For price, delivery and to place orders: Hittite Microwave Corporation, 20 Alpha Road, Chelmsford, MA 01824

Phone: 978-250-3343

Fax: 978-250-3373

Order On-line at www.hittite.com

Application Support: Phone: 978-250-3343 or apps@hittite.com

9

9 - 5

Pin Descriptions

pin number

function

Description

interface schematic

1, 2, 4 - 9, 11,

12, 14, 16

n/C

This pin may be connected to rf/DC ground.

performance will not be affected.

3

rfin

This pin is AC coupled

and matched to 50 ohms.

10

rfoUT

This pin is AC coupled

and matched to 50 ohms.

13

Vdd2

power supply Voltage for the amplifier. external bypass

capacitors of 100 pf, 1,000 pf and 2.2 µf are required.

15

Vdd1

power supply Voltage for the amplifier. external bypass

capacitors of 100 pf, 1,000 pf and 2.2 µf are required.

GnD

package bottom must be connected to rf/DC ground.

Component

Value

C1, C2

100 pf

C3, C4

1,000 pf

C5, C6

2.2 µf

Application Circuit

HMC451LP3 / 451LP3E

v00.0808

GaAs PHEMT MMIC MEDIUM

POWER AMPLIFIER, 5 - 18 GHz