HMC457QS16G Datasheet, PDF (8/10 Pages) Hittite Microwave Corporation – InGaP HBT 1 WATT POWER AMPLIFIER, 1.7 - 2.2 GHz

Pin Descriptions
Pin Number
Function
v00.0904
HMC457QS16G
InGaP HBT 1 WATT POWER
AMPLIFIER, 1.7 - 2.2 GHz
8
Description
Interface Schematic
Power supply voltage for the first amplifier stage. External
1
Vcc
bypass capacitors are required as shown in the application
schematic.
2, 4, 5, 7,
9, 16
GND
Ground: Backside of package has exposed metal ground
slug that must also be connected to RF/DC ground.
Vias under the device are required.
3
Vbias
Power Supply for Bias Circuit
6
RF IN
This pin is AC coupled and matched to 50 Ohms from
1.7 - 2.2 GHz
Power control pin. For maximum power, this pin should be
8
Vpd
connected to +5.0V. A higher voltage is not recommended.
For lower idle current, this voltage can be reduced.
10 - 15
RF OUT
RF output and DC bias for the output stage.
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