SD2933
RF POWER TRANSISTORS HF/VHF/UHF N-CHANNEL MOSFETs
· GOLD METALLIZATION · EXCELLENT THERMAL STABILITY · COMMON SOURCE CONFIGURATION · POUT = 300 W MIN. WITH 20 dB GAIN @ 30 MHz · THERMALLY ENHANCED PACKAGING FOR LOWER JUNCTION TEMPERATURES
M177 epoxy sealed
PIN CONNECTION DESCRIPTION The SD2933 is a gold metallized N-Channel MOS field-effect RF power transistor. It is intended for use in 50 V dc large signal applications up 150 MHz. It's special low thermal resistance package, makes it ideal for ISM applications where reliability and ruggedness are critical factors.
4 1 5 3 1. Drain 2. Source 3. Gate 2 4. Source 5. Source
ORDER CODES
Order Codes SD2933 Marking SD2933 Package M177 Packaging Plastic Tray
ABSOLUTE MAXIMUM RATINGS (TCASE = 25 C)
Symbol V(BR)DSS VDGR VGS ID PDISS Tj E AS EAR(1) T STG Drain Source Voltage Drain-Gate Voltage (RGS = 1M) Gate-Source Volatge Drain Current Power Dissipation Max. Operating Junction Temperature Avalanche Energy, Single Pulse (ID = 60 A) Avalanche Energy, Repetitive Storage Temperature Parameter Value 125 125 20 40 648 200 1500 50 -65 to +150 Unit V V V A W C mJ mJ C
(1) Repetitive rating: Pulse width limited by maximum junction temperature Repetitive avalanche causes additional power losses that can be calculated as: PAV = EAR * f
THERMAL DATA
Rth(j-c) Junction -Case Thermal Resistance 0.27 REV. 9 July 2004 1/8 C/W
SD2933
ELECTRICAL SPECIFICATION (TCASE = 25C) STATIC
Symbol V(BR)DSS IDSS IGSS VGS(Q) VDS(ON) G FS CISS COSS C RSS VGS = 0 V VGS = 0 V VGS = 20 V VDS = 10 V VGS = 10 V VDS = 10 V VGS = 0 V VGS = 0 V VGS = 0 V Test Conditions IDS = 200 mA VDS = 50 V VDS = 0 V ID = 250 mA ID = 20 A ID = 10 A VDS = 50 V VDS = 50 V VDS = 50 V f = 1 MHz f = 1 MHz f = 1 MHz 10 1000 372 29 1.5 Min. 125 100 500 4 3 Typ. Max. Unit V A nA V V mho pF pF pF
GFS sorts for each unit
DYNAMIC
Symbol POUT G PS D Load Mismatch VDD = 50 V VDD = 50 V VDD = 50 V Test Conditions IDQ = 250 mA IDQ = 250 mA POUT = 300 W IDQ = 250 mA POUT = 300 W f = 30 MHz f = 30 MHz f = 30 MHz f = 30 MHz Min. 300 20 50 3:1 Typ. 400 23.5 65 Max. Unit W dB % VSWR
VDD = 50 V IDQ = 250 mA POUT = 300 W All Phase Angles
IMPEDANCE DATA
D
FR E Q 30 MHz
ZDL
ZIN () 1.8 - j 0.2 1.9 + j 0.2 1.9 + j 0.3
ZDL () 2.8 + j 2.3 1.6 + j 1.4 1.5 + j 1.6
108 MHz
Typical Drain Load Impedance
Typical Input Impedance G
175 MHz
GFS SORTS
Z in
A B
S
10 ÷ 10.99 11 ÷ 11.99 12 ÷ 12.99 13 ÷ 13.99
E F G H
14 ÷ 14.99 15 ÷ 15.99 16 ÷ 16.99 17 ÷ 18
C D
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SD2933
TYPICAL PERFORMANCE
Capacitance vs. Drain-Source Voltage Drain Current vs. Gate Voltage
10000
15
f= 1 MHz
Id, Drain Current (A)
Capacitance (pF)
Ciss
1000
Vdd=10V 10
Tc = + 80oC Tc = + 25oC
Coss
100
5
Crss
Tc = - 20oC
0
10 0 10 20 30 40 50
1
1.5
2
2.5
3
3.5
4
Vgs, Gate-Source Voltage (V)
Vds, Drain Source Voltage (V)
Gate-Source Voltage vs. Case Temperature
Maximum Thermal Resistance vs. Case Temperature
Vgs, GATE-SOURCE VOLTAGE (NORMALIZED)
1.15
0.33
1.1 1.05 1 0.95 0.9
Id= 12 A Id= 10 A Id= 5 A
0.32
Id= 15 A
RTH(j-c) (C/W)
Id= 7 A
0.31 0.3 0.29 0.28 0.27 0.26
Id=.1 A Id= 4 A Vdd= 10 V Id= 3 A Id= 2 A Id= 1 A Id=.25 A
0.85 0.8 -25 0 25 50
25
100
30
35
40
45
50
55
60
65
70
75
80
85
75
Tc, CASE TEMPERATURE (C)
Tc, CASE TEMPERATURE (C)
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SD2933
TYPICAL PERFORMANCE
Output Power vs. Input Power Output Power vs. Input Power
500
500
Pout, Output Power (W)
400
Pout, Output Power (W)
Vdd= 50 V
Tc= 25C
400
Tc= -20C
300
Vdd= 40 V
300
Tc= 80C
200
200
100
f = 30 MHz Idq=250mA
100
f = 30 MHz Idq= 250 mA Vdd= 50 V
0 0 0 .3 0.6 0 .9 1.2 1 .5 1.8 2 .1 2.4 2 .7
0 0 0 .3 0.6 0 .9 1.2 1 .5 1.8 2 .1 2.4 2 .7
Pin, Input Power ( W )
Pin, Input Power (W)
Power Gain vs. Output Power
Efficiency vs. Output Power
26
80
25
70
24
Power Gain (dB)
Ef ficiency (%)
23 22 21 20 19 18 0 100 200 300 400
60 50 40 30 20 0 100 200 300 400 f =30MHz Vdd=50V Idq=250mA
f= 30 MHz Idq= 250 mA Vdd= 50 V
Pout, Output Power (W)
Pout, Output Power (W)
Output Power vs. Supply Voltage
Output Power vs. Gate Voltage
450 400
500
Pout, Output Power (W)
350 300 250 200 150 100 24
Pin = 2.6 W Pin = 1.3 W
Pout, OUTPUT POWER (W)
f = 30 MHz Idq = 250 mA
400
F= 30 MHz Vdd= 50 V Idq= 250 mA Pin= constant
Tc= -20C Tc= +25C
300
Tc= +80C
200
Pin = 0.65 W
100
26
28
30
32
34
36
38
40
42
44
46
48
50
0 -3 -2 -1 0 1 2 3
Vdd, Supply Voltage (V)
Vgs, GATE-SOURCE VOLTAGE (V)
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SD2933
30 MHz Test Circuit Schematic
NOTES: 1. DIMENSION AT COMPONENT SYMBOL ARE REFERENCE FOR COMPONENT PLACEMENT. 2. GAP BETWEEN GROUND & TRANSMISSION LINES ARE 0.056[1.42] TYP 3. TRANSMISSION LINE ARE NOT 1:1 SCALE 4. INPUT AND OUTPUT TRANSMISSION LINE ARE 50 OHMS SC14300
REF. 1008706A
30 MHz Test Circuit Component Part List
C1,C9 C2, C3 C4 C5,C10,C11,C14,C16 C6 C7 C8 C12 C13 C15 R1,R3 R2 T1 T2 L1 L2 RFC1,RFC2 FB1 FB2 P CB 0.01 F / 500 V SURFACE MOUNT CERAMIC CHIP CAPACITOR 750 pF ATC 700B SURFACE MOUNT CERAMIC CHIP CAPACITOR 300 pF ATC 700B SURFACE MOUNT CERAMIC CHIP CAPACITOR 10000 pF ATC 200B SURFACE MOUNT CERAMIC CHIP CAPACITOR 510 pF ATC 700B SURFACE MOUNT CERAMIC CHIP CAPACITOR 300 pF ATC 700B SURFACE MOUNT CERAMIC CHIP CAPACITOR 175-680 pF TYPE 46 STANDARD TRIMMER CAPACITOR 47 F / 63 V ALUMINUM ELECTROLYTIC RADIAL LEAD CAPACITOR 1200 pF ATC 700B SURFACE MOUNT CERAMIC CHIP CAPACITOR 100 F / 63 V ALUMINUM ELECTROLYTIC RADIAL LEAD CAPACITOR 1 K OHM 1 W SURFACE MOUNT CHIP RESISTOR 560 OHM 2 W WIRE-WOUND AXILS LEAD RESISTOR HF 2-30 MHz SURFACE MOUNT 9:1 TRANSFORMER RG - 142B/U 50 OHM COAXIAL CABLE OD = 0.165[4.18] L 15"[381.00] COVERED WITH 15"[381.00] TINNED COPPER TUBULAR BRAND 13/65" [5.1] WIDTH 1 3/4 TURN AIR-WOUND 16 AWG ID = 0.219 [5.56] POLY-COATED MAGNET WIRE 1 3/4 TURN AIR-WOUND 12 AWG ID = 0.250 [6.34] BUS BAR WIRE 3 TURNS 14 AWG WIRE THROUGH FAIR RITE TOROID SURFACE MOUNT EMI SHIELD BEAD TOROID ULTRALAM 2000. 0.030" THK, r = 2.55, 2 Oz ED CU BOTH SIDES
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SD2933
30 MHz Test Circuit Photomaster
6.4 inches
30 MHz Test Circuit
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4 inches
SD2933 M177 (.550 DIA 4/L N/HERM W/FLG) MECHANICAL DATA
mm Inch M AX 5.97 6.96 22.10 28.96 14.10 0.18 2.74 4.32 7.11 27.43 15.88 28.45 16.13 1.080 0.625 MIN. 0.225 0.265 0.860 1.130 0.545 0.003 0.098 0.150 TYP. M AX 0.235 0.275 0.870 1.140 0.555 0.007 0.108 0.170 0.280 1.120 0.635
DIM.
A B C D E F G H I J K
MIN. 5.72 6.73 21.84 28.70 13.84 0.08 2.49 3.81
TYP.
Controlling Dimension: Inches
1011012D
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SD2933
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