2N3947

40V,200mA,360mW Through-Hole Transistor-Small Signal (<=1A) NPN General Purpose Amplifier/Switch

Case Type: TO-18

Base-Emitter Saturation Voltage (VBE(SAT))
600 — 900 mV
Base-Emitter Saturation Voltage (VBE(SAT))
1 V
Collector-Base Breakdown Voltage (BVCBO)
60 V
Collector-Base Time Constant (rb'Cc)
200 ps
Collector-Base Voltage (VCBO)
60 V
Collector-Emitter Breakdown Voltage (BVCEO)
40 V
Collector-Emitter Cutoff Current (ICEV)
10 nA
Collector-Emitter Cutoff Current (ICEV)
15 µA
Collector-Emitter Saturation Voltage (VCE(SAT))
200 mV
Collector-Emitter Saturation Voltage (VCE(SAT))
300 mV
Collector-Emitter Voltage (VCEO)
40 V
Continuous Collector Current (IC)
200 mA
Current Gain-Bandwidth Product (fT)
300 MHz
DC Current Gain (hFE)
60
DC Current Gain (hFE)
90
DC Current Gain (hFE)
100 — 300
DC Current Gain (hFE)
40
Delay Time (td)
35 ns
Emitter-Base Breakdown Voltage (BVEBO)
6 V
Emitter-Base Voltage (VEBO)
6 V
Fall Time (tf)
75 ns
Input Capacitance (Cib)
8 pF
Input Impedance Common Emitter (hie)
2 — 12 kΩ
Junction Temperature (Tj)
-65 — 200 °C
Noise Figure (NF)
5 dB
Output Admittance Common Emitter (hoe)
5 — 50 µS
Output Capacitance (Cob)
4 pF
Power Dissipation (PD)
360 mW
Power Dissipation (PD)
1.2 W
Rise Time (tr)
35 ns
Small Signal Current Gain (hfe)
100 — 700
Storage Temperature (Tstg)
-65 — 200 °C
Storage Time (ts)
375 ns
Thermal Resistance Junction-Ambient (ΘJA)
486 °C/W
Thermal Resistance Junction-Case (ΘJC)
146 °C/W
Voltage Feedback Ratio Common Emitter (hre)
2 x10-3

Ordering

Part Package Buy Status Description ECCN Code HTS Code Termination
2N3947 Box@2,000 Active 40V,200mA,360mW Through-Hole Transistor-Small Signal (<=1A) NPN General Purpose Amplifier/Switch EAR99 8541.21.0075 LEAD or TIN

Resources

2N3947.PDF Device Datasheet
Analytical Test Report:Bond Wire Analytical Test Report
Analytical Test Report:Cap Analytical Test Report
Analytical Test Report:Header Analytical Test Report
Analytical Test Report:Header Assembly Analytical Test Report
Analytical Test Report:Pure Tin Solder Analytical Test Report
Material Composition:TO-18 Material Composition
Package Detail Document:TO-18 Package Detail Document
Product Reliability Data:TO-18 Package Reliability Product Reliability Data

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