BLF225 Philips Semiconductors, BLF225 Datasheet - Page 8

• Manufacturer Part Number: BLF225
• Description: VHF power MOS transistor
• Manufacturer: Philips Semiconductors

Philips Semiconductors
List of components (class-B test circuit)
Notes
1. American Technical Ceramics (ATC) capacitor, type 100B or other capacitor of the same quality.
2. The striplines are on a double copper-clad printed circuit board, with epoxy fibre-glass dielectric (
September 1992
C1
C2, C10
C3
C4
C5
C6
C7
C8
C9
L1
L2, L3
L4
L5
L6
R1
R2
R3
R4
COMPONENT
VHF power MOS transistor
thickness
1
16
inch.
film dielectric trimmer
film dielectric trimmer
multilayer ceramic chip capacitor
(note 1)
ceramic chip capacitor
multilayer ceramic chip capacitor
(note 1)
electrolytic capacitor
polyester capacitor
multilayer ceramic chip capacitor
(note 1)
film dielectric trimmer
3 turns enamelled 0.5 mm copper
wire
stripline (note 2)
3 turns enamelled 1.5 mm copper
wire
grade 3B Ferroxcube RF choke
1 turn enamelled 1.5 mm copper
wire
0.4 W metal film resistor
0.4 W metal film resistor
10 turns cermet potentiometer
0.4 W metal film resistor
DESCRIPTION
4 to 40 pF
5 to 60 pF
100 pF, 500 V
100 nF, 50 V
680 pF, 500 V
10 F, 63 V
100 nF, 250 V
43 pF, 500 V
7 to 100 pF
18 nH
31
28 nH
36 nH
1 k
1 M
5 k
10
8
VALUE
length 3.3 mm
int. dia. 2 mm
leads 2
12
length 8.2 mm
int. dia. 4 mm
leads 2
length 4 mm
int. dia. 3.5 mm
leads 2
DIMENSIONS
6 mm
5 mm
5 mm
5 mm
2222 809 07008
2222 809 07011
2222 852 47104
2222 030 38109
2222 809 07015
4312 020 36642
2322 151 51002
2322 151 51005
2322 151 51009
Product specification
CATALOGUE NO.
r
= 4.5),
BLF225