MRF4427, R1, R2
RF & MICROWAVE DISCRETE
LOW POWER TRANSISTORS
Features
•
•
•
•
•
Low Cost SO-8 Plastic Surface Mount Package.
S-Parameter Characterization
Tape and Reel Packaging Options Available
Low Voltage Version of MRF3866
Maximum Available Gain – 20dB(typ) @ 200MHz
R1 suffix–Tape and Reel, 500 units
R2 suffix–Tape and Reel, 2500 units
SO-8
DESCRIPTION:
Designed for general-purpose RF amplifier applications,
such as; pre-drivers, Oscillators, etc.
ABSOLUTE MAXIMUM RATINGS
(Tcase = 25
°
C)
Symbol
V
CEO
V
CBO
V
EBO
I
C
Parameter
Collector-Emitter Voltage
Collector-Base Voltage
Emitter-Base Voltage
Collector Current
Value
20
40
2.0
400
Unit
Vdc
Vdc
Vdc
mA
Thermal Data
P
T
stg
R
D
Total Device Dissipation @ TC = 25º C
Derate above 25º C
Storage Temperature
1.5
12.5
-65 to + 150
Watts
mW/ º C
ºC
º C/W
θJA
Thermal Resistance, Junction to Ambient
125
MRF4427.PDF 4-24-03
Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein
Visit our website at
WWW.ADVANCEDPOWER.COM
or contact our factory direct.
MRF4427, R1, R2
ELECTRICAL SPECIFICATIONS (Tcase = 25
°
C)
STATIC
(off)
Symbol
BVCEO
BVCBO
BVEBO
ICEO
Test Conditions
Min.
Collector-Emitter Breakdown Voltage
(IC = 5.0 mAdc, IB = 0)
Collector-Base Breakdown Voltage
(IC = 0.1 mAdc, IE = 0)
Emitter-Base Breakdown Voltage
(IE = 0.1 mAdc, IC = 0)
Collector Cutoff Current
(VCE = 20 Vdc, VBE = 0 Vdc)
20
40
2.0
-
Value
Typ.
-
-
-
-
Max.
-
-
-
.02
Unit
Vdc
Vdc
Vdc
mA
(on)
HFE
DC Current Gain
(IC = 100 mAdc, VCE = 5 Vdc)
(IC = 360 mAdc, VCE = 5 Vdc)
Collector-Emitter Saturation Voltage
(IC = 100 mAdc, IB = 20 mA)
10
5.0
-
-
60
200
-
-
mVdc
VCE(sat)
DYNAMIC
Symbol
Ftau
Cob
Test Conditions
Min.
Current-Gain Bandwidth Product
(IC = 50 mAdc, VCE = 12 Vdc, f = 200 MHz)
Output Capacitance
(VCB = 12 Vdc, IE = 0, f = 1.0 MHz)
-
-
Value
Typ.
1.3
-
Max.
-
3.4
Unit
GHz
GHz
MRF4427.PDF 4-24-03
Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein
Visit our website at
WWW.ADVANCEDPOWER.COM
or contact our factory direct.
MRF4427, R1, R2
FUNCTIONAL
Symbol
Test Conditions
Min.
Maximum Unilateral Gain
IC = 50 mAdc, VCE = 12 Vdc, f = 200 MHz
Maximum Available Gain
IC = 50 mAdc, VCE = 12 Vdc, f = 200 MHz
Insertion Gain (calculated)
IC = 50 mAdc, VCE = 12 Vdc, f = 200 MHz
Value
Typ.
18
20
14
Max.
-
-
-
Unit
dB
dB
dB
G
U max
16
18
12
MAG
|S
21
|
2
Table 1. Common Emitter S-Parameters, @ VCE = 12 V, IC = 50 mA
f
S11
(MHz)
50
100
200
500
750
1000
|S11|
.672
.721
.743
.768
.775
.778
∠φ
-145
-163
-174
170
161
152
S21
|S21|
20.15
10.78
5.37
2.18
1.53
1.07
∠φ
112
96
85
63
48
36
S12
|S12|
.021
.026
.037
.070
.096
.122
∠φ
45
44
54
59
62
65
S22
|S22|
.447
.271
.199
.264
.356
.437
∠φ
-59
-67
-72
-86
-98
-109
MRF4427.PDF 4-24-03
Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein
Visit our website at
WWW.ADVANCEDPOWER.COM
or contact our factory direct.
MRF4427, R1, R2
RF Low Power PA, LNA, and General Purpose Discrete Selector Guide
Freq (MHz)
Efficiency (%)
IC max (mA)
Gu Max (dB)
Ccb(pF)
BVCEO
IC max (mA)
3.5
20
30
30
1
1
3
1
1
1
2.6
12
15
25
15
15
12
15
15
15
1
15
15
12
16
2.2
0.45
1
1
1
17
10
10
12
15
400
400
400
50
40
150
30
50
35
100
200
200
30
50
40
200
200
100
70
35
30
Pout (watts)
SO-8
TO-39
POWER MACRO
POWER MACRO
TO-39
TO-39
TO-72
MA C R O X
MA C R O X
TO-39
SO-8
P O W ER MA C R O
P O W ER MA C R O
MA C R O X
MA C R O X
SO-8
P O W ER MA C R O
P O W ER MA C R O
MRF4427, R2
2N4427
MRF553
MRF553T
MRF607
2N6255
2N5179
MRF559
MRF559
2N3866A
MRF555
MRF555T
MRF559
MRF559
MRF8372,R1,R2
MRF557
MRF557T
NPN 175
NPN 175
NPN 175
NPN 175
NPN 175
NPN 175
NPN 200
NPN 5 1 2
NPN 5 1 2
NPN 4 0 0
NPN 4 7 0
NPN 4 7 0
NPN 8 7 0
NPN 8 7 0
NPN 8 7 0
NPN 8 7 0
NPN 8 7 0
0.15
1
1.5
1.5
1.75
3
18
10
11.5
11.5
11.5
7.8
20
60
50
60
50
50
50
12
12
12.5
12.5
12.5
12.5
6
20
20
16
16
16
18
12
16
16
30
30
16
16
16
16
16
16
16
400
400
500
500
330
1000
50
150
150
400
400
400
400
150
150
200
400
400
TO-39
TO-39
SO-8
TO-72
TO-72
TO-39
TO-72
TO-72
MACRO T
2N5109
MRF5943C
MRF5943, R1, R2
2N5179
2N2857
MRF517
MRF904
2N6304
BFR91
BFR96
MRF5812, R1, R2
MRF581A
BFR90
BFY90
MRF914
MRF581
MRF586
MRF951
MRF571
BFR91
BFR90
NPN
NPN
NPN
NPN
NPN
NPN
NPN
NPN
NPN
NPN
NPN
NPN
NPN
NPN
NPN
NPN
NPN
NPN
NPN
NPN
NPN
200
200
200
200
300
300
450
450
500
500
500
500
500
500
500
500
500
1000
1000
1000
1000
NF (dB)
NF IC (mA)
NF VCE
GNF (dB)
Package
Freq (MHz)
Device
3
3.4
3.4
4.5
5.5
7.5
1.5
5
1.9
2
2
2
2.4
2.5
2.5
2.5
3
1.3
1.5
2.5
3
10
30
30
1.5
50
50
5
2
2
10
50
50
2
2
5
50
90
5
10
2
2
15
15
15
6
6
15
6
5
5
10
10
10
10
5
10
10
15
6
6
5
10
15
11
14
10
8
10
15.5
14
15
11
12
11.4
15
17
13
5.5
11
14
16.5
14.5
17.8
15
18
20
15
17.8
14.5
17
1200
1000
1300
900
1600
4600
4000
1400
5000
500
5000
5000
5000
1300
4500
5000
4500
8000
8000
0.5
0.5
1
1
1.5
1.5
0.5
0.5
0.75
1.5
1.5
10
13
10
10
11
11
6.5
9.5
8
8
8
65
60
45
45
50
50
70
65
55
55
55
7.5
12.5
28
28
12.5
12.5
7.5
12.5
12.5
12.5
12.5
MACRO T
SO-8
MACRO X
Macro
TO-72
TO-72
MACRO X
TO-39
MACRO X
MACRO X
MACRO T
MACRO T
M R F 3 8 6 6 , R 1 , R 2 NPN 4 0 0
11
12.5
5000
5000
TO-39
TO-39
MRF545
MRF544
PNP
NPN
14
13.5
1400
1500
Ftau (MHz)
GPE (dB)
GPE VCC
Package
Device
BVCEO
Type
Type
2
70
70
400
400
RF (Low Power PA / General Purpose) Selection Guide
RF (LNA / General Purpose) Selection Guide
1
8
2
4
3
3
2
4
1
4
MRF4427.PDF 4-24-03
Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein
Visit our website at
WWW.ADVANCEDPOWER.COM
or contact our factory direct.
MRF4427, R1, R2
.
PIN 1. EMITTER
2. COLLECTOR
3. COLLECTOR
4. EMITTER
5. EMITTER
6. BASE
7. BASE
8. EMITTER
8.
5.
1.
4.
MRF4427.PDF 4-24-03
Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein
Visit our website at
WWW.ADVANCEDPOWER.COM
or contact our factory direct.
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