2SB1258 Transistor
Product Overview
Category
The 2SB1258 is a bipolar junction PNP transistor.
Use
It is commonly used for amplification and switching purposes in electronic circuits.
Characteristics
- Low power dissipation
- High current capability
- Fast switching speed
Package
The 2SB1258 is typically available in a TO-220 package.
Essence
This transistor is essential for designing audio amplifiers, power supplies, and motor control circuits.
Packaging/Quantity
The 2SB1258 is usually sold in reels or tubes containing multiple units.
Specifications
- Collector-Base Voltage (VCBO): 60V
- Collector-Emitter Voltage (VCEO): 50V
- Emitter-Base Voltage (VEBO): 5V
- Collector Current (IC): 7A
- Power Dissipation (PD): 25W
- Transition Frequency (fT): 30MHz
Detailed Pin Configuration
- Base (B)
- Collector (C)
- Emitter (E)
Functional Features
- High current gain
- Low saturation voltage
- Good linearity
Advantages
- Suitable for high-power applications
- Reliable and durable
- Wide operating temperature range
Disadvantages
- May require heat sinking in high-power applications
- Sensitive to static electricity
Working Principles
The 2SB1258 operates based on the flow of charge carriers (electrons and holes) within its semiconductor material, enabling amplification and switching functions.
Detailed Application Field Plans
The 2SB1258 is widely used in: - Audio amplifier circuits - Power supply units - Motor control systems
Detailed and Complete Alternative Models
- 2SB772
- 2SB1186
- 2SB1560
In conclusion, the 2SB1258 transistor is a versatile component with various applications in electronic circuits, offering high current capability and fast switching speed. Its reliability and performance make it a popular choice for amplification and power control tasks.
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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 2SB1258 i tekniska lösningar
What is 2SB1258?
- 2SB1258 is a PNP silicon transistor commonly used in electronic circuits for amplification and switching applications.
What are the typical applications of 2SB1258?
- 2SB1258 is often used in audio amplifier circuits, voltage regulator circuits, and motor control circuits.
What are the key electrical characteristics of 2SB1258?
- The key electrical characteristics include a maximum collector current of 3A, a maximum collector-base voltage of 60V, and a maximum power dissipation of 20W.
How do I identify the pinout of 2SB1258?
- The pinout of 2SB1258 typically consists of three pins: the emitter, base, and collector. The datasheet or manufacturer's documentation should provide specific pinout details.
What are some common alternatives to 2SB1258?
- Common alternatives to 2SB1258 include transistors with similar PNP characteristics such as 2N3906, BC557, and S8550.
What are the recommended operating conditions for 2SB1258?
- It is recommended to operate 2SB1258 within a temperature range of -55°C to 150°C and to ensure proper heat dissipation to prevent overheating.
How can I calculate the biasing and resistor values for using 2SB1258 in an amplifier circuit?
- The biasing and resistor values can be calculated using standard transistor amplifier design equations and guidelines, taking into account the desired operating point and load requirements.
What precautions should be taken when soldering 2SB1258 onto a PCB?
- Precautions should be taken to avoid overheating the transistor during soldering, and it is important to follow recommended soldering techniques to prevent damage to the component.
Can 2SB1258 be used in high-frequency applications?
- While 2SB1258 is not specifically designed for high-frequency applications, it can be used in low to moderate frequency circuits with appropriate design considerations.
Where can I find the detailed datasheet for 2SB1258?
- The detailed datasheet for 2SB1258 can be obtained from the manufacturer's website, authorized distributors, or electronic component databases.