What is 2N3905?
This is a PNP bipolar junction transistor (BJT) designed for general-purpose amplifier and switching applications. Maximum collector current: 0.2A, Maximum collector-emitter voltage: 40V.
Part Number: 2N3905
Function: Small Signal General Purpose PNP Transistor
Package: TO-92 Type
Manufacturer: Unspecified
Image and Pinouts:
Description:
This is PNP Silicon Epitaxial Transistor. This is commonly used in audio amplifier circuits, voltage regulators, and switching circuits.
Features:
1. PNP Silicon Epitaxial Transistor for Switching and Amplifier Applications
2. RoHS Compliance
Advantages Vs Disadvantages
Advantages:
1. High voltage and current handling capabilities
2. Low noise and distortion for use in audio amplifier circuits
3. Low power dissipation for efficient operation
Disadvantages:
1. Limited maximum current rating, which makes it unsuitable for high power applications
2. Relatively low maximum frequency rating, which makes it unsuitable for high-speed applications
3. Limited gain bandwidth product, which limits its use in high-frequency amplification circuits
Mechanical Data :
1. Case: TO-92, Plastic Package
2. Terminals: Solderable per MIL-STD-202G, Method 208
3. Weight: 0.18 gram
Absolute maximum ratings ( Ta=25°C )
1. Collector to Base Voltage: Vcbo = 40 V
2. Collector to Emitter Voltage: Vceo = 40 V
3. Emitter to Base Voltage: Vebo = 5 V
4. Collector Current: Ic = 200 mA
5. Power Dissipation: Pd = 625 mW
6. Junction Temperature: Tj = 150°C
7. Storage Temperature: Tsg = -55 ~ +150°C
2N3905 Datasheet PDF Download
