BLF545 Philips Semiconductors, BLF545 Datasheet - Page 9

• Manufacturer Part Number: BLF545
• Description: UHF push-pull power MOS transistor
• Manufacturer: Philips Semiconductors

Philips Semiconductors
2. The striplines are on a double copper-clad printed circuit board, with glass microfibre reinforced PTFE (
3. Semi-rigid cables L2 and L25 are soldered on to striplines L1 and L26.
4. Striplines L6 and L7 are used in series with a 42
October 1992
handbook, full pagewidth
UHF push-pull power MOS transistor
The circuit and components are situated on one side of the printed circuit board, the other side being fully
metallized, to serve as a ground plane. Earth connections are made by means of copper straps and hollow
rivets for a direct contact between upper and lower sheets.
Dimensions in mm.
thickness
1
mounting screw
32
inch.
L1
L3
L2
R1
C1
C2
82
Fig.12 Component layout for 500 MHz class-B test circuit.
C4
C3
L4
L5
C5
rivet
L6
L7
C6
C7
R3
R4
R5
R3
R4
L8
L9
C8
C9
C10
C11
straps
stripline (11
L10
L11
C15
C14
C16
mounting screw
9
L14
L15
L13
L16
L18
L19
C19
R7 R8
R9 R6
L12
L17
3 mm).
C20
L20
L21
V D
V D
C21, C22
C18
C12
R13
R17
L22
L23
103
C23
C24
L24
L26
L25
Product specification
strap
MBK462
BLF545
r
= 2.2);
85