Specifications
| Attribute | Value |
| Package / Case | Bulk |
| Part Status | Obsolete |
| Transistor Type | NPN |
| Current - Collector(Ic)(Max) | 16 A |
| Voltage - Collector Emitter Breakdown(Max) | 140 V |
| Vce Saturation(Max) @ Ib Ic | 4V @ 3.2A, 16A |
| Current - Collector Cutoff(Max) | 10mA |
| DC Current Gain(h FE)(Min) @ Ic Vce | 15 @ 8A, 4V |
| Power - Max | 150 W |
| Operating Temperature | 200°C (TJ) |
| Mounting Type | Chassis Mount |
Overview
Description
The 2N3773 is a silicon NPN bipolar junction transistor (BJT) designed for high-power applications. Known for its durability and robust performance, it is commonly used in audio amplification, motor control, and power switching. The transistor can handle high currents up to 16A and high voltages up to 140V, making it suitable for demanding environments.
Key characteristics include its high power dissipation capability, typically around 150W, and a relatively low collector-emitter saturation voltage, which enhances its efficiency. The transistor features a TO-3 package, providing efficient heat dissipation and mechanical stability.
With a current gain (hFE) range typically between 15 and 60, the 2N3773 is well-suited for linear amplification and fast switching applications. The device requires careful heat management, often needing a heat sink, due to its high power handling capacity. Its reliability and performance have made it a popular choice among hobbyists and professionals in various electronic applications.
Key characteristics include its high power dissipation capability, typically around 150W, and a relatively low collector-emitter saturation voltage, which enhances its efficiency. The transistor features a TO-3 package, providing efficient heat dissipation and mechanical stability.
With a current gain (hFE) range typically between 15 and 60, the 2N3773 is well-suited for linear amplification and fast switching applications. The device requires careful heat management, often needing a heat sink, due to its high power handling capacity. Its reliability and performance have made it a popular choice among hobbyists and professionals in various electronic applications.
Equivalent
The 2N3773 is a popular NPN power transistor. Equivalent products include MJ15003, TIP3055, and 2N3055. Ensure the replacements match the original specifications in terms of current, voltage ratings, and package type before using them in your application. Always cross-verify with the datasheets to ensure compatibility.
Features
The 2N3773 is a silicon NPN power transistor known for its robustness and high power handling capacity. Key features include:
1. High Power Handling: It can handle a collector current (Ic) of up to 16A and a collector-emitter voltage (Vce) of 140V, making it suitable for high-power applications.
2. Durability: The transistor is designed to withstand high temperatures and has a power dissipation of around 150W, ensuring reliability in demanding environments.
3. Low Collector-Emitter Saturation Voltage: Typically around 1.5V, contributing to efficient performance by minimizing power loss.
4. TO-3 Package: The metal can TO-3 package provides excellent heat dissipation characteristics, crucial for high-power applications.
5. Frequency: It has a transition frequency (ft) of 0.8 MHz, suitable for audio amplification and switching applications.
These features make the 2N3773 ideal for use in power amplifiers, motor control circuits, and other applications requiring high power and efficiency.
1. High Power Handling: It can handle a collector current (Ic) of up to 16A and a collector-emitter voltage (Vce) of 140V, making it suitable for high-power applications.
2. Durability: The transistor is designed to withstand high temperatures and has a power dissipation of around 150W, ensuring reliability in demanding environments.
3. Low Collector-Emitter Saturation Voltage: Typically around 1.5V, contributing to efficient performance by minimizing power loss.
4. TO-3 Package: The metal can TO-3 package provides excellent heat dissipation characteristics, crucial for high-power applications.
5. Frequency: It has a transition frequency (ft) of 0.8 MHz, suitable for audio amplification and switching applications.
These features make the 2N3773 ideal for use in power amplifiers, motor control circuits, and other applications requiring high power and efficiency.
Pinout
The 2N3773 is a power transistor commonly used in high-power amplifier and switching applications. It is housed in a TO-3 metal package and typically has two pins plus the case, which acts as a third connection. Here is a concise breakdown of its pin configuration and functions:
1. Pin 1 (Base): This pin is used to control the transistor's operation. By applying a small current to the base, it allows a larger current to flow from the collector to the emitter.
2. Pin 2 (Emitter): This is the pin through which the transistor outputs current. In most configurations, it is connected to the ground or negative power supply.
3. Case (Collector): The metal case itself often serves as the collector terminal. It is designed to dissipate heat effectively, allowing the transistor to handle high power levels.
The 2N3773 is known for its high current and voltage ratings, making it suitable for applications requiring robust performance.
1. Pin 1 (Base): This pin is used to control the transistor's operation. By applying a small current to the base, it allows a larger current to flow from the collector to the emitter.
2. Pin 2 (Emitter): This is the pin through which the transistor outputs current. In most configurations, it is connected to the ground or negative power supply.
3. Case (Collector): The metal case itself often serves as the collector terminal. It is designed to dissipate heat effectively, allowing the transistor to handle high power levels.
The 2N3773 is known for its high current and voltage ratings, making it suitable for applications requiring robust performance.
Manufacturer
The 2N3773 is a power transistor that was originally manufactured by Motorola. However, since its introduction, the manufacturing rights have been acquired or licensed to other semiconductor companies, such as ON Semiconductor and STMicroelectronics, among others.
Motorola, the original manufacturer, was an American multinational telecommunications company. It was known for pioneering developments in communications and electronics. Motorola eventually split into two separate entities in 2011: Motorola Solutions, focused on public safety and commercial products, and Motorola Mobility, which was acquired by Google and later by Lenovo, specializing in consumer electronics.
Companies like ON Semiconductor and STMicroelectronics, which also manufacture the 2N3773, are prominent players in the semiconductor industry. ON Semiconductor, now known as onsemi, is a U.S.-based company specializing in energy-efficient electronics, including power and signal management solutions. STMicroelectronics is a European multinational corporation headquartered in Switzerland, known for its innovative solutions in microelectronics and semiconductors for various applications, ranging from consumer electronics to automotive technology.
Motorola, the original manufacturer, was an American multinational telecommunications company. It was known for pioneering developments in communications and electronics. Motorola eventually split into two separate entities in 2011: Motorola Solutions, focused on public safety and commercial products, and Motorola Mobility, which was acquired by Google and later by Lenovo, specializing in consumer electronics.
Companies like ON Semiconductor and STMicroelectronics, which also manufacture the 2N3773, are prominent players in the semiconductor industry. ON Semiconductor, now known as onsemi, is a U.S.-based company specializing in energy-efficient electronics, including power and signal management solutions. STMicroelectronics is a European multinational corporation headquartered in Switzerland, known for its innovative solutions in microelectronics and semiconductors for various applications, ranging from consumer electronics to automotive technology.
Application
The 2N3773 is a high-power NPN bipolar junction transistor commonly used in applications requiring high voltage and current handling capabilities. Its primary application areas include:
1. Audio Amplifiers: Used in high-power audio amplifiers for driving large speakers.
2. Power Supplies: Functions as an output transistor for regulated power supplies.
3. Motor Control: Employed in motor driver circuits for controlling the speed and direction of DC motors.
4. Inverters: Used in inverter circuits for converting DC to AC power.
5. Switching Applications: Ideal for switching loads in various industrial applications due to its robust design.
These characteristics make it suited for applications needing reliability in demanding environments.
1. Audio Amplifiers: Used in high-power audio amplifiers for driving large speakers.
2. Power Supplies: Functions as an output transistor for regulated power supplies.
3. Motor Control: Employed in motor driver circuits for controlling the speed and direction of DC motors.
4. Inverters: Used in inverter circuits for converting DC to AC power.
5. Switching Applications: Ideal for switching loads in various industrial applications due to its robust design.
These characteristics make it suited for applications needing reliability in demanding environments.
Package
The 2N3773 is a high-power NPN bipolar junction transistor typically packaged in a TO-3 metal can. This package is designed for high power dissipation and provides efficient thermal management, making it suitable for applications like audio amplifiers and power supplies.
