Overview
The SZMMBZ5V6ALT1G is a dual monolithic silicon Zener diode produced by onsemi, designed for applications requiring transient overvoltage protection capability. These diodes are intended for use in voltage and ESD sensitive equipment such as computers, printers, business machines, communication systems, and medical equipment. The dual junction common anode design allows for the protection of two separate lines using only one package, making them ideal for situations where board space is limited.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Peak Power Dissipation @ 1.0 ms | Ppk | 24 | W |
| Total Power Dissipation on FR-5 Board @ TA = 25°C | PD | 225 | mW |
| Thermal Resistance Junction-to-Ambient | RJA | 556 | °C/W |
| Junction and Storage Temperature Range | TJ, Tstg | -55 to +150 | °C |
| Lead Solder Temperature - Maximum (10 Second Duration) | TL | 260 | °C |
| Working Peak Reverse Voltage | VRWM | 5.6 | V |
| Breakdown Voltage @ IT | VBR | 5.6 | V |
| Maximum Reverse Leakage Current @ VRWM | IR | 5.0 | µA |
| Clamping Voltage @ Peak Pulse Current | VC | 8.0 | V |
| ESD Rating - Human Body Model | - | > 16 kV | - |
| ESD Rating - Machine Model | - | > 400 V | - |
| Package Type | - | SOT-23 | - |
Key Features
- SOT-23 package allows either two separate unidirectional configurations or a single bidirectional configuration.
- Standard Zener breakdown voltage range from 5.6 V to 47 V.
- Peak power of 24 or 40 W @ 1.0 ms (unidirectional).
- ESD rating: Class 3B (> 16 kV) per the Human Body Model and Class C (> 400 V) per the Machine Model.
- Maximum clamping voltage @ peak pulse current.
- Low leakage current < 5.0 µA.
- AEC-Q101 qualified and PPAP capable for automotive and other applications requiring unique site and control change requirements.
- Pb-free packages available.
- Corrosion-resistant finish, easily solderable.
- Maximum case temperature for soldering purposes: 260°C for 10 seconds.
Applications
- Voltage regulation and waveform clipping.
- MOSFET gate protection.
- General usage in various end products.
- Protection in voltage and ESD sensitive equipment such as computers, printers, business machines, communication systems, and medical equipment.
Q & A
- What is the primary function of the SZMMBZ5V6ALT1G Zener diode?
The primary function is to provide transient overvoltage protection capability in voltage and ESD sensitive equipment.
- What package type does the SZMMBZ5V6ALT1G come in?
The SZMMBZ5V6ALT1G comes in an SOT-23 package.
- What is the peak power dissipation of the SZMMBZ5V6ALT1G?
The peak power dissipation is 24 W @ 1.0 ms (unidirectional).
- What is the ESD rating of the SZMMBZ5V6ALT1G?
The ESD rating exceeds 16 kV per the Human Body Model and 400 V per the Machine Model.
- What is the maximum reverse leakage current of the SZMMBZ5V6ALT1G?
The maximum reverse leakage current is less than 5.0 µA.
- Is the SZMMBZ5V6ALT1G suitable for automotive applications?
Yes, it is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other applications requiring unique site and control change requirements.
- What is the junction and storage temperature range of the SZMMBZ5V6ALT1G?
The junction and storage temperature range is -55 to +150°C.
- What is the lead solder temperature maximum for the SZMMBZ5V6ALT1G?
The maximum lead solder temperature is 260°C for 10 seconds.
- Is the SZMMBZ5V6ALT1G Pb-free?
Yes, Pb-free packages are available.
- What are some common applications of the SZMMBZ5V6ALT1G?
Common applications include voltage regulation, waveform clipping, MOSFET gate protection, and general usage in various end products such as computers, printers, and medical equipment.
