4 of 6

DS100915

7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical

support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.

SGA5489Z

Application Schematic

Evaluation Board Layout

Mounting Instructions:

1. Solder the copper pad on the backside of the device package to the ground plane.

2. Use a large ground pad area with many plated through-holes as shown.

3. We recommend 1 or 2 ounce copper. Measurements for this data sheet were made on a 31mil thick FR-4 board with 1

ounce copper on both sides.

Pin

Function

Description

1RF IN

RF input pin. This pin requires the use of an external DC blocking capacitor chosen for the frequency of operation.

2, 4

GND

Connection to ground. For optimum RF performance, use via holes as close to ground leads as possible to reduce lead

inductance.

ation.

e

c

n

e

r

e

f

e

R

r

o

t

a

n

g

i

s

e

D

)

z

h

M

(

y

c

n

e

u

q

e

r

F

0

0

5

0

5

8

0

5

9

1

0

0

4

2

0

0

5

3

C

B

F

p

0

2

2F

p

0

0

1F

p

8

6F

p

6

5F

p

9

3

C

D

F

p

0

0

1F

p

8

6F

p

2

2F

p

2

2F

p

5

1

L

C

H

n

8

6H

n

3

3H

n

2

2H

n

8

1H

n

5

1

I

r

o

f

s

e

u

l

a

V

r

o

t

s

i

s

e

R

s

a

i

B

d

e

d

n

e

m

m

o

c

e

R

D

A

m

0

6

=

R

S

A

I

B

V

(

=

-

D

I

/

)

D

V

(

e

g

a

t

l

o

V

y

l

p

p

u

S

6V

8V

0

1V

2

1

R

S

A

I

B

3

45

70

1

10

5

1

R

:

e

t

o

N

S

A

I

B

.

e

r

u

t

a

r

e

p

m

e

t

r

e

v

o

y

t

il

i

b

a

t

s

s

a

i

b

C

D

s

e

d

i

v

o

r

p

RF in

RF out

1 uF

C

B

C

B

C

D

V

S

R

BIAS

L

C

1

2

3

4

1000

pF

SGA5489Z