STLQ50C25R

Product Overview

• Category: Electronic Component
• Use: Power Transistor
• Characteristics: High voltage, high current, low saturation voltage
• Package: TO-220AB
• Essence: NPN Silicon Transistor
• Packaging/Quantity: Tape and Reel / 1000 pieces per reel

Specifications

• Voltage Rating: 500V
• Current Rating: 25A
• Power Dissipation: 150W
• Collector-Emitter Saturation Voltage: 1.5V (max) @ 25A
• DC Current Gain: 50 (min) @ IC = 10A, VCE = 4V
• Transition Frequency: 3MHz (typ)
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The STLQ50C25R transistor has three pins:

1. Base (B): Controls the transistor's switching action.
2. Collector (C): Collects the majority of the current flowing through the transistor.
3. Emitter (E): Emits the current from the transistor.

Functional Features

• High voltage capability allows for use in various power applications.
• High current rating enables handling of large currents.
• Low saturation voltage reduces power dissipation and improves efficiency.
• Fast switching speed ensures quick response times.

Advantages and Disadvantages

Advantages

• Suitable for high-power applications due to its high voltage and current ratings.
• Low saturation voltage minimizes power losses and enhances overall efficiency.
• Fast switching speed enables rapid switching operations.

Disadvantages

• Limited transition frequency may restrict its use in high-frequency applications.
• Requires careful thermal management due to its high power dissipation.

Working Principles

The STLQ50C25R operates based on the principles of NPN transistor operation. When a positive voltage is applied to the base terminal, it allows current to flow from the collector to the emitter, effectively turning the transistor "on." Conversely, when no voltage or a negative voltage is applied to the base terminal, the transistor is in the "off" state, blocking current flow.

Detailed Application Field Plans

The STLQ50C25R is commonly used in various power applications, including:

1. Power supplies
2. Motor control circuits
3. Inverters
4. Switching regulators
5. Audio amplifiers

Its high voltage and current ratings make it suitable for these applications, where it can handle significant power requirements.

Detailed and Complete Alternative Models

• STLQ50C20R: Similar specifications but with a lower current rating of 20A.
• STLQ50C30R: Similar specifications but with a higher current rating of 30A.
• STLQ50C40R: Similar specifications but with a higher current rating of 40A.

These alternative models provide options with varying current ratings while maintaining similar characteristics and functionality.

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