Diodes Incorporated
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BSS138-7
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BSS138-7

Product Overview

Category

The BSS138-7 belongs to the category of field-effect transistors (FETs).

Use

It is commonly used as a switching device in electronic circuits.

Characteristics

  • Low threshold voltage
  • Low on-resistance
  • High input impedance
  • Small package size

Package

The BSS138-7 is typically available in a SOT-23 package.

Essence

This FET is essential for controlling the flow of current in various electronic applications.

Packaging/Quantity

It is usually packaged in reels with quantities varying based on manufacturer specifications.

Specifications

  • Drain-Source Voltage (VDS): 50V
  • Continuous Drain Current (ID): 200mA
  • Total Power Dissipation (PD): 350mW
  • Threshold Voltage (VGS(th)): 1.5V - 3.5V
  • On-Resistance (RDS(on)): 1.5Ω

Detailed Pin Configuration

The BSS138-7 has three pins: 1. Source (S) 2. Gate (G) 3. Drain (D)

Functional Features

  • Fast switching speed
  • Low power consumption
  • Compatibility with low-voltage circuits

Advantages and Disadvantages

Advantages

  • Small package size
  • Low on-resistance
  • High input impedance

Disadvantages

  • Limited maximum drain-source voltage
  • Sensitivity to static electricity

Working Principles

The BSS138-7 operates based on the control of the electric field within the semiconductor material, allowing it to modulate the flow of current between the source and drain terminals.

Detailed Application Field Plans

The BSS138-7 finds application in various electronic circuits, including: - Switching circuits - Amplifiers - Voltage regulators - LED drivers

Detailed and Complete Alternative Models

Some alternative models to the BSS138-7 include: - 2N7002 - DMG2302 - AO3400

In conclusion, the BSS138-7 is a versatile field-effect transistor with characteristics that make it suitable for a wide range of electronic applications. Its compact size, low on-resistance, and high input impedance make it an ideal choice for designers looking to optimize space and power efficiency in their circuits.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de BSS138-7 en soluciones técnicas

  1. What is the BSS138-7 transistor used for?

    • The BSS138-7 is commonly used as a small-signal N-channel MOSFET in various electronic circuits.

  2. What are the key specifications of the BSS138-7 transistor?

    • The BSS138-7 typically has a maximum drain-source voltage of 50V, a continuous drain current of 200mA, and low threshold voltage making it suitable for low-voltage applications.

  3. How can I use the BSS138-7 in a switching application?

    • The BSS138-7 can be used as a switch to control low-power devices or signals by applying a suitable gate voltage to turn it on and off.

  4. Can the BSS138-7 be used in amplifier circuits?

    • Yes, the BSS138-7 can be used in small-signal amplifier circuits due to its low threshold voltage and high input impedance.

  5. What are some common applications of the BSS138-7 in technical solutions?

    • The BSS138-7 is often used in level shifting, signal isolation, power management, and sensor interfacing applications.

  6. How do I calculate the power dissipation of the BSS138-7 in my circuit?

    • The power dissipation can be calculated using the formula P = I^2 * Rds(on), where I is the drain current and Rds(on) is the on-state resistance of the transistor.

  7. What are the typical operating conditions for the BSS138-7?

    • The BSS138-7 is typically operated within a temperature range of -55°C to 150°C and with appropriate gate-to-source voltage levels.

  8. Can the BSS138-7 be used in low-voltage applications?

    • Yes, the BSS138-7 is well-suited for low-voltage applications due to its low threshold voltage and other characteristics.

  9. Are there any important considerations when designing with the BSS138-7?

    • It's important to consider the maximum ratings, thermal considerations, and proper biasing when designing with the BSS138-7 to ensure reliable performance.

  10. Where can I find detailed information about the BSS138-7 for my technical solution?

    • Detailed information about the BSS138-7 can be found in the datasheet provided by the manufacturer, which includes electrical characteristics, package dimensions, and application notes.