Datasheet SD2933 Datasheet (SGS Thomson Microelectronics)

HF/VHF/UHF N-CHANNEL MOSFETs

• GOLD METALLIZATION

• EXCELLENT THERMAL STABILITY

• COMMON SOURCE CONFIGURATION

• P

• THERMALLY ENHANCED PACKAGING

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 to 150
MHz

= 300 W MIN. WITH 20 dB GAIN @ 30

OUT

MHz

SD2933

RF POWER TRANSISTORS

ADVANCE DATA

M177

epoxy sealed

ORDER CODE

SD2933

PIN CONNECTION

BRANDING

SD2933

1. Drain

2. Source

3. Gate

ABSOLUTE MAXIMUM RATINGS(T

Symbol Parameter Value Unit

V

(BR)DSS

V

DGR

V

I

P

DISS

T

T

STG

GS

D

Drain Source Volatage 125 V
Drain-Gate Voltage (RGS=1MΩ)
Gate-Source Voltage ±20 V
Drain Current 40 A
Power Dissipation 648 W

Max. Operating Junction Temperature 200

j

Storage Temperature -65 to 150

CASE

=250C)

125 V

4. Source

5. Source

THERMAL DATA

R

th(j-c)

R

th(c-s)

* Determined using a flataluminum or copper heatsink with thermal compound apllied (Dow Corning 340 or equivalent).

Jun 2000

Junction-Case Thermal Resistance
Case-Heatsink Thermal Resistance*

0.27

0.15

0
0

0

C/W

0

C/W

C
C

1/8

SD2933

ELECTRICAL SPECIFICATION(T

CASE

=250C)

STATIC

Symbol Parameter Min. Typ. Max. Unit

V

(BR)DSSVGS

I

DSS

I

GSS

V

GS(Q)

V

DS(ON)

g

FS

C

ISS

C

OSS

C

RSS

=0V IDS=200mA
VGS=0V VDS=50V
VGS=20V VDS=0V
VDS=10V ID=250mA
VGS=10V ID=10A
VDS=10V ID=10A
VGS=0V VDS=50V f=1MHz

125 V

10 mA
10 µA

25V

3V

10 mho

1000 pF
VGS=0V VDS= 50 V f = 1 MHz 372 pF
VGS=0V VDS=50V f=1MHz

29 pF

REF. 7170198B

DYNAMIC

Symbol Parameter Min. Typ. Max. Unit

P

OUT

G

PS

f = 30 MHz VDD=50V IDQ= 250 mA 300 400 W
f = 30 MHz VDD=50V P

= 300 W IDQ= 250 mA

OUT

20 23.5 dB

η

Load

Mismatch

f = 30 MHz VDD=50V P

D

f = 30 MHz V
All Phase Angles

IMPEDANCE DATA

= 300 W IDQ= 250 mA

OUT

=50V P

DD

Frequency

= 300 W IDQ= 250 mA

OUT

Z

(Ω)Z

IN

DL

(Ω)

30 MHz 1.8 - j 0.2 2.8 + j 2.3
108 MHz 1.9 + j 0.2 1.6 + j 1.4
150 MHz 1.9 + j 0.3 1.5 + j 1.6

50 65 %

3:1 VSWR

2/8

TYPICAL PERFORMANCE

Capacitance vs. Drain-Source Voltage

SD2933

Drain Current vs. Gate Voltage

10000

f= 1MHz

1000

100

C, CAPACITANCE(pF)

10

0 1020304050

Vds, DRAIN-SOURCEVOLTAGE (V)

Gate-Source Voltages vs. Case Temperature

1.15

1.1

1.05

1

0.95

0.9
Vdd=10V

0.85

0.8

-25 0 25 50 75 100

Vgs, GATE-SOURCEVOLTAGE (NORMALIZED)

Id=.1A

Id=4 A

Tc, CASETEMPERATURE (ºC)

Id=10 A

Id=7 A

Id=15 A

Id=3 A

Id=2 A

Id=12 A

Id=1 A

Ciss

Coss

Crss

Id=5 A

Id=.25A

15

Vdd= 10V

10

5

Id, DRAIN CURRENT (A)

0

1 1.5 2 2.5 3 3.5 4

Vgs, GATE-SOURCE VOLTAGE (V)

Tc=+25°C

Tc=+80°C

Tc=-20°C

Maximum Thermal Resistance vs. Case Temperature

0.33

0.32

0.31

0.3

0.29

0.28

0.27

Rth(j-c), THERMALRESISTANCE (°C/W)

0.26
25 35 45 55 65 75 85

Tc, CASE TEMPERATURE(°C)

3/8

SD2933

TYPICAL PERFORMANCE

Output Power vs. Input Power

Output Power vs. Input Power

400

300

200

100

Pout, OUTPUT POWER (W)

0

0 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7

Pin, INPUT POWER( W)

Power Gain vs. Output Power

26

24

22

20

Gp, POWER GAIN(dB)

18

16

0 100 200 300 400

Pout, OUTPUT POWER (W)

Vdd = 50V

Vdd = 40V

F= 30MHz
Idq= 250mA

F= 30 MHz
Vdd= 50 V
Idq= 250 mA

500

400

300

200

100

Pout,OUTPUTPOWER(W)

0

00.511.522.53

Tc = + 250C

Tc= -200C

Tc = +800C

F=30MHz
Vdd= 50V

Idq=250mA

Pin,INPUTPOWER(W)

Drain Efficiency vs. Output Power

80

70

60

50

40

Nd, DRAINEFFICIENCY(%)

30

20

0 100 200 300 400

Pout, OUTPUT POWER (W)

F= 30 MHz
Vdd= 50 V
Idq= 250 mA

Output Power vs. Supply Voltage

450

400

F= 30 MHz
Idq= 250 mA

350

300

250

200

Pout, OUTPUT POWER (W)

150

100

24 26 28 30 32 34 36 38 40 42 44 46 48 50

Pin= 2.6 W

Vdd, SUPPLY VOLTAGE (V)

4/8

Pin= 1.3 W

Pin= 0.65W

Output Power vs. Gate Voltage

500

F= 30 MHz
Vdd=50 V

400

300

200

Pout, OUTPUT POWER (W)

100

0

-3 -2 -1 0 1 2 3

Vgs, GATE-SOURCE VOLTAGE (V)

Tc= +25°C

Tc= -20°C

Tc= +80°C

30 MHZ TEST CIRCUIT SCHEMATIC

SD2933

REF. 1008706A

30 MHz TEST CIRCUIT COMPONENT PART LIST

5/8

SD2933

30 MHZ TEST CIRCUIT PHOTOMASTER

REF. 1008706A

30 MHZ PRODUCTION TEST FIXTURE

6/8

M177 (.550 DIA. 4/L N/HERM W/FLG) MECHANICAL DATA

SD2933

DIM.

MIN. TYP. MAX MIN. TYP. MAX

A 5.72 5.97 0.225 0.235
B 6.73 6.96 0.265 0.275
C 21.84 22.10 0.860 0.870
D 28.70 28.96 1.130 1.140
E 13.84 14.10 0.545 0.555
F 0.08 0.18 0.003 0.007
G 2.49 2.74 0.098 0.108
H 3.81 4.32 0.150 0.170

I 7.11 0.280

J 27.43 28.45 1.080 1.120

K 15.88 16.13 0.625 0.635

mm Inch

Controlling Dimension: Inches

1011012D

7/8

SD2933

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