DMD5012-A datasheet, PDF - EEWORLD Datasheet

TetraFET

DMD5012

DMD5012-A

ROHS COMPLIANT

METAL GATE RF SILICON FET

MECHANICAL DATA

C

(2 pls)

B

G

(typ)

2

1

H

D

3

P

(2 pls) A

5

E

(4 pls)

F

I

4

IMPROVED PERFORMANCE

GOLD METALLISED

SILICON DMOS RF FET

100W – 50V – 500MHz

PUSH–PULL

FEATURES

• SUITABLE FOR BROAD BAND APPLICATIONS

N

M

D1

PIN 2

PIN 4

O

J

K

• SIMPLE BIAS CIRCUITS

• ULTRA-LOW THERMAL RESISTANCE

• BeO FREE

PIN 1

PIN 3

PIN 5

SOURCE (COMMON)

DRAIN 2

GATE 1

DRAIN 1

GATE 2

DIM

A

B

C

D

E

F

G

H

I

J

K

M

N

O

P

Millimetres

15.24

10.80

45°

9.78

8.38

27.94

1.52R

10.16

21.84

0.10

1.96

1.02

4.45

34.04

1.63R

Tol.

0.50

0.13

5°

0.13

0.15

0.23

0.02

0.13

0.38

0.13

Inches

0.600

0.425

45°

0.385

0.330

1.100

0.060R

0.400

0.860

0.004

0.077

0.040

0.175

1.340

0.064R

Tol.

0.020

0.005

5°

0.005

0.006

0.009

0.001

0.005

0.015

0.005

• LOW Crss

• HIGH GAIN – 15 dB MINIMUM

APPLICATIONS

•

HF/VHF/UHF COMMUNICATIONS

from 1 MHz to 500 MHz

P

D

BV

DSS

BV

GSS

I

D(sat)

T

stg

T

j

* Per Side

Power Dissipation

Drain – Source Breakdown Voltage *

Gate – Source Breakdown Voltage *

Drain Current *

Storage Temperature

Maximum Operating Junction Temperature

500W (290W -A Version)

125V

±20V

9A

–65 to 150°C

200°C

Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed

to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.

Semelab encourages customers to verify that datasheets are current before placing orders.

Semelab plc.

Telephone +44(0)1455 556565. Fax +44(0)1455 552612.

Website:

http://www.semelab.co.uk

E-mail:

sales@semelab.co.uk

Document Number 6470

Issue 3

DMD5012

DMD5012-A

ELECTRICAL CHARACTERISTICS

(T

case

= 25°C unless otherwise stated)

Parameter

Test Conditions

Min.

PER SIDE

BV

DSS

I

DSS

I

GSS

g

fs

G

PS

η

Drain–Source

Breakdown Voltage

Zero Gate Voltage

Drain Current

Gate Leakage Current

Forward Transconductance*

Common Source Power Gain

Drain Efficiency

V

GS

= 0

V

DS

= 50V

V

GS

= 20V

I

D

= 10mA

V

DS

= 10V

P

O

= 100W

V

DS

= 50V

f = 500MHz

I

DQ

= 1.2A

I

D

= 100mA

V

GS

= 0

V

DS

= 0

V

DS

= V

GS

I

D

= 3A

1

2.4

15

65

20:1

V

GS

= –5V f = 1MHz

V

GS

= 0

V

GS

= 0

f = 1MHz

125

Typ.

Max. Unit

V

3

1

7

mA

μA

V

S

dB

%

—

V

GS(th)

Gate Threshold Voltage*

TOTAL DEVICE

VSWR Load Mismatch Tolerance

C

iss

C

oss

C

rss

Input Capacitance

Output Capacitance

Reverse Transfer Capacitance

PER SIDE

V

DS

= 50V

V

DS

= 50V

V

DS

= 50V

100

45

1.5

pF

* Pulse Test:

Pulse Duration = 300

μs

, Duty Cycle

≤

2%

THERMAL DATA

R

THj–case

Thermal Resistance Junction – Case

Max. 0.35°C / W

0.6°C / W -A Version

Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed

to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.

Semelab encourages customers to verify that datasheets are current before placing orders.

Semelab plc.

Telephone +44(0)1455 556565. Fax +44(0)1455 552612.

Website:

http://www.semelab.co.uk

E-mail:

sales@semelab.co.uk

Document Number 6470

Issue 3

DMD5012

DMD5012-A

19

18

17

Gain

Pout

120

100

80

60

90

60

Power Added

Efficiency

16

dB

15

14

13

Vds = 50V

Idq = 1.2A

f =500MHz

W

40

20

0

Vds = 50V

Idq = 1.2A

f =500MHz

0

0.25 0.5 0.75

1

1.25 1.5 1.75

2

%

30

0

20

40

60

Pout W

80

100

120

0

2.25

Pin W

Output Power

Power Added Efficiency

Figure 1 - Gain vs. Power Output.

Figure 2 - Power Output & Efficiency vs.

Power Input.

0

-10

-20

IMD3

dBc

DMD5012

OPTIMUM SOURCE AND LOAD IMPEDANCE

Frequency

MHz

500

-30

-40

-50

-60

f1 = 500.0 MHz

f2 = 499.9 MHz

Vds = 50V

Idq = 1.2A

0

20

40

60

Pout W PEP

Z

S

Ω

1.6 + j2.3

Z

L

Ω

3.5 + j2.1

N.B. Impedances measured terminal to

terminal

80

100

120

Figure 3 - IMD vs. Output Power.

Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed

to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.

Semelab encourages customers to verify that datasheets are current before placing orders.

Semelab plc.

Telephone +44(0)1455 556565. Fax +44(0)1455 552612.

Website:

http://www.semelab.co.uk

E-mail:

sales@semelab.co.uk

Document Number 6470

Issue 3

DMD5012

DMD5012-A

9.00

8.00

7.00

6.00

5.00

I

DS

(A)

Vg=12 V

Vg=10 V

Vg=8V

Vg=6 V

Vg=4V

4.00

3.00

2.00

1.00

0.00

10.00

20.00

V

DS

(V)

30.00

40.00

50.00

Figure 4 – Typical IV Characteristics.

1000

Capacitance pF

100

Coss, pF

10

Crss, pF

Ciss, pF

1

0

5

10

15

20

25

30

35

40

45

50

V

ds

V

Figure 5 – Typical CV Characteristics.

Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed

to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.

Semelab encourages customers to verify that datasheets are current before placing orders.

Semelab plc.

Telephone +44(0)1455 556565. Fax +44(0)1455 552612.

Website:

http://www.semelab.co.uk

E-mail:

sales@semelab.co.uk

Document Number 6470

Issue 3

DMD5012

DMD5012-A

15

+50V

Gate-Bias

1K

100nF

1k

100uF

100nF

L2

1nF

L1

T1

620pF

22K

8 x 3mm

contact

pad

8 x 3 mm

contact pad

DMD5012

2-18pF

T2

15pF

1-14pF

20pF

T4

620pF

T6

620pF

T3

T5

1-10pF

620pF

8 x 3mm

contact

pad

DMD5012

8 x 3 mm

contact pad

DMD5012 500MHz TEST FIXTURE

T1,6

T2,3,4,5

L1

L2

65mm

75mm

6 turns

8.5 turns

50

15

21

19

Ohm UT85 semi-rigid coax

Ohm UT85-15 semi-rigid coax

swg enamelled copper wire, 3mm i.d.

swg enamelled copper wire on Fair-Rite FT82-43 core

Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed

to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.

Semelab encourages customers to verify that datasheets are current before placing orders.

Semelab plc.

Telephone +44(0)1455 556565. Fax +44(0)1455 552612.

Website:

http://www.semelab.co.uk

E-mail:

sales@semelab.co.uk

Document Number 6470

Issue 3

DMD5012-A

DMD5012-A Overview

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