MMBZ5265B-HE3-18
Product Overview
Category
The MMBZ5265B-HE3-18 belongs to the category of Zener diodes.
Use
It is commonly used for voltage regulation and protection in electronic circuits.
Characteristics
- Low leakage current
- High reliability
- Precise voltage regulation
Package
The MMBZ5265B-HE3-18 is typically available in a SOT-23 surface mount package.
Essence
This Zener diode is essential for maintaining stable voltage levels in various electronic applications.
Packaging/Quantity
It is usually packaged in reels with quantities varying based on manufacturer specifications.
Specifications
- Zener Voltage: 18V
- Power Dissipation: 225mW
- Operating Temperature Range: -65°C to +150°C
- Forward Voltage: 1.2V
- Reverse Leakage Current: 5μA
Detailed Pin Configuration
The MMBZ5265B-HE3-18 has three pins: 1. Cathode 2. Anode 3. No Connection (NC)
Functional Features
- Voltage regulation
- Overvoltage protection
- Stability in varying temperature conditions
Advantages
- Precise voltage control
- Small form factor
- Wide operating temperature range
Disadvantages
- Limited power dissipation capability
- Sensitivity to reverse voltage spikes
Working Principles
The MMBZ5265B-HE3-18 operates based on the principle of the Zener effect, where it maintains a constant voltage drop across its terminals when it is reverse-biased.
Detailed Application Field Plans
This Zener diode is widely used in: - Voltage regulators - Power supplies - Signal clamping circuits
Detailed and Complete Alternative Models
Some alternative models to the MMBZ5265B-HE3-18 include: - BZX84C18 - 1N4746A - BZT52C18
In conclusion, the MMBZ5265B-HE3-18 Zener diode is a crucial component in electronic circuits, providing precise voltage regulation and overvoltage protection. Its small form factor and wide operating temperature range make it suitable for various applications, although it has limitations in power dissipation and sensitivity to reverse voltage spikes. Understanding its specifications, pin configuration, working principles, and alternative models is essential for effective utilization in electronic designs.
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What is the maximum forward voltage of MMBZ5265B-HE3-18?
- The maximum forward voltage of MMBZ5265B-HE3-18 is 0.9V at a forward current of 10mA.
What is the reverse standoff voltage of MMBZ5265B-HE3-18?
- The reverse standoff voltage of MMBZ5265B-HE3-18 is 30V.
Can MMBZ5265B-HE3-18 be used for overvoltage protection in power supplies?
- Yes, MMBZ5265B-HE3-18 can be used for overvoltage protection in power supplies due to its low reverse leakage and high surge capability.
What is the typical junction capacitance of MMBZ5265B-HE3-18?
- The typical junction capacitance of MMBZ5265B-HE3-18 is 40pF at a reverse bias of 0.5V.
Is MMBZ5265B-HE3-18 suitable for ESD protection in electronic circuits?
- Yes, MMBZ5265B-HE3-18 is suitable for ESD protection in electronic circuits due to its fast response time and low clamping voltage.
What is the operating temperature range of MMBZ5265B-HE3-18?
- The operating temperature range of MMBZ5265B-HE3-18 is -55°C to 150°C.
Can MMBZ5265B-HE3-18 be used for transient voltage suppression in automotive electronics?
- Yes, MMBZ5265B-HE3-18 can be used for transient voltage suppression in automotive electronics due to its high reliability and robust construction.
What is the power dissipation of MMBZ5265B-HE3-18?
- The power dissipation of MMBZ5265B-HE3-18 is 200mW.
Does MMBZ5265B-HE3-18 comply with RoHS requirements?
- Yes, MMBZ5265B-HE3-18 is compliant with RoHS (Restriction of Hazardous Substances) requirements.
What are the typical applications of MMBZ5265B-HE3-18 in technical solutions?
- Typical applications of MMBZ5265B-HE3-18 include overvoltage protection, ESD protection, transient voltage suppression, and general purpose diode applications in various technical solutions.