v02.0118
HMC863ALC4
GaAs pHEMT MMIC 1/2 WATT
POWER AMPLIFIER, 24 - 29.5 GHz
9
Pin Descriptions
Pin Number
Function
1, 2, 4 - 7, 12 - 15,
17 - 19, 24
Package Bottom
GND
Description
These pins & exposed ground paddle must be connected to
RF/DC ground.
3
8 - 11, 22, 21
RFIN
N/C
The pin is AC coupled and matched to 50 Ohms.
These pins are not connected internally; however, all data
shown herein was measured with these pins connected to
RF/DC ground externally.
16
RFOUT
The pin is AC coupled and matched to 50 Ohms.
Interface Schematic
20
Vd
Drain bias for amplifier. External 100 pF, 0.1 uF and 4.7 uF
bypass capacitors are required.
Gate control for amplifier. Adjust VGG to achieve recom-
23
Vgg1
mended bias current. External 100 pF, 0.1 uF and 4.7 uF
bypass capacitors are required.
9-9
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Phone: 781-329-4700 • Order online at www.analog.com
Application Support: Phone: 1-800-ANALOG-D