Taiwan Semiconductor Corporation
Imej mungkin representasi.
Lihat spesifikasi untuk butiran produk.
BZX79C12 A0G
Lihat Butiran Helaian data

BZX79C12 A0G

Product Overview

Category:

The BZX79C12 A0G belongs to the category of Zener diodes.

Use:

It is commonly used for voltage regulation and protection in electronic circuits.

Characteristics:

  • Zener voltage: 12V
  • Power dissipation: 500mW
  • Maximum forward voltage: 1.5V
  • Operating temperature range: -65°C to +200°C

Package:

The BZX79C12 A0G comes in a small, surface-mount package.

Essence:

This Zener diode is designed to provide a stable and precise voltage reference.

Packaging/Quantity:

Typically packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Zener voltage: 12V
  • Power dissipation: 500mW
  • Maximum forward voltage: 1.5V
  • Reverse current: 5μA
  • Temperature coefficient: 5mV/°C

Detailed Pin Configuration

The BZX79C12 A0G typically has two pins, with the cathode identified by a band or marking on the body of the diode.

Functional Features

  • Precise voltage regulation at 12V
  • Low reverse leakage current
  • Small form factor for space-constrained applications

Advantages and Disadvantages

Advantages

  • Stable voltage reference
  • Small package size
  • Low power dissipation

Disadvantages

  • Limited power handling capability
  • Sensitive to temperature variations

Working Principles

The BZX79C12 A0G operates based on the Zener effect, where it maintains a constant voltage drop across its terminals when reverse biased.

Detailed Application Field Plans

Voltage Regulation

Used in voltage regulator circuits to maintain a stable output voltage.

Overvoltage Protection

Employed to protect sensitive components from voltage spikes and surges.

Signal Clipping

Utilized to clip or limit the amplitude of input signals in electronic circuits.

Detailed and Complete Alternative Models

  • BZX79C10
  • BZX79C15
  • BZX79C18
  • BZX79C20

In conclusion, the BZX79C12 A0G Zener diode is a crucial component in electronic circuits, providing precise voltage regulation and protection. Its small form factor and stable characteristics make it suitable for various applications in electronics.

[Word count: 332]

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi BZX79C12 A0G dalam penyelesaian teknikal

  1. What is the BZX79C12 A0G?

    • The BZX79C12 A0G is a 12V Zener diode designed for voltage regulation and protection in electronic circuits.

  2. What are the typical applications of BZX79C12 A0G?

    • It is commonly used in voltage regulation, overvoltage protection, and voltage reference circuits.

  3. What is the maximum power dissipation of BZX79C12 A0G?

    • The maximum power dissipation is typically around 500mW.

  4. What is the voltage tolerance of BZX79C12 A0G?

    • The voltage tolerance is typically +/-5%.

  5. How does BZX79C12 A0G provide voltage regulation?

    • It operates in the reverse breakdown region to maintain a constant voltage across its terminals.

  6. Can BZX79C12 A0G be used for overvoltage protection?

    • Yes, it can be used to limit the voltage across a circuit to a safe level by conducting when the voltage exceeds its rated value.

  7. What is the temperature coefficient of BZX79C12 A0G?

    • The temperature coefficient is typically around 0.07%/°C.

  8. Is BZX79C12 A0G suitable for precision voltage references?

    • While it can be used as a voltage reference, its precision may not be as high as dedicated voltage reference ICs.

  9. What are the key considerations when using BZX79C12 A0G in a circuit?

    • It's important to consider its power dissipation, voltage tolerance, and temperature coefficient to ensure proper performance.

  10. Are there any alternative components to BZX79C12 A0G with similar characteristics?

    • Yes, other 12V Zener diodes with comparable specifications include the BZT52C12 and 1N4742A.