Part Description

Specifications subject to change without notice.

n North America: Tel. (800) 366-2266

n Asia/Pacific: Tel.+81-44-844-8296, Fax +81-44-844-8298

n Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020

6

Power Amplifier with T/R Switch for 802.11b

AM52-0023

V 1.3

Application Schematic

RFin

Vsup

ANT

Vsup

RXout

SW_TX

Vctrl2

TXin

PAout

1pF

0603

Dielectric Labs

2pF

(0603

Dielectric Labs)

33pF (0402 Murata)

6pF (0402 Murata)

22nH

SW_RX

Vsup

AM52-0023

460

Ω

2.15k

Ω

100pF

Vsup

0.01uF

260mil

140mil

1

16

6

11

PIN:

5. NO CONNECTION

6. PA STAGE 1 CONTROL (+3V/0V)

7. PA STAGE 1 CONTROL SUPPLY (+3V)

10. RF OUT FROM ANT

11. T/R SWITCH CONTROL (+3V/0V)

12. ANT

15. TX IN FROM PA

16. PA OUT, STAGE 2 OUTPUT BIAS (+3V)

20. PA STAGE 1 OUTPUT BIAS (+3V)

19. DETECTOR ON/OFF (+3V/0V)

18. DETECTOR SUPPLY (+3V)

17. DETECTOR OUTPUT

8. PA STAGE 2 CONTROL (+3V/0V) )

13. T/R SWITCH CONTROL (+3V/0V)

14. NO CONNECTION

9. NO CONNECTION

4. RFIN TO PA

3. NO CONNECTION

1. PA STAGE 1 OUTPUT BIAS (+3V)

2. PA STAGE 1 OUTPUT BIAS (+3V)

Cac

200mil

10pF

50

Ω

50

Ω

22

Ω

ALL TLINE

IMPEDANCES IN

ACCORDANCE WITH 5

MIL-THICK FR-4

4pF (0402 Murata)

15pF

(0603

Dielectric Labs)

Vctrl1

4 mm, 20 Pin FQFP-N Package

E2

16 x b

e

3 x e

L

e

3 x e

D2

D

E

A

A2

A1

PIN #1

IDENTIFIER

16

1

2

3

4

Measurement (mm)

Dimension

Min.

Nom.

Max.

A

A1

A2

A3

b

D

D1

D2

e

E

E1

E2

L

0.80

0

0

0.23

0.75

0.75

0.50 typ.

0.90

0.02

0.65

0.20 ref.

0.28

4.00 basic

3.75 basic

1.70

0.65 basic

4.00 basic

3.75 basic

1.70

0.60 typ.

1.00

0.05

1.00

0.35

2.25

2.25

0.75 typ.