MICROWAVE DISCRETE POWER TRANSISTORS Specified 12.5 Characteristi
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MRF553
MICROWAVE DISCRETE POWER TRANSISTORS
Specified 12.5 Characteristics Output Power Minimum Gain 11.5 Efficiency (Typ) Cost Effective PowerMacro Package Electroless Plated Leads Improved Solderability
Power Macro
DESCRIPTION: Designed primarily wideband large signal stages frequency range.
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 Watts
PRELIMINARY MRF553.PDF
3-10-99
MRF553
ELECTRICAL SPECIFICATIONS (Tcase 25°C)
STATIC (off)
Symbol BVCEO BVCES BVCBO BVEBO ICES Test Conditions Min. Collector-Emitter Breakdown Voltage (IC=10 mAdc, IB=0) Collector-Emitter Sustaining 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) Both
DYNAMIC
Symbol Test Conditions Min. Output Capacitance (VCB Vdc, MHz) Value Typ. Max. Unit
PRELIMINARY MRF553.PDF
3-10-99
MRF553
FUNCTIONAL
Symbol Power Gain Collector Efficiency Test Conditions Min. Test Circuit-Figure Pout =12.5Vdc Test Circuit-Figure Pout =12.5Vdc Test Circuit-Figure Pout =12.5Vdc 11.5 Value Typ. Max. Unit
Load Mismatch
VSWR 10:1 Phase Angles
Degradation Output Power
Figure 140-175 Broadband Circuit Schematic, Stub tuning implemented input improve match. Microsemi fixture schematic with input match optimization will available final version data sheet.
Mini Underwood Mini Underwood Mini Underwood Mini Underwood Erie Capacitor Tantulum Chip Capacitor 2200 Chip Capacitor 1N4148 Diode Turns, AWG, 0.210, 3/16, Length 0.62,, Wire Bent into Mils Copper 27Mils Molded Choke Turns, AWG, 0.170, 7/16, Length 1.0,, Wire with Ferrite Beads Ferrite Bead Thick Alumina Substrate Board Material Glass Teflon, 2.56, 0.0625,
PRELIMINARY MRF553.PDF
3-10-99
MRF553
Power LNA, General Purpose Discrete Selector Guide
Freq (MHz) Efficiency (mA) (dB) Ccb(pF) BVCEO (mA)
0.45
Pout (watts)
Freq (MHz)
(dB) (mA)
Package
Device
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 MRF951 MRF571 BFR91 BFR90
1000 1000 1000 1000
15.5
(dB)
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 8000 8000
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
12.5
5000 5000
TO-39 TO-39
MRF545 MRF544
13.5
1400 1500
Ftau (MHz)
(dB)
Package
Device
BVCEO
Type
Type
(Low Power General Purpose) Selection Guide
(LNA General Purpose) Selection Guide
Cost Plastic Package Options
Macro
Macro
Power Macro
SO-8
PRELIMINARY MRF553.PDF
3-10-99
MRF553
COLLECTOR EMITTER BASE EMITTER
PRELIMINARY MRF553.PDF
3-10-99
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