mrf1535t1 Freescale Semiconductor, Inc, mrf1535t1 Datasheet - Page 7

• Manufacturer Part Number: mrf1535t1
• Description: Rf Power Field Effect Transistors
• Manufacturer: Freescale Semiconductor, Inc

RF Device Data
Freescale Semiconductor
f = 450 MHz
f = 175 MHz
Z
Z
in
OL
Z
Note: Z
* = Complex conjugate of the load
OL
V
MHz
135
155
175
Z
= Complex conjugate of source
DD
*
OL
f
Z
= 12.5 V, I
*
impedance.
impedance at given output power,
voltage, frequency, and η
in
OL
f = 135 MHz
f = 520 MHz
f = 520 MHz
f = 450 MHz
Z
* was chosen based on tradeoffs between gain, drain efficiency, and device stability.
o
Figure 19. Series Equivalent Input and Output Impedance
= 10 Ω
5.0 + j0.9
5.0 + j0.9
3.0 + j1.0
DQ
Z
= 250 mA, P
Ω
in
f = 175 MHz
Input
Matching
Network
out
1.7 + j0.2
1.7 + j0.2
1.3 + j0.1
Z
= 35 W
f = 135 MHz
Z
OL
Ω
D
in
Z
*
> 50 %.
in
Device
Under Test
Z
Z
in
OL
Z
OL
* = Complex conjugate of the load
V
MHz
*
450
470
500
520
= Complex conjugate of source
DD
f
= 12.5 V, I
impedance.
impedance at given output power,
voltage, frequency, and η
Output
Matching
Network
0.8 - j1.4
0.9 - j1.4
1.0 - j1.4
0.9 - j1.4
DQ
Z
= 500 mA, P
Ω
in
1.0 - j0.8
1.1 - j0.6
1.1 - j0.6
1.1 - j0.5
out
Z
= 35 W
OL
Ω
D
MRF1535T1 MRF1535FT1
> 50 %.
*
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