2001 Dec 05 6
Philips Semiconductors Product specification
Microwave power transistor BLS2731-110
List of components (see Fig.6)
Notes
1. American Technical Ceramics type 100A or capacitor of same quality.
2. The striplines are on double-clad printed-circuit board with Duroid dielectric (ε
r
= 2.2); thickness = 0.38 mm.
COMPONENT DESCRIPTION VALUE DIMENSIONS
C1 multilayer ceramic chip capacitor; note 1 12 pF
C2 multilayer ceramic chip capacitor; note 1 18 pF
RC multilayer ceramic chip capacitor in series
with SMD resistor
100 nF + 5 Ω
L1 stripline; note 2 length 4.5 mm
width 10 mm
L2 stripline; note 2 length 2.5 mm
width 16.4 mm
L3 stripline; note 2 length 8.3 mm
width 1 mm
L4 stripline; note 2 length 8 mm
width 1.5 mm
L5 stripline; note 2 length 2 mm
width 8.9 mm
L6 stripline; note 2 length 12.7 mm
width 1.2 mm
L7 stripline; note 2 length 4.5 mm
width 10 mm
L8 stripline; note 2 length 2.5 mm
width 24.4 mm
L9 stripline; note 2 length 4.4 mm
width 1 mm
L10 stripline; note 2 length 5.2 mm
width 1 mm
L11 stripline; note 2 length 9.3 mm
width 1 mm
L12 stripline; note 2 length 2.5 mm
width 6 mm
L13 stripline; note 2 length 7.8 mm
width 1.2 mm
L14 stripline; note 2 length 7.5 mm
width 1.2 mm