SD1541-01 Datasheet, PDF (3/5 Pages) STMicroelectronics – RF & MICROWAVE TRANSISTORS AVIONICS APPLICATIONS

IMPEDANCE DATA
FREQ.
1020 MHz
1090 MHz
1150 MHz
Z_IN (_Ω)
2.898 + j 4.1
2.325 + j 3.4
1.994 + j 2.8
Z_CL (_Ω)
1.382 − j 3.2
1.338 − j 2.8
1.269 − j 2.5
TEST CIRCUIT
SD1541-01
All Dimensions in Inches Unless Otherwise specified
C1 :
C2, C3,
C4 :
C5 :
0.4 - 2.5pF Johanson Gigatrim
0.6 - 4.5pF Johanson Gigatrim
82pF Chip Capacitor, .055 Sq.
L1 : Loop, #18 Tinned, .36 Wide x .27 above Circuit
L2 : 4 3/4 Turns, #24 En., C.W., .075 I.D.
Z3
: 50Ω .020 x .330; C1 tapped .15 from Load
Z4 : .145 x .920
Z5 : .325 x .180
Z6 : .730 x .315
Z7 : .710 x .425 with .140 x .150 cutout
Z8 : .35 x .780; C4 Tapped .36 from Cen
Z9 : 50Ω
C1, C4 : Cold End Terminated Through Eyelet.
Z1
: 50Ω(.02 Wide)
Z2 : .250 x .120
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