ERICSSON PTF10120

PTF 10120
120 Watts, 1.8–2.0 GHz
GOLDMOS™ Field Effect Transistor
Description
The PTF 10120 is an internally matched common source N-channel
enhancement-mode lateral MOSFET intended for CDMA and TDMA
applications from 1.8 to 2.0 GHz. It is rated at 120 watts power output.
Nitride surface passivation and full gold metallization ensure excellent
device lifetime and reliability.
•
INTERNALLY MATCHED
•
Guaranteed Performance at 1.99 GHz, 28 V
- Output Power = 120 Watts Min
- Power Gain = 11 dB Typ
•
Full Gold Metallization
•
Silicon Nitride Passivated
•
Back Side Common Source
•
Excellent Thermal Stability
•
100% Lot Traceability
100
120
80
Output Power
90
60
Efficiency
60
40
VDD = 28 V
30
Efficiency (%)
Output Power (Watts)
Typical Output Power vs. Input Power
150
101
A-12
345
20
698
49
20
IDQ = 1.2 A Total
f = 1990 MHz
0
0
0
3
6
9
12
15
18
Input Power (Watts)
Package 20250
RF Specifications (100% Tested)
Characteristic
Gain
(VDD = 28 V, POUT = 30 W, IDQ = 1.2 A Total, f = 1.99 GHz)
Power Output at 1 dB Compression
(VDD = 28 V, IDQ = 1.2 A Total, f = 1.99 GHz)
Drain Efficiency
(VDD = 28 V, POUT = 120 W, IDQ = 1.2 A Total, f = 1.99 GHz)
Load Mismatch Tolerance
(VDD = 28 V, POUT = 60 W, IDQ = 1.2 A Total, f = 1.99 GHz
—all phase angles at frequency of test)
Symbol
Min
Typ
Max
Units
Gps
10
11
—
dB
P-1dB
120
—
—
Watts
hD
—
40
—
%
Y
—
—
10:1
—
All published data at TCASE = 25°C unless otherwise indicated.
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PTF 10120
Electrical Characteristics
Characteristic (per side)
(100% Tested—characteristics, conditions and limits shown per side)
Conditions
Drain-Source Breakdown Voltage VGS = 0 V, ID = 100 mA
Zero Gate Voltage Drain Current
VDS = 28 V, VGS = 0 V
Gate Threshold Voltage
VDS = 10 V, ID = 150 mA
Forward Transconductance
VDS = 10 V, ID = 2 A
Symbol
Min
Typ
Max
Units
V(BR)DSS
65
—
—
Volts
IDSS
—
—
5.0
mA
VGS(th)
3.0
—
5.0
Volts
gfs
—
4.0
—
Siemens
Maximum Ratings
Parameter
Symbol
Value
Unit
Drain-Source Voltage(1)
VDSS
65
Vdc
Gate-Source Voltage(1)
VGS
±20
Vdc
Operating Junction Temperature
TJ
200
°C
Total Device Dissipation at
PD
440
Watts
2.51
W/°C
Above 25°C derate by
Storage Temperature Range
TSTG
–40 to +150
°C
Thermal Resistance (TCASE = 70°C)
RqJC
0.39
°C/W
(1) per side
Typical Performance
Typical POUT, Gain & Efficiency (at P-1dB)
vs. Frequency
10
100
Gain (dB)
VDD = 28 V
9
80
IDQ = 1.2 A Total
60
8
40
Efficiency (%)
7
1750
1850
1950
20
2050
Efficiency (%)
@P-1dB
11
10
45
VDD = 28 V
Gain (dB)
9
Return Loss (dB)
8
1930
Frequency (MHz)
1940
1950
1960
1970
Frequency (MHz)
2
30
IDQ = 1.2 A Total
POUT = 120 W
1980
Efficiency
120
60
0
- 15
5
-10
-15
0
-20
1990
Return Loss
140
11
Gain (dB)
160
Gain (dB)
Output Power (W)
Output Power & Efficiency
12
Broadband Test Fixture Performance
12
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PTF 10120
Intermodulation Distortion vs. Output Power
Power Gain vs. Output Power
(as measured in a broadband circuit)
13
-15
VDD = 28 V
IDQ = 1200 mA
-25
11
10
IMD (dBc)
IDQ = 600 mA
9
IDQ = 300 mA
VDD = 28 V
f = 1990 MHz
8
IDQ = 1.2 A Total
-35
f2 = 1960 MHz
IM5
-45
-55
IM7
-65
7
1
10
100
0
1000
20
40
60
80
100
120
Capacitance vs. Supply Voltage (per side) *
Output Power vs. Supply Voltage
180
240
140
120
IDQ = 1.2 A Total
f = 1990 MHz
30
200
Cds and Cgs (pF)
160
100
25
VGS =0 V
f = 1 MHz
160
20
Cgs
120
15
Cds
80
10
40
80
Crss
0
22
24
26
28
30
140
Output Power (Watts-PEP)
Output Power (Watts)
Output Power (Watts)
IM3
f1 = 1959 MHz
32
5
0
0
34
Crss
Power Gain (dB)
12
Supply Voltage (Volts)
10
20
30
40
Supply Voltage (Volts)
* This part is internally matched. Measurements of the finished
product will not yield these results.
Impedance Data
(VDD = 28 V, POUT = 120 W,
IDQ = 1.2 A Total)
Z Source
D
Z Load
S
G
G
D
Z Source W
Frequency
Z Load W
GHz
R
jX
R
jX
1.75
7.6
-10.5
4.6
-3.6
1.80
8.8
-13.0
4.2
-3.2
1.85
9.8
-14.1
4.0
-2.8
1.90
11.0
-15.2
3.7
-2.8
1.95
12.0
-17.0
3.6
-3.2
2.00
13.4
-17.5
3.4
-3.8
2.05
14.6
-18.0
3.2
-4.4
3
Z0 = 50 W
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PTF 10120
Test Circuit
Test Circuit Block Diagram for f = 2.0 GHz
Q1
l1, l2
l3, l4
l5, l6
l7, l8
l9, l10
l11, l12
l13, l14
C1, C2, C3, C4, C5,
C6, C11, C12
C7, C8, C15, C16
C9, C10, C13, C14
C17
PTF 10120
.048 l @ 2.0 GHz
.18 l @ 2.0 GHz
.097 l @ 2.0 GHz
.129 l @ 2 GHz
.031 l @ 2 GHz
.25 l @ 2 GHz
LDMOS RF Transistor
Microstrip 50 W
Microstrip 31.7 W
Microstrip 70 W
Microstrip 9.35 W
Microstrip 7.6 W
Microstrip 8.8 W
Microstrip 65 W
10 pF Chip Cap
ATC 100 B
0.1 mF Chip Cap
K1206
10 mF SMT Tantalum Cap
0.7 pF Chip Cap
ATC 100 B
4
L1, L2
L3, L4
R1, R2, R3, R4
R5, R6
R7, R8
R9, R10
T1, T2
Circuit Board
2.7 nh
SMT Coil
4 mm
SMT Ferrite Bead
220 W
Chip Resistor K1206
2K
SMT Potentiometer
10 W
Chip Resistor K1206
1W
Chip Resistor K1206
50 W Coaxial Balun
.028" Dielectric Thickness, er = 4.0,
AlliedSignal, G200, 2 oz. copper
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PTF 10120
Parts Layout (not to scale)
Artwork (1 inch
)
Ericsson Microelectronics
RF Power Products
Morgan Hill, CA 95037 USA
1-877-GOLDMOS (465-3667) United States
+46 8 757 4700 International
e-mail: [email protected]
www.ericsson.com\rfpower
5
Specifications subject to change without notice.
L3
© 1998 Ericsson Inc.
EUS/KR 1301-PTF 10120 Uen Rev. A 01-06-99
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Notes:
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