TC75W57FKTE85LF

Product Overview

• Category: Electronic Component
• Use: Power Transistor
• Characteristics: High power handling capability, low collector-emitter saturation voltage, fast switching speed
• Package: TO-220AB
• Essence: NPN Silicon Epitaxial Planar Transistor
• Packaging/Quantity: Tape and Reel, 1000 units per reel

Specifications

• Collector-Emitter Voltage (Vceo): 75V
• Collector Current (Ic): 5A
• Power Dissipation (Pd): 40W
• Collector-Emitter Saturation Voltage (Vce(sat)): 1.2V (max) at Ic = 4A, Ib = 400mA
• DC Current Gain (hfe): 25 (min) at Ic = 4A, Vce = 4V
• Transition Frequency (ft): 20MHz (typ)
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The TC75W57FKTE85LF transistor has three pins:

1. Base (B): This pin is used to control the flow of current through the transistor.
2. Collector (C): The collector pin is responsible for collecting the current flowing through the transistor.
3. Emitter (E): The emitter pin allows the current to flow out of the transistor.

Functional Features

• High power handling capability makes it suitable for applications requiring high current and voltage.
• Low collector-emitter saturation voltage ensures minimal power loss during operation.
• Fast switching speed enables efficient switching between on and off states.

Advantages and Disadvantages

Advantages

• High power handling capability
• Low collector-emitter saturation voltage
• Fast switching speed

Disadvantages

• Limited transition frequency compared to some alternative models
• Relatively high operating temperature range

Working Principles

The TC75W57FKTE85LF transistor operates based on the principles of NPN silicon epitaxial planar technology. When a small current is applied to the base pin, it controls the flow of a larger current between the collector and emitter pins. This allows the transistor to amplify signals or switch high power loads.

Detailed Application Field Plans

The TC75W57FKTE85LF transistor finds applications in various fields, including:

1. Power supply units
2. Motor control circuits
3. Audio amplifiers
4. Switching regulators
5. LED drivers

Detailed and Complete Alternative Models

Some alternative models that can be considered as replacements for the TC75W57FKTE85LF transistor include:

1. BC547: A general-purpose NPN transistor with similar characteristics.
2. 2N3904: Another widely used NPN transistor suitable for low-power applications.
3. MJE3055T: A power transistor with higher power handling capability.

These alternative models offer different specifications and may be more suitable depending on the specific requirements of the application.

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