1996 Oct 10

13

Philips Semiconductors

Product specification

VHF linear power transistor

BLV33F

List of components used in test circuit (see Figs 16 and 17).

Notes

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

2. The striplines are on a double Cu-clad printed-circuit board, with epoxy fibre-glass dielectric (

COMPONENT

DESCRIPTION

VALUE

DIMENSIONS

CATALOGUE No.

C1, C18

multilayer ceramic chip

capacitor; note 1

620 pF, 100 V

C2

multilayer ceramic chip

capacitor; note 1

27 pF, 500 V

C3

film dielectric trimmer

2 to 18 pF

2222 809 09003

C4

multilayer ceramic chip

capacitor; note 1

30 pF, 500 V

C5, C14

film dielectric trimmer

4 to 40 pF

2222 809 08002

C6, C10

multilayer ceramic chip

capacitor

470 nF, 50 V

2222 856 48474

C7, C15

multilayer ceramic chip

capacitor

680 pF, 50 V

2222 852 13681

C8, C9

multilayer ceramic chip

capacitor; note 1

68 pF, 500 V

placed 6.4 mm from

transistor edge

C11, C12

multilayer ceramic chip

capacitor; note 1

43 pF, 500 V

placed 10 mm from

transistor edge

C13

multilayer ceramic chip

capacitor; note 1

39 pF, 500 V

C16

multilayer ceramic chip

capacitor; note 1

3.3 pF, 500 V

C17

film dielectric trimmer

1.4 to 5.5 pF

2222 809 09001

L1

2 turns of 1.6 mm enamelled

Cu wire

int. diameter 4.5 mm

length 4 mm

leads 2

× 4mm

L2

3 turns of 1 mm closely

wound enamelled Cu wire

int. diameter 5 mm

leads 2

× 7mm

L3

stripline; note 2

30

Ω

6mm

× 47.8 mm

L4

2 turns of 1 mm closely

wound enamelled Cu wire

int. diameter 5 mm

leads 2

× 8mm

L5

stripline; note 2

30

Ω

6mm

× 42.9 mm

L6

2 turns of 1.6 mm enamelled

Cu wire

int. diameter 4 mm

length 4 mm

leads 2

× 3mm

R1

carbon resistor

10

Ω