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MMBZ5259BW-7
Introduction
The MMBZ5259BW-7 is a diode belonging to the category of Zener diodes. It is commonly used for voltage regulation and protection in various electronic circuits. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.
Basic Information Overview
- Category: Zener Diode
- Use: Voltage regulation and protection
- Characteristics: Low leakage current, precise voltage regulation
- Package: SOT-323
- Essence: Semiconductor diode
- Packaging/Quantity: Tape & Reel, 3000 units per reel
Specifications
- Voltage - Zener (Nom) (Vz): 39V
- Power - Max: 200mW
- Impedance (Max) (Zzt): 20 Ohm
- Current - Reverse Leakage @ Vr: 100nA @ 30V
- Operating Temperature: -65°C ~ 150°C
Detailed Pin Configuration
The MMBZ5259BW-7 has three pins: Cathode, Anode, and No Connection (NC). The pinout configuration is as follows: 1. Cathode (K) 2. Anode (A) 3. No Connection (NC)
Functional Features
- Precise voltage regulation
- Low reverse leakage current
- Small package size for space-constrained applications
- Wide operating temperature range
Advantages and Disadvantages
Advantages
- Reliable voltage regulation
- Small form factor
- Suitable for high-temperature environments
Disadvantages
- Limited power dissipation capability
- Sensitive to overvoltage conditions
Working Principles
The MMBZ5259BW-7 operates based on the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased. This allows it to regulate voltage within a circuit and protect sensitive components from voltage spikes.
Detailed Application Field Plans
The MMBZ5259BW-7 is widely used in the following applications: - Voltage regulation in power supplies - Overvoltage protection in electronic circuits - Signal clamping and limiting
Detailed and Complete Alternative Models
Some alternative models to the MMBZ5259BW-7 include: - BZX84C39LT1G - MM3Z39VT1G - MMSZ5245BT1G
In summary, the MMBZ5259BW-7 Zener diode offers precise voltage regulation and protection in a small package, making it suitable for various electronic applications.
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What is the MMBZ5259BW-7?
- The MMBZ5259BW-7 is a Zener diode with a voltage of 16V and a power dissipation of 200mW.
What are the typical applications of MMBZ5259BW-7?
- It is commonly used in voltage regulation, overvoltage protection, and signal clamping in various electronic circuits.
What is the maximum current that MMBZ5259BW-7 can handle?
- The maximum current for MMBZ5259BW-7 is typically around 5mA.
How does MMBZ5259BW-7 provide overvoltage protection?
- When the voltage across the diode exceeds its breakdown voltage (16V), it conducts and limits the voltage to protect the circuit.
Can MMBZ5259BW-7 be used in reverse bias?
- Yes, it can be used in reverse bias as a regular diode, but it will conduct when the voltage reaches its breakdown voltage.
What are the temperature specifications for MMBZ5259BW-7?
- The operating temperature range is typically -55°C to +150°C.
Is MMBZ5259BW-7 suitable for high-frequency applications?
- Yes, it can be used in high-frequency applications due to its fast response time.
Can multiple MMBZ5259BW-7 be connected in series or parallel?
- Yes, they can be connected in series to increase the breakdown voltage or in parallel to increase the current-handling capacity.
What are the package options available for MMBZ5259BW-7?
- It is available in various surface mount packages such as SOT-23 and SOT-323.
Are there any specific layout considerations for using MMBZ5259BW-7 in a circuit?
- It is important to minimize the length of traces between the diode and the components it is protecting to reduce parasitic inductance and ensure proper performance.