Overview
The MMSZ4690T1G is a Zener diode produced by onsemi, designed for various voltage regulation and protection applications. It is part of the MMSZ4xxxT1G series, which offers a wide range of Zener reverse voltages. This device is packaged in a surface mount SOD-123 plastic case, making it suitable for high-density applications and optimal automated board assembly.
The MMSZ4690T1G is characterized by its 500 mW power rating on FR-4 or FR-5 boards, a nominal Zener voltage of 5.6 V, and a low reverse current (IZT) of 50 μA. It is also ESD rated to Class 3 (> 16 kV) per the Human Body Model and is Pb-free and RoHS compliant.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Reverse Zener Voltage (VZ) | 5.32 - 5.88 | V |
| Reverse Current (IZT) | 50 | μA |
| Forward Voltage (VF) | 0.95 | V |
| Total Power Dissipation (PD) | 500 | mW |
| Junction and Storage Temperature Range (TJ, Tstg) | -55 to +150 | °C |
| Thermal Resistance, Junction-to-Ambient (RθJA) | 340 | °C/W |
| Thermal Resistance, Junction-to-Lead (RθJL) | 150 | °C/W |
| Package Type | SOD-123 | |
| ESD Rating | Class 3 (> 16 kV) | |
| Flammability Rating | UL94 V-0 |
Key Features
- 500 mW power rating on FR-4 or FR-5 boards
- Wide Zener reverse voltage range from 1.8 V to 43 V
- Low reverse current (IZT) of 50 μA
- Package designed for optimal automated board assembly
- Small package size for high-density applications
- ESD rating of Class 3 (> 16 kV) per the Human Body Model
- Pb-free and RoHS compliant
- AEC-Q101 qualified and PPAP capable for automotive and other critical applications
Applications
- Voltage regulation and stabilization
- Waveform clipping and shaping
- MOSFET gate protection
- General usage in various electronic devices requiring voltage regulation
- Automotive and industrial applications requiring high reliability and unique site and control change requirements
Q & A
- What is the nominal Zener voltage of the MMSZ4690T1G?
The nominal Zener voltage of the MMSZ4690T1G is 5.6 V.
- What is the maximum power dissipation of the MMSZ4690T1G on an FR-5 board?
The maximum power dissipation is 500 mW.
- What is the reverse current (IZT) of the MMSZ4690T1G?
The reverse current (IZT) is 50 μA.
- What is the ESD rating of the MMSZ4690T1G?
The ESD rating is Class 3, exceeding 16 kV per the Human Body Model.
- Is the MMSZ4690T1G Pb-free and RoHS compliant?
Yes, it is Pb-free and RoHS compliant.
- What is the package type of the MMSZ4690T1G?
The package type is SOD-123.
- What are the typical applications of the MMSZ4690T1G?
Typical applications include voltage regulation, waveform clipping, MOSFET gate protection, and general usage in various electronic devices.
- Is the MMSZ4690T1G suitable for automotive applications?
Yes, it is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other critical applications.
- What is the maximum junction and storage temperature range for the MMSZ4690T1G?
The maximum junction and storage temperature range is -55°C to +150°C.
- What is the thermal resistance, junction-to-ambient (RθJA) of the MMSZ4690T1G?
The thermal resistance, junction-to-ambient (RθJA) is 340 °C/W.
