SML4739AHE3/61

Product Overview

The SML4739AHE3/61 belongs to the category of Zener diodes and is commonly used for voltage regulation and protection in electronic circuits. This diode exhibits characteristics such as a specific breakdown voltage, low impedance, and high reliability. It is typically packaged in a small, surface-mount package, making it suitable for compact electronic designs. The essence of this product lies in its ability to maintain a constant voltage across its terminals, ensuring stable operation of connected components. The SML4739AHE3/61 is usually available in reels or tape and reel packaging, with varying quantities depending on the supplier.

Specifications

• Breakdown Voltage: 39V
• Power Dissipation: 1.5W
• Zener Impedance: 10Ω
• Operating Temperature Range: -65°C to +175°C
• Package Type: DO-214AC (SMA)

Detailed Pin Configuration

The SML4739AHE3/61 Zener diode has two pins, with the anode connected to the positive terminal and the cathode to the negative terminal. The pinout configuration follows the standard layout for surface-mount diodes.

Functional Features

• Precise Voltage Regulation: The SML4739AHE3/61 maintains a constant voltage across its terminals, providing reliable regulation in electronic circuits.
• Low Impedance: This diode offers low impedance, allowing for efficient current flow and minimal voltage variation.
• High Reliability: With its robust construction, the SML4739AHE3/61 ensures long-term stability and performance in diverse applications.

Advantages and Disadvantages

Advantages

• Accurate Voltage Regulation
• Compact Surface-Mount Package
• High Reliability and Longevity

Disadvantages

• Limited Power Dissipation Capability
• Narrow Operating Temperature Range

Working Principles

The SML4739AHE3/61 operates based on the principle of the Zener effect, where it maintains a constant voltage drop across its terminals when reverse-biased. This allows it to regulate the voltage in electronic circuits, protecting sensitive components from overvoltage conditions.

Detailed Application Field Plans

The SML4739AHE3/61 finds extensive use in various electronic applications, including: - Voltage Regulation in Power Supplies - Overvoltage Protection in Communication Systems - Signal Clipping in Audio Circuits - Voltage Reference in Precision Instrumentation

Detailed and Complete Alternative Models

Some alternative models to the SML4739AHE3/61 include: - 1N4739A: Similar breakdown voltage and power dissipation, in axial package - BZX85C39: Higher power dissipation, in through-hole package - MMSZ5239B: Lower power dissipation, in smaller SOD-123 package

This completes the encyclopedia entry for the SML4739AHE3/61 Zener diode, covering its product details, specifications, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.