Description
The 2N2907 is a reliable PNP silicon transistor widely used for switching and small signal amplification applications. It is popular in Arduino projects, robotics, relay control circuits, signal amplification, and educational electronics projects because of its stable performance and low cost.
If you are looking for a low-power PNP transistor for general-purpose electronic circuits, the 2N2907 is an excellent choice for students, hobbyists, and engineers.
Features of 2N2907 Transistor
- PNP Silicon Epitaxial Planar Transistor
- Suitable for Switching and Amplifier Circuits
- Compact Through-Hole Package
- Low Cost and Easy to Use
- High Reliability Performance
- Ideal for Arduino and Robotics Projects
- Good Current Gain for Small Signal Applications
2N2907 Pin Configuration
The 2N2907 transistor comes in a TO-92 / DIP-3 package with 3 pins:
- Emitter
- Base
- Collector
Pin Functions
- Emitter: Current exits through this terminal.
- Base: Controls the transistor switching operation.
- Collector: Current enters through this terminal.
Technical Specifications
| Specification | Value |
|---|---|
| Transistor Type | PNP |
| Collector-Emitter Voltage (VCEO) | -60V |
| Collector-Base Voltage (VCBO) | -60V |
| Emitter-Base Voltage (VEBO) | -5V |
| Package Type | TO-92 / DIP-3 |
| Mounting Type | Through Hole |
| Operating Temperature | -55°C to +125°C |
| Application | Switching & Amplification |
Applications of 2N2907
The 2N2907 transistor is commonly used in:
- Arduino Projects
- Relay Switching Circuits
- Signal Amplification
- Motor Driver Circuits
- Audio Amplifier Circuits
- LED Driver Circuits
- Robotics Projects
- DIY Electronics Projects
- Sensor Interface Circuits
2N2907 Equivalent Transistors
You can use the following alternatives as replacements for 2N2907 in many circuits:
| Equivalent Transistor | Type |
|---|---|
| BC557 | PNP |
| 2N3906 | PNP |
| S8550 | PNP |
| PN2907A | PNP |
Always verify voltage and current ratings before replacement.
Why Choose 2N2907?
The 2N2907 is one of the most popular general-purpose PNP transistors because it offers stable switching performance, easy availability, and compatibility with various electronics projects. It is suitable for both beginners and professional developers working on low-power electronic applications.
Package Includes
- 1 × 2N2907 PNP Transistor
Important Notes
- Product images are for reference only.
- Actual product appearance may vary slightly.
- Please check the datasheet before using in critical applications.
- Manual measurement may contain slight variation.
Frequently Asked Questions (FAQ)
What type of transistor is 2N2907?
2N2907 is a PNP bipolar junction transistor (BJT) used for switching and amplification.
Can I use 2N2907 with Arduino?
Yes, the 2N2907 transistor is suitable for Arduino switching and control applications.
What is the maximum voltage of 2N2907?
The maximum collector-emitter voltage is -60V.
Is 2N2907 suitable for amplifier circuits?
Yes, it can be used in low-power signal amplification circuits.
What are the alternatives to 2N2907?
BC557, 2N3906, S8550, and PN2907A can be used as alternatives in many applications.
2N2907 Transistor Price in Bangladesh
Buy original 2N2907 PNP transistor at the best price in Bangladesh for your electronics, robotics, Arduino, and DIY projects. Suitable for students, makers, engineers, and hobbyists.
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