CYStech Electronics Corp.
Spec. No. : C201A3
Issued Date : 2004.06.16
Revised Date :
Page No. : 1/4
BTC2059A3
CYStek Product Specification
VHF/UHF NPN Epitaxial Planar Transistor
BTC2059A3
Description
The BTC2059A3 is designed for use in VHF & UHF oscillators and VHF mixer in tuner of a TV receiver.
Features
High transition frequency.
Very low capacitance.
Small R
bb'
-Cc and high current gain.
Symbol Outline
Absolute Maximum Ratings
(Ta=25
C)
Parameter Symbol
Limits
Unit
Collector-Base Voltage
V
CBO
30
V
Collector-Emitter Voltage
V
CEO
25
V
Emitter-Base Voltage
V
EBO
3
V
Collector Current
I
C
50
mA
Power Dissipation
Pd
350
mW
Junction Temperature
Tj
150
C
Storage Temperature
Tstg
-55~+150
C
TO-92
BTC2059A3
BBase
CCollector
EEmitter
E C B
CYStech Electronics Corp.
Spec. No. : C201A3
Issued Date : 2004.06.16
Revised Date :
Page No. : 2/4
BTC2059A3
CYStek Product Specification
Characteristics
(Ta=25
C)
Symbol Min. Typ. Max.
Unit
Test
Conditions
BV
CBO
30 - - V
I
C
=100A
BV
CEO
25 - - V
I
C
=1mA
BV
EBO
3 - - V
I
C
=10A
I
CBO
- -
100
nA
V
CB
=25V
I
EBO
- -
100
nA
V
EB
=2V
*V
CE(sat)
- - 0.5 V
I
C
=4mA, I
B
=0.4mA
*V
BE(on)
- - 0.95
V
V
CE
=10V, I
C
=4mA
*h
FE
52 - 270
-
V
CE
=10V, I
C
=4mA
f
T
650
1000
-
MHz
V
CE
=10V, I
C
=4mA, f=100MHz
Cob - -
0.7
pF
V
CB
=10V, I
E
=0A, f=1MHz
R
bb'
-C
c
- - 9 ps
V
CB
=10V, I
C
=4mA, f=31.8MHz
*Pulse Test : Pulse Width
380s, Duty Cycle
2%
Classification Of h
FE
Rank
K P Q
Range 52~120 82~180 120~270
CYStech Electronics Corp.
Spec. No. : C201A3
Issued Date : 2004.06.16
Revised Date :
Page No. : 3/4
BTC2059A3
CYStek Product Specification
Characteristic Curves
Current Gain vs Collector Current
100
1000
0.1
1
10
100
1000
Collector Current ---IC(mA)
Current Gain---
HFE
HFE@VCE=10V
Saturation Voltage vs Collector Current
10
100
1000
1
10
100
1000
Collector Current--- IC(mA)
Saturation Voltage---(mV)
VCE(SAT)@IC=5IB
Saturation Voltage vs Collector Current
100
1000
1
10
100
1000
Collector Current---IC(mA)
Saturation Voltage---(mV)
VBE(SAT)@IC=5IB
Cutoff Frequency vs Collector Current
0.1
1
10
1
10
100
Collector Current---IC(mA)
Cutoff Frequency---FT(GHZ)
FT@VCE=10V
Power Derating Curve
0
50
100
150
200
250
300
350
400
0
50
100
150
200
Ambient Temperature --- Ta()
Power Dissipation---PD(mW)
CYStech Electronics Corp.
Spec. No. : C201A3
Issued Date : 2004.06.16
Revised Date :
Page No. : 4/4
BTC2059A3
CYStek Product Specification
TO-92 Dimension
*: Typical
Inches Millimeters
Inches Millimeters
DIM
Min. Max. Min. Max.
DIM
Min. Max. Min. Max.
A 0.1704
0.1902 4.33 4.83 G 0.0142 0.0220 0.36 0.56
B 0.1704
0.1902 4.33 4.83 H
-
*
0.1000 -
*
2.54
C 0.5000 - 12.70 -
I
-
*
0.0500 -
*
1.27
D 0.0142
0.0220 0.36 0.56
1
-
*
5
-
*
5
E -
*
0.0500 -
*
1.27
2
-
*
2
-
*
2
F 0.1323
0.1480 3.36 3.76
3
-
*
2
-
*
2
Notes:
1.Controlling dimension: millimeters.
2.Maximum lead thickness includes lead finish thickness, and minimum lead thickness is the minimum thickness of base material.
3.If there is any question with packing specification or packing method, please contact your local CYStek sales office.
Material:
Lead: 42 Alloy ; solder plating
Mold Compound: Epoxy resin family, flammability solid burning class: UL94V-0
Important Notice:
All rights are reserved. Reproduction in whole or in part is prohibited without the prior written approval of CYStek.
CYStek reserves the right to make changes to its products without notice.
CYStek semiconductor products are not warranted to be suitable for use in Life-Support Applications, or systems.
CYStek assumes no liability for any consequence of customer product design, infringement of patents, or application assistance.
C2059
Marking:
3
1
A
D
B
C
I
1
E
F
2
3
G
H
2
Style: Pin 1.Emitter 2.Collector 3.Base
3-Lead TO-92 Plastic Package
CYStek Package Code: A3
PDF 
ZIP