QPB9348

Dual Channel Switch LNA Module

Datasheet Rev. C, June 27, 2019 | Subject to change without notice

9 of 13

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Pad Configuration and Description

Top View

Pad No.

Label

Description

1, 2, 4, 7, 9, 10, 11, 13,

14, 15, 16, 18, 19, 21,

23, 25, 28, 30, 32, 33,

35, 36, 37, 38, 40

GND

Ground connection, can be left no connection or connect to ground externally

3

RFIN_A

RF Input, Antenna port of switch, Channel A

5

SW12

Control input, Switching path to Rx or Tx, both channel A & B

6

DC supply voltage input, Tx-Rx switches, both channel A & B

8

RFIN_B

RF Input, Antenna port of switch, Channel B

12

Load_B

RF output, Tx termination, Channel B

17

DC supply voltage input, First stage LNA, Channel B

20

DC supply voltage input, Second stage LNA, Channel B

22

RFOUT_B

RF output, Rx, Channel B

24

Bypass_B

Control input, Second LNA bypass, Channel B

26

RXEnable_AB

Control input, LNA shutdown, both Channel A & B

27

Bypass_A

Control input, Second LNA bypass, Channel A

29

RFOUT_A

RF output, Rx, Channel A

31

DC supply voltage input, Second stage LNA, Channel A

34

DC supply voltage input, First stage LNA, Channel A

39

Load_A

RF output, Tx termination, Channel A

Backside Pad

GND

Ground connection. The back side of the package should be connected to the ground plane.

PCB via holes under the device are recommended.