BLF547 Philips Semiconductors, BLF547 Datasheet - Page 9

• Manufacturer Part Number: BLF547
• Description: UHF push-pull power MOS transistor
• Manufacturer: Philips Semiconductors

Philips Semiconductors
October 1992
handbook, full pagewidth
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. Connections are made by means of copper straps and hollow rivets for
a direct contact between upper and lower sheets.
strap
strap
L1/L2
L3
rivets
C2
C1
C3
C4
Fig.12 Component layout for 500 MHz class-B test circuit.
L4
L5
C5
C6
R3
R4
R6
R2
strap
strap
C10
C11
C8
C7
L6
C9
L7
200 mm
L8
L9
strap
strap
C18
C19
9
C14
C15
L13
L14
C20
C21
L12
L15
L11
L16
L10
L17
R7
R8
L19
L18
V DS
V DS
C13
C16
C22
C12
C17
L20
L21
C23
C24
rivets
L22/L23
Product specification
L24
MBC231 - 1
MBC230
strap
strap
BLF547
mm
70