March 1993

7

Philips Semiconductors

Product specification

UHF power transistor

BLV97CE

List of components (Fig.9)

Notes

1. ATC capacitor type 100B or capacitor of the same quality.

2. ATC capacitor type 100A or capacitor of the same quality.

3. The microstrips are on a double copper-clad PCB with PTFE fibre-glass dielectric (

ε

1

DESIGNATION

DESCRIPTION

VALUE

DIMENSIONS

CATALOGUE NO.

C1, C18

multilayer ceramic chip capacitor

note 1

33 pF

C2, C3, C16,

C17

film dielectric trimmer

1.4 to 5.5 pF

2222 809 09001

C5, C6

multilayer ceramic chip capacitor

note 2

3.3 pF

C7, C11

multilayer ceramic chip capacitor

note 1

10 pF

C8

multilayer ceramic chip capacitor

100 nF

C9

35 V solid aluminium capacitor

2.2

µF

2222 128 50228

C10

multilayer ceramic chip capacitor

3

× 100 nF

in parallel

C12, C13

multilayer ceramic chip capacitor

note 2

12 pF

C14, C15

multilayer ceramic chip capacitor

note 1

3.3 pF

L1, L12

microstrip

note 3

50

Ω

26

× 2.4 mm

L2, L3

microstrip

note 3

50

Ω

9.5

× 2.4 mm

L4

microstrip

note 3

42.6

Ω

6.0

× 3.0 mm

L5

3 turns enamelled 1 mm copper wire

30 nH

int. dia. 4 mm

length 3 mm

leads 2

× 5 mm

L6, L7

grade 3B ferroxcube wide-band RF

choke

4312 020 36642

L8

4 turns enamelled 1 mm copper wire

45 nH

int. dia. 4 mm

length 4 mm

leads 2

× 5 mm

L9

microstrip

note 3

42.6

Ω

4.0

× 3.0 mm

L10

microstrip

note 3

50

Ω

9.0

× 2.4 mm

L11

microstrip

note 3

50

Ω

13.5

× 2.4 mm

R1, R2

1 W metal film resistor

10

Ω

2322 153 51009