RFPA1545 Datasheet, PDF (18/19 Pages) RF Micro Devices – No Power Supply Sequencing

RFPA1545
Pin Names and Descriptions
Pin
Name
Description
1
VBIAS
Supply voltage for active bias circuit
2
NC
No internal connection
3
RFIN
RF input; must be DC blocked
4
RFIN
RF input; must be DC blocked
5
RFIN
RF input; must be DC blocked
6
RFIN
RF input; must be DC blocked
7
RFOUT
RF output and collector voltage supply
8
RFOUT
RF output and collector voltage supply
9
RFOUT
RF output and collector voltage supply
10
11
12
EPAD
RFOUT
NC
VREF
GND
RF output and collector voltage supply
No internal connection
Current Adjust / Shutdown control, pull up to VREF with series resistor, use VREF >3.5V for optimum current
stability versus temperature
DC/RF Ground. Must be soldered to EVB Ground Plane over an array of vias for thermal and RF
performance. Solder voids under the EPAD will result in excessive junction temperatures causing permanent
damage.
Package Outline Drawing (Dimensions in millimeters)
RF Micro Devices Inc. 7628 Thorndike Road, Greensboro, NC 27409-9421
DS150728
For sales or technical support, contact RFMD at +1.336.678.5570 or [e-mail].
The information in this publication is believed to be accurate. However, no responsibility is assumed by RF Micro Devices, Inc. ("RFMD") for its use, nor for any infringement of patents or other rights of
third parties resulting from its use. No license is granted by implication or otherwise under any patent or patent rights of RFMD. RFMD reserves the right to change component circuitry, recommended
application circuitry and specifications at any time without prior notice.
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