CYStech Electronics Corp.
Spec. No. : C308N3
Issued Date : 2002.06.11
Revised Date : 2005.06.01
Page No. : 1/5
BTA1721N3
CYStek Product Specification
General Purpose PNP Epitaxial Planar Transistor
BTA1721N3
Description
High breakdown voltage.
Low collector output capacitance.
Ideal for chroma circuit.
Pb-free package
Symbol Outline
Absolute Maximum Ratings
(Ta=25
C)
Parameter Symbol Limits
Unit
Collector-Base Voltage
V
CBO
-300 V
Collector-Emitter Voltage
V
CEO
-300 V
Emitter-Base Voltage
V
EBO
-5 V
Collector Current
I
C
-500 mA
Power Dissipation
Pd
225
mW
Junction Temperature
Tj
150
C
Storage Temperature
Tstg
-55~+150
C
BTA1721N3
SOT-23
BBase
CCollector
EEmitter
CYStech Electronics Corp.
Spec. No. : C308N3
Issued Date : 2002.06.11
Revised Date : 2005.06.01
Page No. : 2/5
BTA1721N3
CYStek Product Specification
Characteristics
(Ta=25
C)
Symbol Min.
Typ.
Max.
Unit
Test
Conditions
BV
CBO
-300 -
-
V I
C
=-100A
BV
CEO
-300 -
-
V I
C
=-1mA
BV
EBO
-5 - - V
I
E
=-100A
I
CBO
- -
-0.25
A
V
CB
=-200V
I
EBO
- - -0.1
A
V
EB
=-3V
*V
CE(sat)
- - -0.5 V
I
C
=-20mA, I
B
=-2mA
*V
BE(sat)
- - -0.9 V
I
C
=-20mA, I
B
=-2mA
*h
FE
25 - - -
V
CE
=-10V, I
C
=-1mA
*h
FE
52 - 270 -
V
CE
=-10V, I
C
=-10mA
*h
FE
25 - - -
V
CE
=-10V, I
C
=-30mA
f
T
50 - -
MHz
V
CE
=-20V, I
C
=-10mA, f=100MHz
Cob - - 6 pF
V
CB
=-20V, f=1MHz
*Pulse Test: Pulse Width
380s, Duty Cycle
2%
Classification Of h
FE
Rank
K P Q
Range 52~120 82~180 120~270
Ordering Information
Device Package
Shipping
Marking
BTA1721N3
SOT-23
(Pb-free)
3000 pcs / Tape & Reel
2D
Characteristic Curves
Current Gain vs Collector Current
10
100
1000
0.1
1
10
100
Collector Current---IC(mA)
Current Gain---
HFE
HFE@VCE=10V
Saturation Voltage vs Collector Current
10
100
1000
10000
0.1
1
10
100
Collector Current---IC(mA)
Saturation Voltage---(mV)
VCE(SAT)@IC=10IB
CYStech Electronics Corp.
Spec. No. : C308N3
Issued Date : 2002.06.11
Revised Date : 2005.06.01
Page No. : 3/5
BTA1721N3
CYStek Product Specification
Saturation Voltage vs Collector Current
100
1000
0.1
1
10
100
1000
Collector Current---IC(mA)
Saturation Voltage---(mV)
VBE(SAT)@IC=10IB
Cutoff Frequency vs Collector Current
0.1
1
1
10
100
Collector Current---IC(mA)
Cutoff Frequency---FT(GHZ)
FT@VCE=30V
Power Derating Curve
0
50
100
150
200
250
0
50
100
150
200
Ambient Temperature ---Ta( )
P
ower
D
i
ssi
pat
i
on---PD(mW)
CYStech Electronics Corp.
Spec. No. : C308N3
Issued Date : 2002.06.11
Revised Date : 2005.06.01
Page No. : 4/5
BTA1721N3
CYStek Product Specification
Reel Dimension
Carrier Tape Dimension
CYStech Electronics Corp.
Spec. No. : C308N3
Issued Date : 2002.06.11
Revised Date : 2005.06.01
Page No. : 5/5
BTA1721N3
CYStek Product Specification
SOT-23 Dimension
*: Typical
Inches Millimeters
Inches Millimeters
DIM
Min. Max. Min. Max.
DIM
Min. Max. Min. Max.
A 0.1102
0.1204 2.80 3.04 J 0.0034
0.0070 0.085 0.177
B 0.0472
0.0630 1.20 1.60 K 0.0128
0.0266 0.32 0.67
C 0.0335
0.0512 0.89 1.30 L 0.0335
0.0453 0.85 1.15
D 0.0118
0.0197 0.30 0.50 S 0.0830
0.1083 2.10 2.75
G 0.0669
0.0910 1.70 2.30 V 0.0098
0.0256 0.25 0.65
H
0.0005
0.0040
0.013
0.10
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.
H
J
K
D
A
L
G
V
C
B
3
2
1
S
Style: Pin 1.Base 2.Emitter 3.Collector
Marking:
TE
3-Lead SOT-23 Plastic
Surface Mounted Package
CYStek Package Code: N3
2D
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