MRF166W Freescale Semiconductor, MRF166W Datasheet - Page 5

• Manufacturer Part Number: MRF166W
• Manufacturer: Freescale Semiconductor

Specifications of MRF166W

• Channel Type: N
• Channel Mode: Enhancement
• Continuous Drain Current: 8A
• Drain Source Voltage (max): 65V
• Power Gain (typ)@vds: 16dB
• Frequency (max): 500MHz
• Pin Count: 5
• Output Capacitance (typ)@vds: 30@28VpF
• Operating Temp Range: -65C to 200C
• Drain Efficiency (typ): 55%
• Mounting: Screw
• Number Of Elements: 2
• Power Dissipation (max): 175000mW
• Lead Free Status / Rohs Status: Supplier Unconfirmed

5
REV 3
MHz
175
400
500
f
Table 1. Input and Output Impedances
V DD = 28 Vdc, I DQ = 100 mA, P out = 40 W
3.7 – j 22.4
3.6 – j 10.99
2.88 – j 7.96
Ohms
Z in
175
Figure 7. Series Equivalent Input/Output Impedance
400
15.2 – j 16.6
10.3 – j 7.99
6.12 – j 9.43
500
f = 175 MHz
Ohms
Z in
Z OL *
Z OL *
400
f = 500 MHz
Z OL * = Conjugate of the optimum load impedance into which the device
output operates at a given output power, voltage and frequency.
NOTE: Input and output impedance values given are measured from gate to
gate and drain to drain respectively.
Z o = 50