MM3Z18VT1G

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MM3Z18VT1G

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DIODE ZENER 18V 300MW SOD323

  • HerstellerOnsemi

  • Herstellerteil #MM3Z18VT1G

  • Paket SOD-323

  • Auf Lager4508

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Spezifikationen

Attribut Wert
Package / Case Tape & Reel (TR),Cut Tape (CT)
Part Status Active
Voltage - Zener(Nom)(Vz) 18 V
Tolerance ±6%
Power - Max 300 mW
Impedance(Max)(Zzt) 45 Ohms
Current - Reverse Leakage @ Vr 50 nA @ 12.6 V
Voltage - Forward (Vf) (Max) @ If 900 mV @ 10 mA
Operating Temperature -65°C ~ 150°C
Mounting Type Surface Mount

Übersicht

Description

The MM3Z18VT1G is a 18V Zener diode from ON Semiconductor, designed for voltage regulation and protection in low-power circuits. Key features:
- Voltage Range: 18V nominal Zener voltage (Vz).
- Power Dissipation: 200mW (typical).
- Package: SOD-323 (small surface-mount).
- Applications: Voltage clamping, surge protection, and stabilization in portable electronics, IoT devices, and automotive systems.
It offers low leakage current and sharp breakdown characteristics, ensuring reliable performance. The compact size makes it ideal for space-constrained designs.
For precise specs, refer to the datasheet for tolerance (±5%) and temperature coefficients.

Pinout

The MM3Z18VT1G is a 3-pin Zener diode in a SOD-323 package.
Pin Functions:
1. Anode (A): Connected to ground or the lower voltage side.
2. Cathode (K): Connected to the positive supply; conducts when reverse voltage reaches 18V (Zener voltage).
3. No Connection (NC): The third pin is unused (floating).
Key Features:
- Zener Voltage (Vz): 18V
- Power Dissipation: 200mW
- Package: SOD-323 (Small Signal Diode)
Used for voltage regulation and protection in low-power circuits.

Application

The MM3Z18VT1G is an 18V Zener diode used for voltage regulation and protection in various applications, including:
1. Power Supplies – Stabilizing voltage in low-power circuits.
2. Consumer Electronics – Protecting sensitive components from overvoltage (e.g., TVs, smartphones).
3. Automotive Systems – Safeguarding ECUs and sensors.
4. Industrial Controls – Ensuring stable voltage in PLCs and instrumentation.
5. Telecom Devices – Preventing voltage spikes in communication circuits.
Its small SOD-323 package makes it ideal for space-constrained designs.

Package

The MM3Z18VT1G is a Zener diode in a SOD-323 surface-mount package. This small, lead-free package measures approximately 1.7mm x 1.25mm x 0.95mm, making it suitable for compact PCB designs. It features two terminals and is commonly used for voltage regulation and protection in low-power applications. The SOD-323 package is standardized and widely available.

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