BLF248 Просмотр технического описания (PDF) - Philips Electronics
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BLF248 Datasheet PDF : 13 Pages
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Philips Semiconductors
VHF push-pull power MOS transistor
Product specification
BLF248
handbook, full pagewidth
119
130
100
+VDD1
L1
hollow rivets
L3
R9
L2
IC1
to R1, R6
C31
C32
C34
C33
slider R1
C9
R2
C8
C6
C1
L4
C3 L5
C2
C11
R3 L8
L6
C4
C5
L7
R4 L9
R5
C10
C7
slider R6
copper strap
C13
C18
C12
L12
R7
L12
C16
C17
L10
C22
L11
L13
+VDD1
hollow rivet
C25
L16
L18
C23
C24
L17
C26
C27
L19
C29
L20
C28
L21
C30
L22
hollow rivets
+VDD2
L14
L24
L15
L23
R8
C19
L15
C20
C14
C15 C21
copper strap
MGP213
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.
Dimensions in mm.
Fig.12 Component layout for 225 MHz class-AB test circuit.
September 1992
10
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