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PDF SD2922 Data sheet ( Hoja de datos )

Número de pieza SD2922
Descripción RF POWER TRANSISTORS HF/VHF/UHF N-CHANNEL MOSFETs
Fabricantes ST Microelectronics 
Logotipo ST Microelectronics Logotipo



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No Preview Available ! SD2922 Hoja de datos, Descripción, Manual

® SD2922
RF POWER TRANSISTORS
HF/VHF/UHF N-CHANNEL MOSFETs
s GOLD METALLIZATION
s EXCELLENT THERMAL STABILITY
s COMMON SOURCE CONFIGURATION
s POUT = 300W MIN. WITH 12.5 dB GAIN
@175 MHz
DESCRIPTION
The SD2922 is a gold metallized N-Channel MOS
field-effect RF power transistor. The SD2922 is
intended for use in 50V dc large signal
applications up to 200 MHz
M244
epoxy sealed
ORDER CODE
BRANDING
SD2922
SD2922
PIN CONNECTION
ABSOLUTE MAXIMUM RATINGS (Tcase = 25 oC)
Symbol
V(BR)DSS
VDGR
VGS
ID
P DISS
Tj
TSTG
Parameter
Drain Source Voltage
Drain-Gate Voltage (RGS = 1M)
Gate-Source Voltage
Drain Current
Power Dissipation
Max. Operating Junction Temperature
Storage Temperature
1. Drain
2. Gate
3. Source
Value
125
125
±20
40
500
+200
-65 to 150
Uni t
V
V
V
A
W
oC
oC
THERMAL DATA
Rth(j-c) Junction-Case Thermal Resistance
0.35
Rth(c-s) Case Heatsink Thermal Resistance
0.12
Determined using a flat aluminum or copper heatsink with thermal compound applied (Dow Corning 340 or equivalent).
November 1999
oC/ W
oC/ W
1/13

1 page




SD2922 pdf
175 MHz Test Circuit Schematic (Production Test Circuit)
SD2922
REF. 1022256B
5/13

5 Page





SD2922 arduino
88 - 108 MHz Circuit Layout (Engineering Fixture)
SD2922
88 -108 MHz Circuit Layout Component Part List
PCB
T1
T2 / T3
T4 / T5
T6
FB1
C1
C2 / C3 / C4 / C7 / C8
C5 / C6
C9
C10
C11
R1
R2/R4
R3
R5
R6
R7
R8
D1
L1
L2
L3
1/32” Woven Fiberglass 0.030 Cu, 2 sides, er =4.8
50 Ohm Flexible Coax Cable OD 0.06”, 5” Long
9:1 Transformer, 25 Ohm Flexible Coax Cable OD 0.1”, 3.9”. Ferrite Core NEOSIDE
4:1Transformer, 25 Ohm Flexible Coax Cable OD 0.1”, 5” Long
50 Ohm Flexible Coax Cable OD 0.1”, 5” Long
VK200
10 pF Ceramic Cap
1 nF Chip Cap
1 nF ATC chip Cap
470 pF ATC Chip Cap
100 nF Chip Cap
100 uF / 63 V Electrolytic Cap
56 Ohm Resistor
10 Ohm Chip Resistor
10K Ohm Resistor
5.6K Ohm Resistor
10K Ohm, 10 Turn Trim Resistor
3.3K Ohm / 5 W Resistor
15 Ohm / 1 W Resistor
6.8 V Zener Diode
10 nH Inductor
40 nH Inductor
70 nH Inductor
11/13

11 Page







PáginasTotal 13 Páginas
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