MSC1312.PDF 10-25-99
MRF3866, R1, R2
R1 suffix–Tape and Reel, 500 units
R2 suffix–Tape and Reel, 2500 units
DESCRIPTION: Designed for general-purpose RF amplifier applications, such as; pre-drivers, Oscillators, etc.
ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C)
Symbol Parameter Value Unit
VCEO Collector-Emitter Voltage 30 Vdc
VCBO Collector-Base Voltage 55 Vdc
VEBO Emitter-Base Voltage 3.5 Vdc
ICCollector Current 400 mA
Thermal Data
PDTotal Device Dissipation @ TC = 25ºC
Derate above 25ºC 1.0
8Watts
mW/ ºC
SO-8
Features
• Low Cost SO-8 Plastic Surface Mount Package.
• S-Parameter Characterization
• Tape and Reel Packaging Options Available
• Maximum Available Gain = 17 dB @ 300 MHz
RF & MICROWAVE DISCRETE
LOW POWER TRANSISTORS
140 COMMERCE DRIVE
MONTGOMERYVILLE, PA
18936-1013
PHONE: (215) 631-9840
FAX: (215) 631-9855
MSC1312.PDF 10-25-99
MRF3866, R1, R2
ELECTRICAL SPECIFICATIONS (Tcase = 25°C)
STATIC
(off)
Symbol Test Conditions Value
Min. Typ. Max. Unit
BVCER Collector-Emitter Breakdown Voltage
(IC = 5.0 mAdc, IB = 0, rbe = 10 Ohms) 55 - - Vdc
BVCBO Collector-Base Breakdown Voltage
(IC = 0.1 mAdc, IE = 0) 55 - - Vdc
BVEBO Emitter-Base Breakdown Voltage
(IE = 0.1 mAdc, IC = 0) 3.5 - - Vdc
ICEO Collector Cutoff Current
(VCE = 15 Vdc, VBE = 0 Vdc) - - .02 mA
(on)
HFE DC Current Gain
(IC = 360 mAdc, VCE = 5.0 Vdc)
(IC = 50 mAdc, VCE = 5.0 Vdc) 5.0
10 -
-250
200
DYNAMIC
Symbol Test Conditions Value
Min. Typ. Max. Unit
COB Output Capacitance
(VCB = 30 Vdc, IE = 0, f = 1.0 MHz) -1.6 2.0 pF
Ftau Current-Gain Bandwidth Product
(IC = 50 mAdc, VCE = 15 Vdc, f = 200 MHz) 800 1000 -MHz
MSC1312.PDF 10-25-99
MRF3866, R1, R2
FUNCTIONAL
Symbol Test Conditions Value
Min. Typ. Max. Unit
GU max Maximum Unilateral Gain
IC = 50 mAdc, VCE = 15 Vdc, f = 300 MHz -15 -dB
MAG Maximum Available Gain
IC = 50 mAdc, VCE = 15 Vdc, f = 300 MHz -17 -dB
|S21|2Insertion Gain
IC = 50 mAdc, VCE = 15 Vdc, f = 300 MHz 11.5 12.5 -dB
Table 1. Common Emitter S-Parameters, @ VCE = 15 V, IC = 50 mA
f
S11
S21
S12
S22
(MHz) |S11| ∠ φ |S21| ∠ φ |S12| ∠ φ |S22| ∠ φ
100 .632 -164 12.94 93 .018 53 .315 -27
300 .683 -179 4.33 75 .039 61 .307 -29
500 .710 171 2.57 62 .056 61 .346 -43
700 .717 162 1.82 51 .071 62 .393 -58
1000 .715 158 1.24 36 .092 65 .455 -72
MSC1312.PDF 10-25-99
MRF3866, R1, R2
Efficiency (%)
Freq (MHz)
Freq (MHz)
Gu Max (dB)
IC max (
mA)
Package
IC max (mA)
RF (Low Power PA / General Purpose) Selection Guide
MACRO X MRF559 NPN 870 0.5 6.5 70 7.5 16 150
MACRO X MRF559 NPN 870 0.5 9.5 65 12.5 16 150
SO-8 MRF8372,R1,R2 NPN 870 0.75 8 55 12.5 16 200
POWER MACRO MRF557 NPN 870 1.5 8 55 12.5 16 400
POWER MACRO MRF557T NPN 870 1.5 8 55 12.5 16 400
MACRO X MRF559 NPN 512 0.5 10 65 7.5 16 150
MACRO X MRF559 NPN 512 0.5 13 60 12.5 16 150
TO-39 2N3866ANPN 400 1 10 45 28 30 400
SO-8 MRF3866, R1, R2 NPN 400 1 10 45 28 30 400
POWER MACRO MRF555 NPN 470 1.5 11 50 12.5 16 400
POWER MACRO 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 6 12 50
Pout (watts)
GPE (dB)
GPE VCC
BVCEO
Type
Package
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
MACRO X MRF571 NPN 1000 1.5 10 6 10 8000 1 10 70
MACRO 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 2 70 400
TO-39 MRF544 NPN 13.5 1500 70 400
RF (LNA / General Purpose) Selection Guide
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 GuideRF Low Power PA, LNA, and General Purpose Discrete Selector Guide
Low Cost RF Plastic Package Options
MSC1312.PDF 10-25-99
MRF3866, R1, R2
1. 4.
8. 5.
PIN 1. EMITTER
2. COLLECTOR
3. COLLECTOR
4. EMITTER
5. EMITTER
6. BASE
7. BASE
8. EMITTER