BLF871; BLF871S
UHF power LDMOS transistor
Rev. 5 — 1 September 2015
Product data sheet
1. Product profile
1.1 General description
A 100 W LDMOS RF power transistor for broadcast transmitter applications and industrial
applications. The transistor can deliver 100 W broadband from HF to 1 GHz. The
excellent ruggedness and broadband performance of this device makes it ideal for digital
transmitter applications.
Table 1.
Typical performance
RF performance at VDS = 40 V in a common-source 860 MHz test circuit.
Mode of operation
f
PL
PL(PEP)
D
PL(AV)
Gp
IMD3
PAR
(MHz)
(W) (W)
(W)
(dB) (%) (dBc)
(dB)
CW, class AB
860
100 -
-
21
60
-
-
2-tone, class AB
f1 = 860; f2 = 860.1
-
-
21
47
35
-
33
34[1]
8.3[2]
DVB-T (8k OFDM)
858
-
100
-
24
22
[1]
Measured [dBc] with delta marker at 4.3 MHz from center frequency.
[2]
PAR (of output signal) at 0.01 % probability on CCDF; PAR of input signal = 9.5 dB at 0.01 % probability on
CCDF.
CAUTION
This device is sensitive to ElectroStatic Discharge (ESD). Therefore care should be taken
during transport and handling.
1.2 Features
2-tone performance at 860 MHz, a drain-source voltage VDS of 40 V and a quiescent
drain current IDq = 0.5 A:
Peak envelope power load power = 100 W
Power gain = 21 dB
Drain efficiency = 47 %
Third order intermodulation distortion = 35 dBc
DVB performance at 858 MHz, a drain-source voltage VDS of 40 V and a quiescent
drain current IDq = 0.5 A:
Average output power = 24 W
Power gain = 22 dB
Drain efficiency = 33 %
Third order intermodulation distortion = 34 dBc (4.3 MHz from center frequency)
BLF871; BLF871S
UHF power LDMOS transistor
Integrated ESD protection
Excellent ruggedness
High power gain
High efficiency
Excellent reliability
Easy power control
Compliant to Directive 2002/95/EC, regarding Restriction of Hazardous Substances
(RoHS)
1.3 Applications
Communication transmitter applications in the UHF band
Industrial applications in the UHF band
2. Pinning information
Table 2.
Pin
Pinning
Description
Simplified outline
Graphic symbol
BLF871 (SOT467C)
1
drain
2
gate
3
source
1
1
[1]
3
2
3
2
sym112
BLF871S (SOT467B)
1
drain
2
gate
3
source
1
[1]
1
2
3
3
sym112
2
[1]
Connected to flange.
3. Ordering information
Table 3.
Ordering information
Type number Package
Name Description
BLF871_BLF871S#5
Product data sheet
Version
BLF871
-
flanged LDMOST ceramic package; 2 mounting holes; 2 leads SOT467C
BLF871S
-
earless LDMOST ceramic package; 2 leads
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Rev. 5 — 1 September 2015
SOT467B
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BLF871; BLF871S
UHF power LDMOS transistor
4. Limiting values
Table 4.
Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol
Parameter
VDS
VGS
Conditions
Min
Max
Unit
drain-source voltage
-
89
V
gate-source voltage
0.5
+13
V
Tstg
storage temperature
65
+150
C
Tj
junction temperature
-
200
C
5. Thermal characteristics
Table 5.
Thermal characteristics
Symbol
Parameter
Conditions
Rth(j-c)
thermal resistance from junction to case
Tcase = 80 C;
PL(AV) = 50 W
[1]
[1]
Typ
Unit
0.95
K/W
Rth(j-c) is measured under RF conditions.
6. Characteristics
Table 6.
Characteristics
Tj = 25 C unless otherwise specified.
Symbol Parameter
Conditions
Min Typ Max
V(BR)DSS drain-source breakdown voltage VGS = 0 V; ID = 1.12 mA
VGS(th)
gate-source threshold voltage
VDS = 10 V; ID = 112 mA
Product data sheet
[1]
89
-
105.5 V
[1]
1.4
-
2.4
V
-
IDSS
drain leakage current
VGS = 0 V; VDS = 40 V
-
1.4
A
IDSX
drain cut-off current
VGS = VGS(th) + 3.75 V;
VDS = 10 V
16.7 20
-
A
IGSS
gate leakage current
VGS = 10 V; VDS = 0 V
-
-
140
nA
-
210 -
m
[1]
RDS(on)
drain-source on-state resistance VGS = VGS(th) + 3.75 V;
ID = 3.7 A
Ciss
input capacitance
VGS = 0 V; VDS = 40 V;
f = 1 MHz
-
95
-
pF
Coss
output capacitance
VGS = 0 V; VDS = 40 V;
f = 1 MHz
-
30
-
pF
Crss
reverse transfer capacitance
VGS = 0 V; VDS = 40 V;
f = 1 MHz
-
1
-
pF
[1]
BLF871_BLF871S#5
Unit
ID is the drain current.
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Rev. 5 — 1 September 2015
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BLF871; BLF871S
UHF power LDMOS transistor
001aaj276
160
Coss
(pF)
120
80
40
0
0
20
40
60
VDS (V)
VGS = 0 V; f = 1 MHz.
Fig 1.
Output capacitance as a function of drain-source voltage; typical values
7. Application information
Table 7.
RF performance in a common-source narrowband 860 MHz test circuit
Th = 25 C unless otherwise specified.
BLF871_BLF871S#5
Product data sheet
Mode of operation
f
VDS IDq
(MHz)
(V)
2-tone, class AB
f1 = 860;
f2 = 860.1
40
DVB-T (8k OFDM)
858
40
PL(PEP)
D
PL(AV)
Gp
IMD3
PAR
(A) (W)
(W)
(dB) (%)
0.5 100
-
> 19 > 44 < 30
(dBc)
(dB)
-
0.5 -
24
> 19 > 30 < 31 [1]
> 7.8 [2]
[1]
Measured [dBc] with delta marker at 4.3 MHz from center frequency.
[2]
PAR (of output signal) at 0.01 % probability on CCDF; PAR of input signal = 9.5 dB at 0.01 % probability on
CCDF.
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Rev. 5 — 1 September 2015
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BLF871; BLF871S
UHF power LDMOS transistor
7.1 Narrowband RF figures
7.1.1 CW
001aaj277
24
80
ηD
(%)
Gp
(dB)
Gp
22
60
ηD
20
40
18
20
0
180
16
0
60
120
PL (W)
VDS = 40 V; IDq = 0.5 A; measured in a common source narrowband 860 MHz test circuit.
Fig 2.
CW power gain and drain efficiency as a function of load power; typical values
7.1.2 2-Tone
001aaj278
25
80
ηD
(%)
Gp
(dB)
001aaj279
0
IMD3
(dBc)
60
23
−20
Gp
ηD
21
40
−40
(1)
(2)
20
19
0
120
17
0
40
80
−60
0
40
80
PL(AV) (W)
120
PL(AV) (W)
VDS = 40 V; IDq = 0.5 A; measured in a common source
narrowband 860 MHz test circuit.
VDS = 40 V; IDq = 0.5 A; measured in a common source
narrowband 860 MHz test circuit.
(1) Low frequency component
(2) High frequency component
Fig 3.
2-Tone power gain and drain efficiency as
functions of average load power; typical
values
BLF871_BLF871S#5
Product data sheet
Fig 4.
2-Tone third order intermodulation distortion
as a function of average load power; typical
values
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BLF871; BLF871S
UHF power LDMOS transistor
7.1.3 DVB-T
001aaj280
24
60
ηD
(%)
Gp
(dB)
001aaj281
−15
IMD3
(dBc)
−25
Gp
22
40
−35
ηD
20
20
−45
(1)
(2)
18
0
0
20
40
60
−55
0
20
40
PL(AV) (W)
60
PL(AV) (W)
VDS = 40 V; IDq = 0.5 A; measured in a common source
narrowband 860 MHz test circuit.
VDS = 40 V; IDq = 0.5 A; measured in a common source
narrowband 860 MHz test circuit.
(1) Low frequency component
(2) High frequency component
Fig 5.
DVB-T power gain and drain efficiency as
functions of average load power; typical
values
BLF871_BLF871S#5
Product data sheet
Fig 6.
DVB-T third order intermodulation distortion
as a function of average load power; typical
values
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BLF871; BLF871S
UHF power LDMOS transistor
7.2 Broadband RF figures
7.2.1 2-Tone
001aaj282
22
Gp
(dB)
(2)
(1)
20
70
ηD
(dB)
001aaj283
0
IMD3
(dBc)
60
Gp
−20
(2)
(1)
50
18
(2)
(1)
ηD
−40
40
16
14
400
500
600
700
30
800
900
f (MHz)
−60
400
IDq = 0.5 A; measured in a common source broadband
test circuit as described in Section 8.
(1) VDS = 40 V; PL(AV) = 45 W
Product data sheet
700
800
900
f (MHz)
IDq = 0.5 A; measured in a common source broadband
test circuit as described in Section 8.
(2) VDS = 42 V; PL(AV) = 50 W
2-Tone power gain and drain efficiency as a
function of frequency; typical values
BLF871_BLF871S#5
600
(1) VDS = 40 V; PL(AV) = 45 W
(2) VDS = 42 V; PL(AV) = 50 W
Fig 7.
500
Fig 8.
2-Tone third order intermodulation distortion
as a function of frequency; typical values
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BLF871; BLF871S
UHF power LDMOS transistor
7.2.2 DVB-T
001aaj284
22
Gp
(dB)
ηD
(%)
(2)
(1)
Gp
20
001aaj285
0
50
IMD3
(dBc)
−20
40
(2)
(1)
(1)
(2)
ηD
18
16
400
500
−40
30
600
−60
400
20
800
900
f (MHz)
700
IDq = 0.5 A; measured in a common source broadband
test circuit as described in Section 8.
500
600
700
IDq = 0.5 A; measured in a common source broadband
test circuit as described in Section 8.
(1) VDS = 40 V; PL(AV) = 22 W
(1) VDS = 40 V; PL(AV) = 22 W
(2) VDS = 42 V; PL(AV) = 24 W
(2) VDS = 42 V; PL(AV) = 24 W
Fig 9.
DVB-T power gain and drain efficiency as
functions of frequency; typical values
800
900
f (MHz)
Fig 10. DVB-T third order intermodulation distortion
as a function of frequency; typical values
001aaj286
9
PAR
(dB)
(1)
(2)
8
(3)
(4)
7
6
5
400
500
600
700
800
900
f (MHz)
IDq = 0.5 A; measured in a common source broadband test circuit as described in Section 8.
PAR of input signal = 9.5 dB at 0.01 % probability on CCDF.
(1) PAR at 0.01 % probability on the CCDF; VDS = 40 V; PL(AV) = 22 W
(2) PAR at 0.01 % probability on the CCDF; VDS = 42 V; PL(AV) = 24 W
(3) PAR at 0.1 % probability on the CCDF; VDS = 40 V; PL(AV) = 22 W
(4) PAR at 0.1 % probability on the CCDF; VDS = 42 V; PL(AV) = 24 W
Fig 11. DVB-T PAR at 0.1 % and at 0.01 % probability on the CCDF as function of frequency; typical values
BLF871_BLF871S#5
Product data sheet
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Rev. 5 — 1 September 2015
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8 of 20
BLF871; BLF871S
UHF power LDMOS transistor
7.3 Ruggedness in class-AB operation
The BLF871 and BLF871S are capable of withstanding a load mismatch corresponding to
VSWR = 10 : 1 through all phases under the following conditions: VDS = 42 V;
f = 860 MHz at rated power.
7.4 Impedance information
ZL
drain
Zi
gate
001aai086
Fig 12. Definition of transistor impedance
Table 8.
Typical impedance
Simulated Zi and ZL device impedance; impedance info at VDS = 42 V.
BLF871_BLF871S#5
Product data sheet
f
Zi
ZL
(MHz)
()
()
300
0.977 j3.327
5.506 + j1.774
325
0.977 j2.983
5.366 + j1.858
350
0.978 j2.681
5.223 + j1.930
375
0.979 j2.414
5.078 + j1.990
400
0.979 j2.174
4.932 + j2.040
425
0.980 j1.956
4.786 + j2.079
450
0.981 j1.758
4.640 + j2.108
475
0.982 j1.576
4.495 + j2.128
500
0.982 j1.407
4.352 + j2.138
525
0.983 j1.250
4.212 + j2.140
550
0.984 j1.103
4.074 + j2.135
575
0.985 j0.964
3.940 + j2.122
600
0.986 j0.834
3.809 + j2.102
625
0.987 j0.709
3.682 + j2.077
650
0.988 j0.591
3.558 + j2.045
675
0.990 j0.478
3.438 + j2.009
700
0.991 j0.370
3.323 + j1.968
725
0.992 j0.266
3.211 + j1.923
750
0.993 j0.165
3.103 + j1.874
775
0.995 j0.068
3.000 + j1.822
800
0.996 + j0.026
2.900 + j1.766
825
0.997 + j0.117
2.804 + j1.708
850
0.999 + j0.206
2.711 + j1.648
875
1.000 + j0.292
2.623 + j1.586
900
1.002 + j0.376
2.538 + j1.521
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BLF871; BLF871S
UHF power LDMOS transistor
Table 8.
Typical impedance …continued
Simulated Zi and ZL device impedance; impedance info at VDS = 42 V.
f
Zi
ZL
(MHz)
()
()
925
1.004 + j0.459
2.456 + j2.455
950
1.005 + j0.540
2.378 + j2.388
975
1.007 + j0.619
2.303 + j2.320
1000
1.009 + j0.696
2.230 + j2.250
7.5 Reliability
001aaj287
105
Years
(1) (2) (3) (4) (5) (6)
104
103
102
10
(7) (8) (9) (10) (11)
1
0
2
4
6
IDS(DC) (A)
TTF (0.1 % failure fraction).
The reliability at pulsed conditions can be calculated as follows: TTF (0.1 %) 1 / .
(1) Tj = 100 C
(2) Tj = 110 C
(3) Tj = 120 C
(4) Tj = 130 C
(5) Tj = 140 C
(6) Tj = 150 C
(7) Tj = 160 C
(8) Tj = 170 C
(9) Tj = 180 C
(10) Tj = 190 C
(11) Tj = 200 C
Fig 13. Electromigration (IDS(DC))
BLF871_BLF871S#5
Product data sheet
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BLF871; BLF871S
UHF power LDMOS transistor
8. Test information
Table 9.
List of components
For test circuit, see Figure 14, Figure 15 and Figure 16.
Component
Description
Value
Remarks
C1, C2
multilayer ceramic chip capacitor
5.1 pF
[1]
C3, C4
multilayer ceramic chip capacitor
10 pF
[2]
C5
multilayer ceramic chip capacitor
6.8 pF
[1]
C6
multilayer ceramic chip capacitor
4.7 pF
[1]
C7
multilayer ceramic chip capacitor
2.7 pF
[1]
C8, C9, C10, C25, multilayer ceramic chip capacitor
C26
100 pF
[1]
C11, C27
multilayer ceramic chip capacitor
10 F
C12
electrolytic capacitor
470 F; 63 V
C20
multilayer ceramic chip capacitor
10 pF
[3]
C21
multilayer ceramic chip capacitor
8.2 pF
[3]
C22
trimmer
0.6 pF to 4.5 pF
C23
multilayer ceramic chip capacitor
6.8 pF
[3]
C24
multilayer ceramic chip capacitor
3.9 pF
[3]
L1
stripline
-
[4]
(W L) 7 mm 15 mm
(W L) 2.4 mm 9 mm
TDK C570X7R1H106KT000N or
capacitor of same quality.
Tekelec
L2
stripline
-
[4]
L3
stripline
-
[4]
(W L) 2.4 mm 10 mm
L4
stripline
-
[4]
(W L) 2.4 mm 25 mm
-
[4]
(W L) 2.4 mm 10 mm
(W L) 2.0 mm 20 mm
L5
stripline
L6
stripline
-
[4]
L7
stripline
-
[4]
(W L) 2.0 mm 21 mm
L20
stripline
-
[4]
(W L) 7 mm 12 mm
-
[4]
(W L) 2.4 mm 13 mm
(W L) 2.4 mm 31 mm
(W L) 2.4 mm 5 mm
L21
stripline
L22
stripline
-
[4]
L23
stripline
-
[4]
R1
resistor
100
R2
resistor
10 k
[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.
[4]
Printed-Circuit Board (PCB): Rogers 5880; r = 2.2 F/m; height = 0.79 mm; Cu (top/bottom metallization);
thickness copper plating = 35 m.
BLF871_BLF871S#5
Product data sheet
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Rev. 5 — 1 September 2015
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BLF871_BLF871S#5
Product data sheet
VGG
R2
C11
C12
C27
VDD
Rev. 5 — 1 September 2015
C9
R1
L6
C1
C20
50 Ω
C25
C3
L23
C8
L22
C24
L21
C23
C22
L20
L1
C21
C2
L2
C4
L3
C5
L4
C6
50 Ω
L5
C7
L7
C10
001aaj288
Fig 14. Class-AB common-source broadband amplifier
UHF power LDMOS transistor
12 of 20
© Ampleon The Netherlands B.V. 2015. All rights reserved.
See Table 9 for a list of components.
BLF871; BLF871S
All information provided in this document is subject to legal disclaimers.
C26
BLF871; BLF871S
UHF power LDMOS transistor
76.2 mm
40 mm
40 mm
001aaj289
Fig 15. Printed-Circuit Board (PCB) for class-AB common source amplifier
BLF871_BLF871S#5
Product data sheet
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Rev. 5 — 1 September 2015
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BLF871; BLF871S
UHF power LDMOS transistor
R2
C11
C9
C12
C27
L6
C26
R1
C3
C1
C20
C25
L23
C22
L21
L20
L1
L2
C21
C24
C5
C2
C4
C23
C8
L3
L5
L7
C6
L23
C7
C10
L4
001aaj290
See Table 9 for a list of components.
Fig 16. Component layout for class-AB common source amplifier
BLF871_BLF871S#5
Product data sheet
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Rev. 5 — 1 September 2015
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BLF871; BLF871S
UHF power LDMOS transistor
9. Package outline
Flanged ceramic package; 2 mounting holes; 2 leads
SOT467C
D
A
F
3
D1
U1
B
q
c
C
1
E1
H
U2
E
A
w1 M A M B M
p
2
Q
w2 M C M
b
0
5
10 mm
scale
DIMENSIONS (millimetre dimensions are derived from the original inch dimensions)
UNIT
A
b
c
D
D1
E
E1
F
H
p
Q
q
U1
U2
w1
w2
mm
4.67
3.94
5.59
5.33
0.15
0.10
9.25
9.04
9.27
9.02
5.92
5.77
5.97
5.72
1.65
1.40
18.54
17.02
3.43
3.18
2.21
1.96
14.27
20.45
20.19
5.97
5.72
0.25
0.51
inch
0.184 0.220 0.006
0.155 0.210 0.004
0.364 0.365
0.356 0.355
0.233
0.227
0.235 0.065
0.225 0.055
0.73
0.67
0.135 0.087
0.805 0.235
0.562
0.010 0.020
0.125 0.077
0.795 0.225
OUTLINE
VERSION
REFERENCES
IEC
JEDEC
EIAJ
EUROPEAN
PROJECTION
ISSUE DATE
99-12-28
12-05-02
SOT467C
Fig 17. Package outline SOT467C
BLF871_BLF871S#5
Product data sheet
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Rev. 5 — 1 September 2015
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BLF871; BLF871S
UHF power LDMOS transistor
Earless ceramic package; 2 leads
SOT467B
D
A
F
3
D1
D
U1
c
1
E1
U2
H
E
2
w2
b
A
0
5 mm
scale
Dimensions
Unit(1)
mm
Q
A
b
max 4.67 5.59
nom
min 3.94 5.33
c
D
D1
E
E1
0.15
9.25
9.27
5.92
5.97
0.10
9.04
9.02
5.77
5.72
F
H
Q
U1
U2
1.65 18.29
2.21
9.78
5.97
1.40 17.27
1.96
9.53
5.72
w2
0.25
max 0.184 0.22 0.006 0.364 0.365 0.233 0.235 0.065 0.72
inches nom
min 0.155 0.21 0.004 0.356 0.355 0.227 0.225 0.055 0.68
0.087 0.385 0.235
0.01
0.077 0.375 0.225
Note
1. millimeter dimensions are derived from the original inch dimensions.
Outline
version
References
IEC
JEDEC
JEITA
sot467b_po
European
projection
Issue date
11-08-18
12-05-01
SOT467B
Fig 18. Package outline SOT467B
BLF871_BLF871S#5
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 5 — 1 September 2015
© Ampleon The Netherlands B.V. 2015. All rights reserved.
16 of 20
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10. Abbreviations
Table 10.
Abbreviations
Acronym
Description
CW
Continuous Wave
CCDF
Complementary Cumulative Distribution Function
DVB
Digital Video Broadcast
DVB-T
Digital Video Broadcast - Terrestrial
ESD
ElectroStatic Discharge
HF
High Frequency
IMD3
Third order InterModulation Distortion
LDMOS
Laterally Diffused Metal-Oxide Semiconductor
LDMOST
Laterally Diffused Metal-Oxide Semiconductor Transistor
OFDM
Orthogonal Frequency Division Multiplexing
PAR
Peak-to-Average power Ratio
PEP
Peak Envelope Power
RF
Radio Frequency
TTF
Time To Failure
UHF
Ultra High Frequency
VSWR
Voltage Standing-Wave Ratio
11. Revision history
Table 11.
Revision history
Document ID
Release date
Data sheet status
Change notice
Supersedes
BLF871_BLF871S#5
20150901
Product data sheet
-
BLF871_BLF871S_4
Modifications:
•
The format of this document has been redesigned to comply with the new identity guidelines
of Ampleon.
•
Legal texts have been adapted to the new company name where appropriate.
BLF871_BLF871S_4
20091119
Product data sheet
-
BLF871_3
BLF871_3
20090921
Product data sheet
-
BLF871_2
BLF871_2
20090305
Preliminary data sheet
-
BLF871_1
BLF871_1
20081218
Objective data sheet
-
-
BLF871_BLF871S#5
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 5 — 1 September 2015
© Ampleon The Netherlands B.V. 2015. All rights reserved.
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12. Legal information
12.1 Data sheet status
Document status[1][2]
Product status[3]
Objective [short] data sheet
Development
This document contains data from the objective specification for product development.
Preliminary [short] data sheet
Qualification
This document contains data from the preliminary specification.
Product [short] data sheet
Production
This document contains the product specification.
Definition
[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 may have changed since this document was published and may differ in case of multiple devices. The latest product status
information is available on the Internet at URL http://www.ampleon.com.
12.2 Definitions
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. Ampleon does not give any representations or
warranties as to the accuracy or completeness of information included herein
and shall have no 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 reference only and should not be relied upon to contain detailed and
full information. For detailed and full information see the relevant full data
sheet, which is available on request via the local Ampleon sales office. In
case of any inconsistency or conflict with the short data sheet, the full data
sheet shall prevail.
Product specification — The information and data provided in a Product
data sheet shall define the specification of the product as agreed between
Ampleon and its customer, unless Ampleon and customer have explicitly
agreed otherwise in writing. In no event however, shall an agreement be valid
in which the Ampleon product is deemed to offer functions and qualities
beyond those described in the Product data sheet.
12.3 Disclaimers
Limited warranty and liability — Information in this document is believed to
be accurate and reliable. However, Ampleon does not give any
representations or warranties, expressed or implied, as to the accuracy or
completeness of such information and shall have no liability for the
consequences of use of such information. Ampleon takes no responsibility for
the content in this document if provided by an information source outside of
Ampleon.
In no event shall Ampleon be liable for any indirect, incidental, punitive,
special or consequential damages (including - without limitation - lost profits,
lost savings, business interruption, costs related to the removal or
replacement of any products or rework charges) whether or not such
damages are based on tort (including negligence), warranty, breach of
contract or any other legal theory.
Notwithstanding any damages that customer might incur for any reason
whatsoever, Ampleon’ aggregate and cumulative liability towards customer
for the products described herein shall be limited in accordance with the
Terms and conditions of commercial sale of Ampleon.
Right to make changes — Ampleon 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 information supplied prior to the
publication hereof.
Suitability for use — Ampleon products are not designed, authorized or
warranted to be suitable for use in life support, life-critical or safety-critical
systems or equipment, nor in applications where failure or malfunction of an
BLF871_BLF871S#5
Product data sheet
Ampleon product can reasonably be expected to result in personal injury,
death or severe property or environmental damage. Ampleon and its
suppliers accept no liability for inclusion and/or use of Ampleon 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. Ampleon makes no representation
or warranty that such applications will be suitable for the specified use without
further testing or modification.
Customers are responsible for the design and operation of their applications
and products using Ampleon products, and Ampleon accepts no liability for
any assistance with applications or customer product design. It is customer’s
sole responsibility to determine whether the Ampleon product is suitable and
fit for the customer’s applications and products planned, as well as for the
planned application and use of customer’s third party customer(s). Customers
should provide appropriate design and operating safeguards to minimize the
risks associated with their applications and products.
Ampleon does not accept any liability related to any default, damage, costs or
problem which is based on any weakness or default in the customer’s
applications or products, or the application or use by customer’s third party
customer(s). Customer is responsible for doing all necessary testing for the
customer’s applications and products using Ampleon products in order to
avoid a default of the applications and the products or of the application or
use by customer’s third party customer(s). Ampleon does not accept any
liability in this respect.
Limiting values — Stress above one or more limiting values (as defined in
the Absolute Maximum Ratings System of IEC 60134) will cause permanent
damage to the device. Limiting values are stress ratings only and (proper)
operation of the device at these or any other conditions above those given in
the Recommended operating conditions section (if present) or the
Characteristics sections of this document is not warranted. Constant or
repeated exposure to limiting values will permanently and irreversibly affect
the quality and reliability of the device.
Terms and conditions of commercial sale — Ampleon products are sold
subject to the general terms and conditions of commercial sale, as published
at http://www.ampleon.com/terms, unless otherwise agreed in a valid written
individual agreement. In case an individual agreement is concluded only the
terms and conditions of the respective agreement shall apply. Ampleon
hereby expressly objects to applying the customer’s general terms and
conditions with regard to the purchase of Ampleon products by customer.
No offer to sell or license — Nothing in this document may be interpreted or
construed as an offer to sell products that is open for acceptance or the grant,
conveyance or implication of any license under any copyrights, patents or
other industrial or intellectual property rights.
Export control — This document as well as the item(s) described herein
may be subject to export control regulations. Export might require a prior
authorization from competent authorities.
All information provided in this document is subject to legal disclaimers.
Rev. 5 — 1 September 2015
© Ampleon The Netherlands B.V. 2015. All rights reserved.
18 of 20
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Non-automotive qualified products — Unless this data sheet expressly
states that this specific Ampleon product is automotive qualified, the product
is not suitable for automotive use. It is neither qualified nor tested in
accordance with automotive testing or application requirements. Ampleon
accepts no liability for inclusion and/or use of non-automotive qualified
products in automotive equipment or applications.
In the event that customer uses the product for design-in and use in
automotive applications to automotive specifications and standards, customer
(a) shall use the product without Ampleon’ warranty of the product for such
automotive applications, use and specifications, and (b) whenever customer
uses the product for automotive applications beyond Ampleon’ specifications
such use shall be solely at customer’s own risk, and (c) customer fully
indemnifies Ampleon for any liability, damages or failed product claims
resulting from customer design and use of the product for automotive
applications beyond Ampleon’ standard warranty and Ampleon’ product
specifications.
12.4 Trademarks
Notice: All referenced brands, product names, service names and trademarks
are the property of their respective owners.
Any reference or use of any ‘NXP’ trademark in this document or in or on the
surface of Ampleon products does not result in any claim, liability or
entitlement vis-à-vis the owner of this trademark. Ampleon is no longer part of
the NXP group of companies and any reference to or use of the ‘NXP’
trademarks will be replaced by reference to or use of Ampleon’s own Any
reference or use of any ‘NXP’ trademark in this document or in or on the
surface of Ampleon products does not result in any claim, liability or
entitlement vis-à-vis the owner of this trademark. Ampleon is no longer part of
the NXP group of companies and any reference to or use of the ‘NXP’
trademarks will be replaced by reference to or use of Ampleon’s own
trademarks.
Translations — A non-English (translated) version of a document is for
reference only. The English version shall prevail in case of any discrepancy
between the translated and English versions.
13. Contact information
For more information, please visit:
http://www.ampleon.com
BLF871_BLF871S#5
Product data sheet
For sales office addresses, please visit:
http://www.ampleon.com/sales
All information provided in this document is subject to legal disclaimers.
Rev. 5 — 1 September 2015
© Ampleon The Netherlands B.V. 2015. All rights reserved.
19 of 20
BLF871; BLF871S
UHF power LDMOS transistor
14. Contents
1
1.1
1.2
1.3
2
3
4
5
6
7
7.1
7.1.1
7.1.2
7.1.3
7.2
7.2.1
7.2.2
7.3
7.4
7.5
8
9
10
11
12
12.1
12.2
12.3
12.4
13
14
Product profile . . . . . . . . . . . . . . . . . . . . . . . . . . 1
General description . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Pinning information . . . . . . . . . . . . . . . . . . . . . . 2
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . . 3
Thermal characteristics . . . . . . . . . . . . . . . . . . 3
Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Application information. . . . . . . . . . . . . . . . . . . 4
Narrowband RF figures . . . . . . . . . . . . . . . . . . 5
CW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2-Tone. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
DVB-T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Broadband RF figures . . . . . . . . . . . . . . . . . . . 7
2-Tone. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
DVB-T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Ruggedness in class-AB operation . . . . . . . . . 9
Impedance information . . . . . . . . . . . . . . . . . . . 9
Reliability . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Test information . . . . . . . . . . . . . . . . . . . . . . . . 11
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 15
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Revision history . . . . . . . . . . . . . . . . . . . . . . . . 17
Legal information. . . . . . . . . . . . . . . . . . . . . . . 18
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 18
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Trademarks. . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Contact information. . . . . . . . . . . . . . . . . . . . . 19
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section ‘Legal information’.
© Ampleon The Netherlands B.V. 2015.
All rights reserved.
For more information, please visit: http://www.ampleon.com
For sales office addresses, please visit: http://www.ampleon.com/sales
Date of release: 1 September 2015
Document identifier: BLF871_BLF871S#5
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