MRF557
MRF557G
Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herei n
Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct.
Rev A 9/2005
* G Deno tes RoHS Compliant, Pb Free Terminal Finish
DESCRIPTION: Designed primarily for wideband large signal stages in
the UHF frequency range.
ABSOLU TE MAXIM UM RATINGS(Tcase = 25°C)
Symbol Parameter Value Unit
VCEO Collector-Emitter Voltage 16 Vdc
VCBO Co lle ctor-Base Voltage 30 Vdc
VEBO Emitter-Base Voltage 3.0 Vdc
ICColl ector Current 500 mA
Thermal Data
PDTotal Device Dissipation @ TC = 75°C
Derat e above 75°C3.0
40 Watts
mW/ °C
Power Macro
Features
•Specified @ 12.5 V, 870 MHz Characteristics
•Output Power = 1.5 W
•Minimum Gain = 8 dB
•Efficien cy 60% (Typ)
•Cost Effective PowerMacro Package
•Electroles s Tin Plated Leads for Improved Solderability
140 COMMERCE DRIVE
MONTGOMERYV ILLE, PA
18936-1013
PHONE: (215) 631-9840
FAX: (215) 631-9855
RF & MICROWAVE DISCRETE
LOW POWER TRANSISTORS
MRF557
MRF557G
Advanced Power Technology reserves the right to change, without notice, the specifications and informati on contained herei n
Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct.
Rev A 9/2005
ELECTRICAL SP ECIFICATIONS (Tcase = 25°C)
STATIC
Symbol Test Conditions Value
Min. Typ. Max. Unit
BVCEO Colle ctor-Emitter Bre akdo wn Voltage
(IC = 5 mAdc, IB = 0) 16 - - Vdc
BVCES Colle ctor-Emitter Sustaining Voltage
(IC = 5.0 mAdc, IB = 0) 30 - - Vdc
BVEBO Emitte r-Base Breakdown Voltage
(IE = 0.1 mAdc, IC = 0) 3.0 - - Vdc
ICES Collector Cutoff Current
(VCE = 15 Vdc, VBE = 0 Vdc) - - 5 mA
HFE DC C urrent Gain
(IC = 100 mA, VCE = 5.0 Vdc) Both 50 -200 -
DYNAMIC
Symbol Test Conditions Value
Min. Typ. Max. Unit
COB Output Cap acitance
(VCB = 10 Vdc, IE = 0, f = 1.0 MHz) ---- 5.5 pF
MRF557
MRF557G
Advanced Power Technology reserves the right to change, without notice, the specifications and informati on contained herei n
Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct.
Rev A 9/2005
FUNCTIONAL
Symbol Test Conditions Value
Min. Typ. Max. Unit
GPE Pow er Gain Te st Circuit-Figure 1
Pout = 1.5 W, VCE =12.5Vdc
f = 870 MHz 8 9 - dB
ηCollec tor Efficiency Te st Circuit-Figure 1
Pout = 1.5 W, VCE =12.5Vdc
f = 870 MHz 55 60 - %
ψLoad Mismatch
VSWR ≥10:1 All Phase Angles
Te st Circuit-Figure 1
Pout = 1.5 W, VCE =12.5Vdc
f = 870 MHz No Degradati on in Output Power -
MRF557
MRF557G
Advanced Power Technology reserves the right to change, without notice, the specifications and informati on contained herei n
Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct.
Rev A 9/2005
Efficiency (%)
GPE Freq (MHz)
Freq (MHz)
Gu Max (dB)
IC max (mA)
Package
Device
IC max (mA)
RF (Low Power PA / General Purpose) Selection Guide
MA CRO X MRF559 NPN 870 0.5 6.5 70 7.5 16 150
MA CRO X MRF559 NPN 870 0.5 9.5 65 12.5 16 150
SO-8 MRF8372,R1,R2 NPN 870 0.75 855 12.5 16 200
POWER MACRO MRF557 NPN 870 1.5 855 12.5 16 400
POWER MACRO MRF557T NPN 870 1.5 855 12.5 16 400
MA CRO X MRF559 NPN 512 0.5 10 65 7.5 16 150
MA CRO X MRF559 NPN 512 0.5 13 60 12.5 16 150
TO-39 2N3866A NPN 400 1 10 45 28 30 400
SO- 8 MRF3866, R1, R2 NPN 400 1 10 45 28 30 400
POWER MA CRO MRF555 NPN 470 1.5 11 50 12.5 16 400
POWER MA CRO MRF555T NPN 470 1.5 11 50 12.5 16 400
SO-8 MRF4427, R2 NPN 175 0.15 18 60 12 20 400
TO-39 2N4427 NPN 175 110 50 12 20 400
POWER MACRO MRF553 NPN 175 1.5 11.5 60 12.5 16 500
POWER MACRO MRF553T NPN 175 1.5 11.5 50 12.5 16 500
TO-39 MRF607 NPN 175 1.75 11.5 50 12.5 16 330
TO-39 2N6255 NPN 175 37.8 50 12.5 18 1000
TO-72 2N5179 NPN 200 20 612 50
Pout (watts)
GPE (dB)
GPE VCC
BVCEO
Type
Pack
age
Device
Type
NF (dB)
NF IC (mA)
NF VCE
GN (dB)
Ftau (MHz)
Ccb(pF)
BVCEO
TO-39 2N5109 NPN 200 3 10 15 12 1200 3.5 20 400
TO-39 MRF5943C NPN 200 3.4 30 15 11.4 1000 30 400
SO-8 MRF5943, R1 , R2 NPN 200 3.4 30 15 15 1300 30 400
TO-72 2N5179 NPN 200 4.5 1.5 6 17 900 1 12 50
TO-72 2N2857 NPN 300 5.5 50 6 13 1600 1 15 40
TO-39 MRF517 NPN 300 7.5 50 15 5.5 4600 3 25 150
TO-72 MRF904 NPN 450 1.5 5 6 11 4000 1 15 30
TO-72 2N6304 NPN 450 5 2 5 14 1400 1 15 50
MACRO T BFR91 NPN 500 1.9 2 5 11 16.5 5000 1 12 35
MACRO T BFR96 NPN 500 2 10 10 14.5 500 2.6 15 100
SO-8 MRF5812, R1, R2 NPN 500 2 50 10 15.5 17.8 5000 15 200
MACRO X MRF581A NPN 500 2 50 10 14 15 5000 15 200
Macro BFR90 NPN 500 2.4 2 10 15 18 5000 1 15 30
TO-72 BFY90 NPN 500 2.5 2 5 20 1300 15 50
TO-72 MRF914 NPN 500 2.5 5 10 15 4500 12 40
MACRO X MRF581 NPN 500 2.5 50 10 15 17.8 5000 16 200
TO-39 MRF586 NPN 500 3 90 15 11 14.5 4500 2.2 17 200
MACRO X MRF951 NPN 1000 1.3 5 6 14 17 8000 0.45 10 100
MA CRO X MRF571 NPN 1000 1 .5 10 6 10 8000 1 10 70
MA CRO T BFR91 NPN 1000 2 .5 2 5 8 11 5000 1 12 35
MACRO T BFR90 NPN 1000 3 2 10 10 12.5 5000 1 15 30
TO-39 MRF545 PNP 14 1400 270 400
TO-39 MRF544
NPN
13.5 1500 70 400
2
1
2
3
4
3
4
1
4
8
Macro X
Power Macro
Macro T
SO-8
RF Low Power PA, LNA, and General Purpose Discrete Selector Guide
Low Co st RF Plastic Package Options
MRF557
MRF557G
Advanced Power Technology reserves the right to change, without notice, the specifications and informati on contained herei n
Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct.
Rev A 9/2005
PACKAGE MEC HANICAL DATA
1.
2.
3.
4.
PIN 1. COLLECTOR
2. EMITTER
3. BASE
4. EMITTER