MMSZ4689 - Diode Zener Single 3.3V 5% 500mW 2-Pin SOD-123 T/R

Product Overview

Use

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

Characteristics

Voltage: 3.3V
Tolerance: ±5%
Power Dissipation: 500mW
Package: SOD-123
Packaging/Quantity: Tape and Reel (T/R)

Package Essence

The MMSZ4689 comes in a compact SOD-123 package, making it suitable for space-constrained applications.

Specifications

Voltage: 3.3V
Power Dissipation: 500mW
Tolerance: ±5%
Package Type: SOD-123
Packaging: Tape and Reel (T/R)

Detailed Pin Configuration

The MMSZ4689 has a 2-pin configuration with standard pinout as follows: 1. Anode 2. Cathode

Functional Features

Provides stable 3.3V output under varying load conditions.
Offers protection against voltage spikes and surges.
Compact size enables integration into small electronic devices.

Advantages

Precise voltage regulation.
Small form factor.
Protection against voltage fluctuations.

Disadvantages

Limited power dissipation capability.
Higher cost compared to standard diodes.

Working Principles

The MMSZ4689 operates based on the reverse breakdown voltage characteristic of zener diodes. When the voltage across the diode reaches its specified value (3.3V in this case), it starts conducting in the reverse direction, maintaining a constant voltage drop across it.

Detailed Application Field Plans

The MMSZ4689 is widely used in various electronic applications such as: - Voltage regulation in power supplies - Overvoltage protection in consumer electronics - Signal clamping in communication circuits

Detailed and Complete Alternative Models

Some alternative models to MMSZ4689 include: - BZX84C3V3 - 1N4728A - MM3Z3V3

In conclusion, the MMSZ4689 diode zener single offers precise voltage regulation and protection in a compact package, making it suitable for a wide range of electronic applications.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van MMSZ4689 in technische oplossingen

What is MMSZ4689?
- MMSZ4689 is a Zener diode with a voltage of 3.3V and a power dissipation of 500mW.
What are the typical applications of MMSZ4689?
- MMSZ4689 is commonly used in voltage regulation, overvoltage protection, and signal clamping applications.
What is the maximum current that MMSZ4689 can handle?
- The maximum current for MMSZ4689 is typically around 20mA.
How does MMSZ4689 provide overvoltage protection?
- MMSZ4689 conducts when the voltage across it exceeds its breakdown voltage, effectively shunting excess current to protect downstream components.
Can MMSZ4689 be used in reverse bias?
- Yes, MMSZ4689 can be used in reverse bias as a voltage reference or as a protection device against negative voltage spikes.
What are the temperature considerations for MMSZ4689?
- MMSZ4689 has a specified operating temperature range, typically from -55°C to 150°C.
Is MMSZ4689 suitable for high-frequency applications?
- MMSZ4689 can be used in high-frequency applications due to its fast response time and low capacitance.
What are the package options available for MMSZ4689?
- MMSZ4689 is available in various surface mount packages such as SOD-123, SOD-323, and SOT-23.
How does MMSZ4689 compare to other Zener diodes in terms of performance?
- MMSZ4689 offers stable and precise voltage regulation with low leakage current and good temperature stability.
Are there any specific layout considerations when using MMSZ4689 in a circuit?
- It's important to minimize trace lengths and keep the Zener diode close to the load to reduce parasitic inductance and ensure proper performance.