BD135G Transistor
Product Overview
Category
The BD135G transistor belongs to the category of NPN bipolar junction transistors.
Use
It is commonly used for amplification and switching purposes in electronic circuits.
Characteristics
- Low power, high voltage
- Medium current capability
- High DC current gain
Package
The BD135G is typically available in a TO-126 package.
Essence
This transistor is essential for designing and building various electronic devices and circuits.
Packaging/Quantity
It is usually sold in reels or tubes containing multiple units, with quantities varying based on manufacturer and distributor specifications.
Specifications
- Maximum Collector-Emitter Voltage: 45V
- Maximum Collector Current: 1.5A
- Power Dissipation: 12.5W
- Transition Frequency: 2MHz
- Operating Temperature Range: -65°C to 150°C
Detailed Pin Configuration
The BD135G transistor has three pins: 1. Emitter (E) 2. Base (B) 3. Collector (C)
Functional Features
- Amplification of weak signals
- Switching high-power loads
- Reliable performance in various circuit configurations
Advantages
- High voltage capability
- Suitable for low-power applications
- Good amplification characteristics
Disadvantages
- Limited maximum current compared to other transistors
- Moderate transition frequency
Working Principles
The BD135G operates based on the principles of controlling current flow using the input signal applied to the base terminal. This controls the current flow between the collector and emitter terminals, allowing for amplification or switching functions.
Detailed Application Field Plans
The BD135G transistor finds extensive use in the following applications: - Audio amplifiers - Signal amplification circuits - LED drivers - Motor control circuits - Switching circuits
Detailed and Complete Alternative Models
Some alternative models to the BD135G include: - BD136G - BD137G - 2N3904 - 2N2222
In conclusion, the BD135G transistor is a versatile component widely used in electronic circuits for amplification and switching purposes. Its unique characteristics make it suitable for a variety of applications, and it has several alternative models that can be used as substitutes in different circuit designs.
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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av BD135G i tekniska lösningar
What is the BD135G transistor used for?
- The BD135G is a PNP bipolar junction transistor commonly used for amplification and switching applications in electronic circuits.
What are the key specifications of the BD135G transistor?
- The BD135G has a maximum collector current of 1.5A, a maximum collector-emitter voltage of 45V, and a maximum power dissipation of 12.5W.
Can the BD135G be used for audio amplifier circuits?
- Yes, the BD135G is suitable for use in audio amplifier circuits due to its high current and voltage ratings.
How can the BD135G be used as a switch in a circuit?
- The BD135G can be used as a switch by biasing it into either cutoff or saturation region based on the input signal to control the flow of current through the collector-emitter path.
What are the typical applications of the BD135G in technical solutions?
- The BD135G is commonly used in audio amplifiers, voltage regulators, motor control circuits, and general purpose switching circuits.
What are the recommended operating conditions for the BD135G?
- The BD135G operates within a temperature range of -65°C to 150°C and requires proper heat sinking for higher power applications.
Is the BD135G suitable for high-frequency applications?
- No, the BD135G is not designed for high-frequency applications due to its relatively low transition frequency.
Can multiple BD135G transistors be used in parallel for higher current applications?
- Yes, multiple BD135G transistors can be connected in parallel to increase the overall current handling capability of the circuit.
What are the common failure modes of the BD135G transistor?
- Common failure modes include thermal runaway, overvoltage breakdown, and excessive current leading to device damage.
Where can I find detailed application notes and circuit examples for the BD135G?
- Detailed application notes and circuit examples for the BD135G can be found in the manufacturer's datasheet, application notes, and online technical forums.