SD4933_13 Datasheet, PDF (11/17 Pages) STMicroelectronics – HF/VHF/UHF RF power N-channel MOSFET

SD4933
Typical performance (30 MHz)
Table 7. Transmission line dimensions (continued)
Dim.
Inch
mm
S
0.165
4.19
T
1.017
25.84
U
0.375
9.52
V
0.456
11.58
W
0.325
8.24
X
0.650
16.50
Table 8. 30 MHz test circuit component list
Component
Description
C1,C9
C2, C3
C4
C5,C10,C11,C14,C16
C6
0.01 μF / 500 V surface mount ceramic chip capacitor
750 pF ATC 700B surface mount ceramic chip capacitor
300 pF ATC 700B surface mount ceramic chip capacitor
10000 pF ATC 200B surface mount ceramic chip capacitor
510 pF ATC 700B surface mount ceramic chip capacitor
C7
300 pF ATC 700B surface mount ceramic chip capacitor
C8
C12
C13
C15
R1,R3
R2
T1
T2
L1
L2
175-680 pF type 46 standard trimmer capacitor
47 μF / 63 V aluminum electrolytic radial lead capacitor
1200 pF ATC 700B surface mount ceramic chip capacitor
100 μF / 63 V aluminum electrolytic radial lead capacitor
1 k, 1 W surface-mount chip resistor
560 2 W wire-wound axis lead resistor
HF 2-30 MHz surface mount 9:1 transformer
RG - 142B/U 50 coaxial cable OD = 0.165[4.18] L 15”[381.00] covered
with 15” [381.00] tinned copper tubular brand 13/65” [5.1] width
1 3/4 turn air-wound 16 AWG ID = 0.219 [5.56] poly-coated magnet wire
1 3/4 turn air-wound 12 AWG ID = 0.250 [6.34] bus bar wire
RFC1,RFC2
3 turns 14 AWG wire through ferrite toroid
FB1
FB2
PCB
Surface mount EMI shield bead
Toroid
ULTRALAM 2000. 0.030” THK, εr = 2.55, 2 Oz ED CU both sides
DocID15487 Rev 8
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