2003 May 14

9

Philips Semiconductors

Product specification

Base station LDMOS transistor

BLF1049

List of components (see Figs 14 and 15)

Notes

1. American Technical Ceramics type 100A or capacitor of same quality.

2. The striplines are on a double copper-clad Rogers 6006 printed-circuit board (

ε

COMPONENT

DESCRIPTION

VALUE

DIMENSIONS

C1, C6, C13, C14, C15,

C16, C17

multilayer ceramic chip capacitor; note 1

68 pF

C2

multilayer ceramic chip capacitor; note 1

330 nF

C3

multilayer ceramic chip capacitor; note 1

100 nF

C4, C9, C10, C11, C12

tantalum capacitor

10

µF

C5, C18

air trimmer capacitor

5 pF

C7, C8

multilayer ceramic chip capacitor

8.2 pF

R1

potentiometer

1 k

Ω

Q1

7808 voltage regulator

Q2

BLF1049 LDMOS transistor

L1

stripline; note 2

5.22

× 0.92 mm

L2

stripline; note 2

6.47

× 0.92 mm

L3

stripline; note 2

5.38

× 4.8 mm

L4

stripline; note 2

2.4

× 0.92 mm

L5

ferroxcube

L6

stripline; note 2

9.73

× 0.92 mm

L7

stripline; note 2

1.82

× 9.3 mm

L8

stripline; note 2

8.15

× 17.9 mm

L9

stripline; note 2

44

× 0.92 mm

L10

stripline; note 2

18.45

× 28.3 mm

L11

stripline; note 2

9.95

× 5.38 mm

L12, L13

stripline; note 2

37.6

× 3.35 mm

L14

stripline; note 2

2.36

× 0.92 mm

L15, L16

stripline; note 2

4.22

× 0.92 mm