-Oxide Semiconductor
LDMOSTLaterally Diffused Metal-Oxide Semiconductor Transistor
PARPeak-to-Average power Ratio
PDPCHtransmission Power of the Dedicated Physical CHannel
RFRadio Frequency
VSWRVoltage Standing-Wave Ratio
W-CDMAWideband Code Division Multiple Access
Objective [short] data sheetDevelopmentThis document contains data from the objective specification for product development.
Preliminary [short] data sheet QualificationThis document contains data from the preliminary specification.
Product [short] data sheetProductionThis document contains the product specification.
[1] Please consult the most recently issued document before initiating or completing a design.
[2] The term ‘short data sheet’ is explained in section “Definitions”.
[3] The product status of device(s) described in this document mayhave changed since this document was published and maydiffer in case of multiple devices. The latest product status
information is available on the Internet at URL
[1][2]
Product status
12.2Definitions
Draft — The document is a draft version only. The content is still under
internal review and subject to formal approval, which may result in
modifications or additions. NXP Semiconductors does not give any
representations or warranties as to the accuracy or completeness of
information included herein and shall haveno liability for the consequences of
use of such information.
Short data sheet — A short data sheet is an extract from a full data sheet
with the same product type number(s) and title.A short data sheet is intended
for quick referenceonly and should not be relied upon to containdetailed and
full information. For detailed and full information see the relevant full data
sheet, which is available on request via the local NXP Semiconductors sales
office. In case of any inconsistency or conflict with the short data sheet, the
full data sheet shall prevail.
12.3Disclaimers
General — Information in this document is believed to be accurate and
reliable. However, NXP Semiconductors does not give any representations or
warranties, expressedor implied,as tothe accuracyor completeness ofsuch
information and shall have no liability for the consequences of use of such
information.
Right to make changes — NXP Semiconductors reserves the right to make
changes to information published in this document, including without
limitation specifications and product descriptions, at any time and without
notice. This document supersedes and replaces all informationsupplied prior
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authorized or warranted to be suitable for use in medical, military, aircraft,
space or life support equipment, nor in applications where failure or
malfunction of an NXP Semiconductors product can reasonably be expected
to result in personal injury, death or severe property or environmental
[3]
http://www.nxp.com.
Definition
damage. NXP Semiconductors accepts no liability for inclusion and/or use of
NXP Semiconductors products in such equipment or applications and
therefore such inclusion and/or use is at the customer’s own risk.
Applications — Applications that are described herein for any of these
products are for illustrative purposes only. NXP Semiconductors makes no
representation or warranty that such applications will be suitable for the
specified use without further testing or modification.
Limiting values — Stress above one or more limiting values (as defined in
the Absolute Maximum Ratings System of IEC 60134)may cause permanent
damage to the device. Limiting values are stress ratings only and operation of
the device at these or any other conditions above those given in the
Characteristics sections of this document is not implied. Exposure to limiting
values for extended periods may affect device reliability.
Terms and conditions of sale — NXP Semiconductors products are sold
subject to the general terms and conditions of commercial sale, as published
at
http://www.nxp.com/profile/terms, including those pertaining to warranty,
intellectual property rights infringement and limitation of liability, unless
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Please be aware that important notices concerning this document and the product(s)
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