MICROWAVE DISCRETE POWER TRANSISTORS Cost SO-8 Plastic Surface Mo
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MRF4427,
MICROWAVE DISCRETE POWER TRANSISTORS
Cost SO-8 Plastic Surface Mount Package. S-Parameter Characterization Tape Reel Packaging Options Available Voltage Version MRF3866 Maximum Available Gain 20dB(typ) 200MHz
SO-8
DESCRIPTION: Designed general-purpose amplifier applications, such pre-drivers, Oscillators, etc.
ABSOLUTE MAXIMUM RATINGS (Tcase 25°C)
Symbol VCEO VCBO VEBO Parameter Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Collector Current Value Unit
Thermal Data
Total Device Dissipation Derate above Storage Temperature
12.5
Watts
Thermal Resistance, Junction Ambient
PRELIMINARY MRF4427,R1,R2.PDF
3-10-99
MRF4427,
ELECTRICAL SPECIFICATIONS (Tcase 25°C)
STATIC (off)
Symbol BVCEO BVCBO BVEBO ICEO Test Conditions Min. Collector-Emitter Breakdown Voltage mAdc, Collector-Base Breakdown Voltage mAdc, Emitter-Base Breakdown Voltage mAdc, Collector Cutoff Current (VCE Vdc, Vdc) Value Typ. Max. Unit
(on)
Current Gain mAdc, Vdc) mAdc, Vdc) Collector-Emitter Saturation Voltage mAdc, mVdc
VCE(sat)
DYNAMIC
Symbol Ftau Test Conditions Min. Current-Gain Bandwidth Product mAdc, Vdc, MHz) Output Capacitance (VCB Vdc, MHz) Value Typ. Max. Unit
PRELIMINARY MRF4427,R1,R2.PDF
3-10-99
MRF4427,
FUNCTIONAL
Symbol Test Conditions Min. Maximum Unilateral Gain mAdc, Vdc, Maximum Available Gain mAdc, Vdc, Insertion Gain (calculated) mAdc, Vdc, Value Typ. Max. Unit
|S21|
Table Common Emitter S-Parameters,
(MHz)
1000
|S11|
.672 .721 .743 .768 .775 .778
-145 -163 -174
|S21|
20.15 10.78 5.37 2.18 1.53 1.07
|S12|
.021 .026 .037 .070 .096 .122
|S22|
.447 .271 .199 .264 .356 .437
-109
PRELIMINARY MRF4427,R1,R2.PDF
3-10-99
MRF4427,
Power LNA, General Purpose Discrete Selector Guide
Freq (MHz) Efficiency (mA) (dB) Ccb(pF) BVCEO (mA)
Pout (watts)
Freq (MHz)
SO-8 TO-39 POWER MACRO POWER MACRO TO-39 TO-39 TO-72 TO-39 SO-8 SO-8
MRF4427, 2N4427 MRF553 MRF553T MRF607 2N6255 2N5179 MRF559 MRF559 2N3866A MRF555 MRF555T MRF559 MRF559 MRF8372,R1,R2 MRF557 MRF557T
0.15 1.75
11.5 11.5 11.5
12.5 12.5 12.5 12.5
1000
TO-39 TO-39 SO-8 TO-72 TO-72 TO-39 TO-72 TO-72 MACRO
2N5109 MRF5943C MRF5943, 2N5179 2N2857 MRF517 MRF904 2N6304 BFR91 BFR96 MRF5812, MRF581A BFR90 BFY90 MRF914 MRF581 MRF586
(dB) (mA) (dB)
Package
Device
15.5
11.4 16.5 14.5 17.8 17.8 14.5
1200 1000 1300 1600 4600 4000 1400 5000 5000 5000 5000 1300 4500 5000 4500
0.75
12.5 12.5 12.5 12.5 12.5 12.5 12.5
MACRO SO-8 MACRO Macro TO-72 TO-72 MACRO TO-39
MACRO MACRO MACRO MACRO TO-39 TO-39
MRF951 MRF571 BFR91 BFR90 MRF545 MRF544
1000 1000 1000 1000
8000 8000
Ftau (MHz)
(dB)
Package
Device
BVCEO
Type
Type
0.45
5000
12.5 5000 13.5 1400 1500
(Low Power General Purpose) Selection Guide
(LNA General Purpose) Selection Guide
PRELIMINARY MRF4427,R1,R2.PDF
3-10-99
MRF4427,
EMITTER COLLECTOR COLLECTOR EMITTER
EMITTER BASE BASE EMITTER
PRELIMINARY MRF4427,R1,R2.PDF
3-10-99
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