MRF1517T1 Freescale Semiconductor, MRF1517T1 Datasheet - Page 9

• Manufacturer Part Number: MRF1517T1
• Manufacturer: Freescale Semiconductor

Specifications of MRF1517T1

• Application: VHF/UHF
• Channel Type: N
• Channel Mode: Enhancement
• Continuous Drain Current: 4A
• Drain Source Voltage (max): 25V
• Output Power (max): 8W
• Power Gain (typ)@vds: 11dB
• Frequency (max): 520MHz
• Package Type: PLD-1.5
• Pin Count: 4
• Forward Transconductance (typ): 0.9(Min)S
• Input Capacitance (typ)@vds: 66@7.5VpF
• Output Capacitance (typ)@vds: 38@7.5VpF
• Reverse Capacitance (typ): 6@7.5VpF
• Operating Temp Range: -65C to 150C
• Drain Efficiency (typ): 55%
• Mounting: Surface Mount
• Number Of Elements: 1
• Power Dissipation (max): 62500mW
• Vswr (max): 20
• Screening Level: Military
• Lead Free Status / Rohs Status: Not Compliant

RF Device Data
Freescale Semiconductor
Z
Z
in
OL
* = Complex conjugate of the load
MHz
480
500
520
V
DD
= Complex conjugate of source
f
= 7.5 V, I
impedance.
impedance at given output
power, voltage, frequency,
and η
0.975 +j2.37 1.87 +j1.03
1.06 +j1.82
0.97 +j2.01
D
f = 480 MHz
DQ
> 50 %.
Z
520
= 150 mA, P
Ω
in
520
Z
Z
Note: Z
in
OL
*
3.51 +j0.99
2.82 +j0.75
Z
out
f = 480 MHz
o
= 10 Ω
OL
Z
= 8 W
OL
Ω
* was chosen based on tradeoffs between gain, drain efficiency, and device stability.
*
Figure 28. Series Equivalent Input and Output Impedance
Input
Matching
Network
Z
Z
in
OL
* = Complex conjugate of the load
MHz
440
460
480
V
= Complex conjugate of source
DD
f
impedance.
impedance at given output
power, voltage, frequency,
and η
Z
= 7.5 V, I
in
D
1.62 +j3.41
1.85 +j3.35
1.91 +j3.31
> 50 %.
Device
Under Test
DQ
f = 440 MHz
f = 480 MHz
Z
= 150 mA, P
Ω
in
Z
OL
Z
480
3.25 +j0.98
3.05 +j0.93
2.54 +j0.84
Z
OL
out
*
o
Z
= 10 Ω
in
Z
*
= 8 W
440
OL
Ω
*
Output
Matching
Network
Z
Z
in
OL
* = Complex conjugate of the load
MHz
400
420
440
= Complex conjugate of source
V
f
DD
impedance.
impedance at given output
power, voltage, frequency,
and η
= 7.5 V, I
D
1.96 +j3.32
2.31 +j3.56
1.60 +j3.45
> 50 %.
DQ
Z
Ω
= 150 mA, P
in
f = 440 MHz
f = 440 MHz
400
400
Z
2.52 +j0.39
2.61 +j0.64
2.37 +j1.04
o
out
Z
MRF1517T1
= 10 Ω
OL
Z
= 8 W
OL
*
Ω
Z
in
*
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