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 CYStech Electronics Corp.
General Purpose NPN Epitaxial Planar Transistor
Spec. No. : C228A3 Issued Date : 2003.10.30 Revised Date : Page No. : 1/4
BTN3904A3
Description
* The BTN3904A3 is designed for general purpose switching amplifier applications. * Complementary to BTP3906A3.
Equivalent Circuit
BTN3904A3 TO-92
BBase CCollector EEmitter
EBC
Absolute Maximum Ratings (Ta=25C)
Parameter Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Collector Current Power Dissipation Thermal Resistance, Junction to Ambient Junction Temperature Storage Temperature Symbol VCBO VCEO VEBO IC Pd RJA Tj Tstg Limits 60 40 6 200 625 200 150 -55~+150 Unit V V V mA mW C/W C C
BTN3904A3
CYStek Product Specification
CYStech Electronics Corp.
Characteristics (Ta=25C)
Symbol BVCBO BVCEO BVEBO ICEX *VCE(sat)1 *VCE(sat)2 *VBE(sat)1 *VBE(sat)2 *hFE1 *hFE2 *hFE3 *hFE4 *hFE5 fT Cob Min. 60 40 6 0.65 40 70 100 60 30 300 Typ. 0.07 0.13 0.8 0.85 Max. 50 0.2 0.3 0.85 0.95 300 4 Unit V V V nA V V V V MHz pF
Spec. No. : C228A3 Issued Date : 2003.10.30 Revised Date : Page No. : 2/4
Test Conditions IC=10A IC=1mA IE=10A VCE=30V, VBE=-3V IC=10mA, IB=1mA IC=50mA, IB=5mA IC=10mA, IB=1mA IC=50mA, IB=5mA VCE=1V, IC=100A VCE=1V, IC=1mA VCE=1V, IC=10mA VCE=1V, IC=50mA VCE=1V, IC=100mA VCE=20V, IC=10mA, f=100MHz VCB=5V, IE=0A,f=1MHz
*Pulse Test: Pulse Width 380s, Duty Cycle2%
BTN3904A3
CYStek Product Specification
CYStech Electronics Corp.
Characteristic Curves
Current Gain vs Collector Current
1000 HFE@VCE=1V
Spec. No. : C228A3 Issued Date : 2003.10.30 Revised Date : Page No. : 3/4
Saturation Voltage vs Collector Current
1000
VCE(SAT)@IC=10IB
100
Saturation Voltage---(mV)
0.1 1 10 100 1000
Current Gain---HFE
100
10
10 0.1 Collector Current ---IC(mA) 1 10 100 Collector Current---IC(mA) 1000
Saturation Voltage vs Collector Current
10000 Cutoff Frequency---fT(MHz) Saturation Voltage---(mV)
VBE(SAT)@IC=10IB
Cutoff Frequency vs Collector Current
10000
VCE=20V
1000
1000
100 0.1 1 10 100 Collector Current ---IC(mA) 1000
100 1 10 Collector Current---IC(mA) 100
Power Derating Curve
700 Power Dissipation---PD(mW) 600 500 400 300 200 100 0 0 50 100 150 200 Ambient Temperature---TA()
BTN3904A3
CYStek Product Specification
CYStech Electronics Corp.
TO-92 Dimension
2
Spec. No. : C228A3 Issued Date : 2003.10.30 Revised Date : Page No. : 4/4
A B
1 2 3
Marking:
N3904
3
C
D
H I E F
G
1
Style: Pin 1.Emitter 2.Base 3.Collector 3-Lead TO-92 Plastic Package CYStek Package Code: A3
*: Typical
DIM A B C D E F
Inches Min. Max. 0.1704 0.1902 0.1704 0.1902 0.5000 0.0142 0.0220 *0.0500 0.1323 0.1480
Millimeters Min. Max. 4.33 4.83 4.33 4.83 12.70 0.36 0.56 *1.27 3.36 3.76
DIM G H I 1 2 3
Inches Min. Max. 0.0142 0.0220 *0.1000 *0.0500 *5 *2 *2
Millimeters Min. Max. 0.36 0.56 *2.54 *1.27 *5 *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.
BTN3904A3
CYStek Product Specification


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