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MRF1550NT1_08 Datasheet, PDF (2/18 Pages) Freescale Semiconductor, Inc – RF Power Field Effect Transistors
Table 4. Electrical Characteristics (TC = 25°C unless otherwise noted)
Characteristic
Off Characteristics
Zero Gate Voltage Drain Current
(VDS = 60 Vdc, VGS = 0 Vdc)
Gate- Source Leakage Current
(VGS = 10 Vdc, VDS = 0 Vdc)
On Characteristics
Gate Threshold Voltage
(VDS = 12.5 Vdc, ID = 800 μA)
Drain- Source On - Voltage
(VGS = 5 Vdc, ID = 1.2 A)
Drain- Source On - Voltage
(VGS = 10 Vdc, ID = 4.0 Adc)
Dynamic Characteristics
Input Capacitance (Includes Input Matching Capacitance)
(VDS = 12.5 Vdc, VGS = 0 V, f = 1 MHz)
Output Capacitance
(VDS = 12.5 Vdc, VGS = 0 V, f = 1 MHz)
Reverse Transfer Capacitance
(VDS = 12.5 Vdc, VGS = 0 V, f = 1 MHz)
RF Characteristics (In Freescale Test Fixture)
Common- Source Amplifier Power Gain
(VDD = 12.5 Vdc, Pout = 50 Watts, IDQ = 500 mA)
f = 175 MHz
Drain Efficiency
(VDD = 12.5 Vdc, Pout = 50 Watts, IDQ = 500 mA)
f = 175 MHz
Symbol
Min Typ Max
IDSS
IGSS
—
—
1
—
—
0.5
Unit
μAdc
μAdc
VGS(th)
1
—
3
Vdc
RDS(on)
—
—
0.5
Ω
VDS(on)
—
—
1
Vdc
Ciss
—
—
500
pF
Coss
—
—
250
pF
Crss
—
—
35
pF
Gps
—
14.5
—
dB
η
—
55
—
%
MRF1550NT1 MRF1550FNT1
2
RF Device Data
Freescale Semiconductor