ETC BYF90

140 COMMERCE DRIVE
MONTGOMERYVILLE, PA
18936-1013
PHONE: (215) 631-9840
FAX: (215) 631-9855
BFY90
RF & MICROWAVE DISCRETE
LOW POWER TRANSISTORS
Features
•
Silicon NPN, To-72 packaged VHF/UHF Transistor
•
Low Noise, 2.5 dB (typ) @ 500 MHz, 5v, 2.0 mA,
•
1.3 GHz Current-Gain Bandwidth Product @ 25mA IC
2
•
1
Power Gain, GPE = 19 dB (typ) @ 200 MHz
3
4
1. Emitter
2. Base
3. Collector
4. Case
TO-72
DESCRIPTION:
Silicon NPN transistor, designed for VHF/UHF equipment. Applications include low noise amplifier; oscillator, and mixer
applications.
ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C)
Symbol
VCEO
Parameter
Collector-Emitter Voltage
Value
15
Unit
Vdc
VCBO
VEBO
Collector-Base Voltage
30
Vdc
Emitter-Base Voltage
2.5
Vdc
IC
Collector Current
50
mA
200
1.14
mWatts
mW/ ºC
Thermal Data
P
D
Total Device Dissipation @ TA = 25ºC
Derate above 25ºC
PRELIMINARY BFY90.PDF
3-10-99
BFY90
ELECTRICAL SPECIFICATIONS (Tcase = 25°C)
STATIC
(off)
Symbol
BVCEO
ICBO
Test Conditions
Collector-Emitter Breakdown Voltage
(IC = 10 mAdc, IB = 0)
Collector Cutoff Current
(VCE = 15 Vdc, IE = 0 Vdc)
Value
Min.
Typ.
Max.
Unit
15
-
-
Vdc
-
-
10
nA
20
-
125
-
(on)
HFE
DC Current Gain
(IC = 25 mAdc, VCE = 1.0 Vdc)
DYNAMIC
Symbol
fT
NFmin
Cibo
Test Conditions
Current-Gain - Bandwidth Product
(IC = 25 mAdc, VCE = 5 Vdc, f = 500 MHz)
Value
Min.
Typ.
Max.
Unit
1.3
-
-
GHz
-
2.5
5.0
dB
-
-
2.0
pF
(IC = 2.0 mAdc, VCE = 5.0 Vdc, f = 500 MHz
Emitter-Base Capacitance
(VEB = 0.5 Vdc, IC = 0, f = 1.0 MHz)
PRELIMINARY BFY90.PDF
3-10-99
BFY90
FUNCTIONAL
Symbol
G
U max
MSG
2
|S21|
Test Conditions
Maximum Unilateral Gain (1)
Maximum Stable Gain
Insertion Gain
Value
Min.
Typ.
Max.
Unit
IC = 8 mAdc, VCE = 10 Vdc,
f = 200 MHz
-
20
-
dB
IC = 8 mAdc, VCE = 10 Vdc,
f = 200 MHz
-
22
-
dB
IC = 8 mAdc, VCE = 10 Vdc,
f = 200 MHz
15
16
-
dB
Table 1. Common Emitter S-Parameters, @ VCE = 10 V, IC = 8 mA
f
S11
S21
S12
S22
(MHz)
|S11|
∠φ
|S21|
∠φ
|S12|
∠φ
|S22|
100
.574
-79
10.65
127
.023
67
.788
-56
200
.374
-130
7.01
105
.036
60
.682
-97
300
.292
-172
4.44
97
.047
66
.654
-136
400
.259
142
3.62
92
.063
63
.640
-178
500
.221
96
3.02
88
.072
60
.617
140
600
.198
53
2.57
80
.082
58
.614
98
700
.185
8.8
2.08
76
.087
58
.611
55
800
.187
-38
1.90
76
.104
58
.621
10
900
.185
-91
1.79
72
.117
50
.620
-35
1000
.177
-136
1.70
61
.118
44
.632
-78
PRELIMINARY BFY90.PDF
3-10-99
∠φ
BFY90
PRELIMINARY BFY90.PDF
3-10-99