MSC1067.PDF 3-10-99
2N3866 / 2N3866A
DESCRIPTION:
Silicon NPN transistor, designed for VHF and UHF equipment. Applications include amplifier; pre-driver, driver, and
output stages. Also suitable for oscillator and frequency-multiplier functions.
ABSOLUTE MAXIMUM RATINGS
(Tcase = 25
C)
Symbol
Parameter
Value
Unit
V
CEO
Collector-Emitter
30
Vdc
V
CBO
Collector-Base Voltage
55
Vdc
V
EBO
Emitter-Base Voltage
3.5
Vdc
I
C
Collector Current
400
mA
Thermal Data
P
D
Total Device Dissipation
Derate above 25C
5.0
28.6
Watts
mW/ C
1. Emitter
2. Base
3. Collector
TO-39
Features
Silicon NPN, To-39 packaged VHF/UHF Transistor
Specified 400 MHz, 28Vdc Characteristics
- Output Power = 1.0 Watt
- Minimum Gain = 10 dB
- Efficiency = 45%
800 MHz Current-Gain Bandwidth Product
RF & MICROWAVE DISCRETE
LOW POWER TRANSISTORS
140 COMMERCE DRIVE
MONTGOMERYVILLE, PA
18936-1013
PHONE: (215) 631-9840
FAX: (215) 631-9855
MSC1067.PDF 3-10-99
2N3866 / 2N3866A
ELECTRICAL SPECIFICATIONS (Tcase = 25
C)
STATIC
(off)
Symbol
Test Conditions
Value
Min.
Typ.
Max.
Unit
BVCER
Collector-Emitter Breakdown Voltage
(IC = 5.0 mAdc, RBE = 10 ohms)
55
-
-
Vdc
BVCEO
Collector-Emitter Sustaining Voltage
(IC=5.0 mAdc, IB=0)
30
-
-
Vdc
BVCBO
Collector-Base Breakdown Voltage
(IE = 0, IC = 0.1 mAdc)
55
-
-
Vdc
BVEBO
Emitter-Base Breakdown Voltage
(IE = 0.1 mAdc, IC = 0)
3.5
-
-
Vdc
ICEO
Collector Cutoff Current
(VCE = 28 Vdc, IB = 0)
-
-
20
A
ICEX
Collector Cutoff Current
(VCE = 55 Vdc, VBE = 1.5 Vdc)
-
-
100
A
(on)
HFE
DC Current Gain
(IC = 360 mAdc, VCE = 5.0 Vdc) Both
(IC = 50 mAdc, VCE = 5.0 Vdc) 2N3866
(IC = 50 mAdc, VCE = 5.0 Vdc) 2N3866A
5.0
10
25
-
-
-
-
200
200
-
-
-
VCE(sat)
Collector-Emitter Saturation Voltage
(IC = 100 mAdc, IB = 20 mAdc)
-
-
1.0
Vdc
DYNAMIC
Symbol
Test Conditions
Value
Min.
Typ.
Max.
Unit
f
T
Current-Gain - Bandwidth Product
(IC = 50 mAdc, VCE = 15 Vdc, f = 200 MHz) 2N3866
2N3866A
500
800
800
-
-
-
MHz
COB
Output Capacitance
(VCB = 30 Vdc, IE = 0, f = 1.0 MHz)
-
2.8
3.5
pF
MSC1067.PDF 3-10-99
2N3866 / 2N3866A
FUNCTIONAL
Symbol
Test Conditions
Value
Min.
Typ.
Max.
Unit
G
PE
Power Gain
Test Circuit-Figure 1
Pin = 0.1 W, VCE = 28Vdc
f = 400 MHz, TC = 25 C
10
-
-
dB
Pout
Output Power
Test Circuit-Figure 1
Pin = 0.1 W, VCE = 28Vdc
f = 400 MHz, TC = 25 C
1.0
-
-
Watts
C
Collector Efficiency
Test Circuit-Figure 1
Pin = 0.1 W, VCE = 28Vdc
f = 400 MHz, TC = 25 C
45
-
-
%
8-60
L
1
3-35
RFC
12
5.6 OHMS
1000
0.9-7
P
OUT
(R
L
=50 OHMS)
V
CE
= -28V
RFC
RFC
8-60
L
S
P
IN
(R
S
=50 OHMS)
Figure 1 - 400 MHz RF AMPLIFIER CIRCUIT FOR G
PE
, P
OUT
, AND EFFICIENCY SPECIFICATIONS.
L
1
: 2 TURNS No. 18 wire, " ID, 1/8" long
L
s
: 2 TURNS No. 18 wire, " ID, 3/16" long
Capacitor values in pF unless
Tuning capacitors are air variable
otherwise indicated.
MSC1067.PDF 3-10-99
2N3866 / 2N3866A
.
Efficiency (%)
GPE
Freq (MHz)
Freq (MHz)
Gu Max (dB)
IC max (
mA)
Package
Device
IC max (
mA)
RF (Low Power PA / General Purpose) Selection
MA C R O X
MRF559
NPN 870
0.5
6.5
70
7.5
16
150
MA C R O X
MRF559
NPN 870
0.5
9.5
65 12.5 16
150
S O - 8
MRF8372,R1,R2 NPN 870 0.75
8
55 12.5 16
200
P O W E R M A C R O
MRF557
NPN 870
1.5
8
55 12.5 16
400
P O W E R M A C R O
MRF557T
NPN 870
1.5
8
55 12.5 16
400
MA C R O X
MRF559
NPN 512
0.5
10
65
7.5
16
150
MA C R O X
MRF559
NPN 512
0.5
13
60 12.5 16
150
T O - 3 9
2N3866A
NPN 400
1
10
45
28
30
400
S O - 8
MRF3866, R1, R2 NPN 400
1
10
45
28
30
400
P O W E R M A C R O
MRF555
NPN 470
1.5
11
50 12.5 16
400
P O W E R M A C R O
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
1
10
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
3
7.8
50 12.5 18 1000
TO-72
2N5179
NPN 200
20
6
12
50
Pout
GPE (dB)
GPE VCC
BVCEO
Type
Packag
Device
Type
NF (dB)
NF IC (
mA)
NF VCE
GNF (dB)
Ftau (MHz)
Ccb
(
pF)
BVCEO
T O - 3 9
2 N 5 1 0 9
N P N
2 0 0
3
1 0
1 5
1 2
1 2 0 0
3 . 5
2 0 4 0 0
T O - 3 9
M R F 5 9 4 3 C
N P N
2 0 0
3 . 4
3 0
1 5
1 1 . 4 1 0 0 0
3 0 4 0 0
S O - 8
M R F 5 9 4 3 , R 1 , R 2 N P N
2 0 0
3 . 4
3 0
1 5
1 5
1 3 0 0
3 0 4 0 0
T O - 7 2
2 N 5 1 7 9
N P N
2 0 0
4 . 5
1 . 5
6
1 7
9 0 0
1
1 2
5 0
T O - 7 2
2 N 2 8 5 7
N P N
3 0 0
5 . 5
5 0
6
1 3
1 6 0 0
1
1 5
4 0
T O - 3 9
M R F 5 1 7
N P N
3 0 0
7 . 5
5 0
1 5
5 . 5
4 6 0 0
3
2 5 1 5 0
T O - 7 2
M R F 9 0 4
N P N
4 5 0
1 . 5
5
6
1 1
4 0 0 0
1
1 5
3 0
T O - 7 2
2 N 6 3 0 4
N P N
4 5 0
5
2
5
1 4
1 4 0 0
1
1 5
5 0
M A C R O T
B F R 9 1
N P N
5 0 0
1 . 9
2
5
1 1
1 6 . 5 5 0 0 0
1
1 2
3 5
M A C R O T
B F R 9 6
N P N
5 0 0
2
1 0
1 0
1 4 . 5
5 0 0
2 . 6
1 5 1 0 0
S O - 8
M R F 5 8 1 2 , R 1 , R 2 N P N
5 0 0
2
5 0
1 0
1 5 . 5
1 7 . 8 5 0 0 0
1 5 2 0 0
M A C R O X
M R F 5 8 1 A
N P N
5 0 0
2
5 0
1 0
1 4
1 5
5 0 0 0
1 5 2 0 0
M a c r o
B F R 9 0
N P N
5 0 0
2 . 4
2
1 0
1 5
1 8
5 0 0 0
1
1 5
3 0
T O - 7 2
B F Y 9 0
N P N
5 0 0
2 . 5
2
5
2 0
1 3 0 0
1 5
5 0
T O - 7 2
M R F 9 1 4
N P N
5 0 0
2 . 5
5
1 0
1 5
4 5 0 0
1 2
4 0
M A C R O X
M R F 5 8 1
N P N
5 0 0
2 . 5
5 0
1 0
1 5
1 7 . 8 5 0 0 0
1 6 2 0 0
T O - 3 9
M R F 5 8 6
N P N
5 0 0
3
9 0
1 5
1 1
1 4 . 5 4 5 0 0
2 . 2
1 7 2 0 0
M A C R O X
M R F 9 5 1
N P N 1 0 0 0
1 . 3
5
6
1 4
1 7
8 0 0 0
0 . 4 5
1 0 1 0 0
M A C R O X
M R F 5 7 1
N P N 1 0 0 0
1 . 5
1 0
6
1 0
8 0 0 0
1
1 0
7 0
M A C R O T
B F R 9 1
N P N 1 0 0 0
2 . 5
2
5
8
1 1
5 0 0 0
1
1 2
3 5
M A C R O T
B F R 9 0
N P N 1 0 0 0
3
2
1 0
1 0
1 2 . 5 5 0 0 0
1
1 5
3 0
TO-39
MRF545
PNP
14
1400
2
70 400
TO-39
MRF544
NPN
13.5 1500
70 400
RF (LNA / General Purpose) Selection Guide
1
2
3
1
2
4
1
2
3
1
4
8
5
Macro X
Power
Macro T
SO-8
RF Low Power PA, LNA, and General Purpose Discrete Selector Guide
RF Low Power PA, LNA, and General Purpose Discrete Selector Guide
Low Cost RF Plastic Package Options
MSC1067.PDF 3-10-99
2N3866 / 2N3866A
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