Part Number: 2SA1015-Y

Manufacturer: Micro Commercial Co.

Description: TRANS PNP 50V 0.15A TO92

Shipped from: Shenzhen/HK Warehouse

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Introduction to the 2SA1015-Y Transistor

The 2SA1015-Y is a well-known low-frequency PNP transistor that is known for its ability to boost signals in general. It has three important terminals: the emitter, the base, and the collection. This transistor is made to boost information in a lot of different ways.

The 2SA1015-Y is made up of layers of different kinds of semiconductor materials. The N layer stands for the base side, while the P layer stands for the emitter and the collection. The flow of current and how these layers engage with each other are very important to the process of amplification.

Because of how it works and what it can do, the 2SA1015-Y transistor is often used to boost low-frequency signals in radio systems, small-signal amplification circuits, and other places where this is needed. It is a popular choice among both electronics fans and workers because it can do a lot of different things and works well.

Key Features and Specifications of the 2SA1015-Y Transistor

The 2SA1015-Y transistor has a number of important features and specs that make it a good choice for general-purpose amplification. Here are the things that stand out:

  • Low-frequency: The 2SA1015-Y is made for low-frequency uses, which makes it perfect for amplifying audio signals and other signals with similar frequency ranges.
  • Current and Voltage Ratings: It can handle currents and volts that aren’t too high or too low. Most current ratings are between 150 mA and 700 mA, and most voltage values are between 50 V and 120 V.
  • Gain Value: The gain value of the transistor is usually between 70 and 700. This gain factor tells how much the transistor can boost a signal, so that the signal can be boosted with minimal distortion.
  • High Linearity: The 2SA1015-Y transistor has very good linearity in how it amplifies signals. This means that the output signal is faithfully reproduced without a lot of distortion or signal loss.
  • Low Noise: This transistor has low noise levels built in, so it can be used in radio amplifiers and sensitive measurement circuits where signal quality is important.
  • Size: The 2SA1015-Y comes in a small, compact package, so it can be used in places with limited space or where miniaturisation is wanted.

The 2SA1015-Y transistor is good for general-purpose amplification needs because it can work at low frequencies, has modest current and voltage ratings, high gain values, high linearity, and low noise. It is often used for amplification in many different industries because it works well and can be used in many different ways.

Transistor Structure and Operation of the 2SA1015-Y

The 2SA1015-Y transistor is a three-layered semiconductor device that uses PNP (positive-negative-positive) transistor technology. Let’s look at how it’s put together and how it works:

  • Structure: There are three layers of semiconductor material in the 2SA1015-Y. The base is made of N-type (negative) material, while the emitter and collection are made of P-type (positive) material. With this setup, the transistor has two P-N contacts.
  • Current Flow: Let’s look at the emitter, base, and collector terminals to figure out how electricity flows through a transistor.
  • Emitter: The P-type material is hooked up to the emitter port. It is where most of the charge carriers (holes) in the transistor come from. When the emitter-base connection is forward-biassed, a current moves from the emitter to the base.
  • Base: The N-type material is linked to the base end. It is a part of the transistor that controls how it works. By putting a small amount of current or voltage into the base contact, you can control the transistor to boost or switch signals.
  • Collector: The collector terminal is linked to the P-type material next to the base. It gathers most of the charge carriers (holes) that move through the base area and sends them to the outside circuit.
  • Amplification: When a small forward bias voltage is put between the base and the emitter, a small current can run from the emitter to the base. The larger flow of current from the collector to the emitter is controlled by this current.

When an input signal is sent to the base terminal, it changes the small base current. This makes the current from the collector to the emitter bigger and stronger. The ability of the transistor to control the flow of most charge carriers through the base area is what makes this amplification possible.

By setting up the transistor correctly and sending the input signal to the base terminal, the 2SA1015-Y transistor can amplify the input signal and send a bigger current or voltage to the external circuit.

In short, the N-type base, P-type emitter, and P-type collector areas of the 2SA1015-Y transistor make it possible to control and boost signals. By letting current pass through the emitter, base, and collector terminals, the transistor can boost small signals. This makes it a useful component for general-purpose amplification.

Pin Configuration and Terminal Functions of the 2SA1015-Y Transistor

The emitter, the base, and the collector are the three main ends of the 2SA1015-Y transistor. The base controls how the transistor acts because the emitter sends holes (charge carriers) into it. The result is the holes in the base, which the collector then collects.

In a common-emitter amplifier, the emitter is connected to ground or a reference voltage, the base is connected to a coupling capacitor that sends the input signal to the base, and the collector is connected to the load resistor. For best performance, the exact circuit design and component numbers can be changed. Stable function requires careful thought about the design and the values of the parts.


In the end, the 2SA1015-Y transistor is a flexible and important part of general-purpose amplification circuits. It is very useful because it works well at low frequencies, especially in radio amplification. The 2SA1015-Y is useful in many different amplifier circuits because it has moderate gain values, high current and voltage ratings, and good linearity. Its pin arrangement and end functions are clear, which makes it easy to make connections in amplifier designs.

The 2SA1015-Y transistor has a lot of promise for amplification needs in many electronic applications if it becomes widely used. We recommend that you talk to our experts at ICRFQ to learn more about what it can do and get personalised help. Use the 2SA1015-Y transistor to its fullest extent and find out what it can do for your amplification projects.

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