Overview
The ZMM20 is a Zener diode produced by Diotec Semiconductor, designed for voltage stabilization and regulation. This component is part of the ZMM series, which offers a range of Zener voltages. The ZMM20 is specifically rated for a Zener voltage of 18.8 to 21.2 volts and is packaged in an SOD-80 (Small Outline Diode) format. It is suitable for industrial applications and is RoHS and REACH compliant.
Key Specifications
| Parameter | Value |
|---|---|
| Package | SOD-80 |
| Zener Voltage (Vz) | 18.8 V (Vzmin) to 21.2 V (Vzmax) |
| Power Dissipation (Ptot) | 0.5 W |
| Operating Junction Temperature (Tj) | -50°C to +175°C |
| Storage Temperature (Ts) | -50°C to +175°C |
| Thermal Resistance Junction to Ambient (RthA) | 300 K/W |
| Thermal Resistance Junction to Terminal (RthT) | 240 K/W |
| Maximum Zener Current (IZmax) | 220 mA |
| Reverse Voltage (VR) | Up to 220 V |
Key Features
- Voltage Stabilization: The ZMM20 is designed for voltage stabilization and regulation, making it suitable for applications requiring precise voltage control.
- High Power Dissipation: With a power dissipation of 0.5 W, this diode can handle moderate power levels.
- Wide Operating Temperature Range: The component operates within a temperature range of -50°C to +175°C, making it versatile for various environmental conditions.
- RoHS and REACH Compliance: The ZMM20 is compliant with RoHS and REACH regulations, ensuring it meets environmental and safety standards.
- SMD Package: The SOD-80 package is compact and suitable for surface-mount technology (SMT) applications.
Applications
- Voltage Regulation: The ZMM20 is used in voltage regulation circuits to provide stable voltage outputs.
- Overvoltage Protection: It can be used for overvoltage protection in both unidirectional and bidirectional configurations, similar to TVS diodes.
- Power Supplies: Suitable for use in power supply circuits to stabilize output voltages.
- Electronic Devices: Used in various electronic devices requiring stable voltage levels, such as battery management systems and LED driver circuits.
Q & A
- What is the Zener voltage range of the ZMM20?
The Zener voltage range of the ZMM20 is from 18.8 V to 21.2 V.
- What is the package type of the ZMM20?
The ZMM20 is packaged in an SOD-80 format.
- What is the maximum power dissipation of the ZMM20?
The maximum power dissipation of the ZMM20 is 0.5 W.
- What is the operating junction temperature range of the ZMM20?
The operating junction temperature range is from -50°C to +175°C.
- Is the ZMM20 RoHS and REACH compliant?
- What are typical applications of the ZMM20?
Typical applications include voltage stabilization, overvoltage protection, and use in power supplies and electronic devices.
- What is the thermal resistance junction to ambient of the ZMM20?
The thermal resistance junction to ambient (RthA) is 300 K/W.
- What is the maximum Zener current of the ZMM20?
The maximum Zener current (IZmax) is 220 mA.
- Can the ZMM20 be used for bidirectional overvoltage protection?
- What is the storage temperature range of the ZMM20?
The storage temperature range is from -50°C to +175°C.
