HMC442 Datasheet, PDF (5/6 Pages) Hittite Microwave Corporation – GaAs PHEMT MMIC MEDIUM POWER AMPLIFIER, 17.5 - 25.5 GHz

v04.0913
HMC442
GaAs pHEMT MMIC MEDIUM
POWER AMPLIFIERS, 17.5 - 25.5 GHz
Pad Descriptions
Pad Number
Function
Description
Gate control for amplifier. Adjust to achieve Id of 85mA.
1
Vgg
Please follow “MMIC Amplifier Biasing Procedure”
Application Note.
2
RFIN
3
Vdd
4
RFOUT
Assembly Diagram
This pad is AC coupled
and matched to 50 Ohms
Power Supply Voltage for the amplifier. External
bypass
capacitors of 100 pF and 0.01 µF are required.
This pad is AC coupled
and matched to 50 Ohms.
Pin Schematic
5
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