Overview
The SZMMSZ4696T1G is a Zener voltage regulator from onsemi, part of the MMSZ4xxxT1G series. This component is designed for surface mount applications and is packaged in the SOD-123 format. It is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other demanding applications. The device offers a wide range of Zener reverse voltages and is known for its low reverse current and high power dissipation capabilities.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Reverse Zener Voltage @ IZT | VZ | 8.65 | 9.1 | 9.56 | V |
| Reverse Current | IZT | 50 | μA | ||
| Reverse Leakage Current @ VR | IR | 1 | μA | ||
| Total Power Dissipation on FR-5 Board @ TL = 75°C | PD | 500 | mW | ||
| Thermal Resistance, Junction-to-Ambient | RθJA | 340 | °C/W | ||
| Junction and Storage Temperature Range | TJ, Tstg | -55 | +150 | °C | |
| ESD Rating | > 16 kV |
Key Features
- 500 mW power dissipation rating on FR-4 or FR-5 board
- 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 Human Body Model
- AEC-Q101 qualified and PPAP capable for automotive and other demanding applications
- Pb-free and RoHS compliant
Applications
The SZMMSZ4696T1G is suitable for a variety of applications, including:
- Automotive systems requiring high reliability and durability
- High density electronic circuits where space is limited
- Voltage regulation in power supplies and DC-DC converters
- Overvoltage protection in sensitive electronic circuits
- General-purpose voltage regulation in industrial and consumer electronics
Q & A
- What is the maximum power dissipation of the SZMMSZ4696T1G on an FR-5 board?
The maximum power dissipation is 500 mW at a temperature of 75°C, derated above this temperature.
- What is the reverse Zener voltage range of the SZMMSZ4696T1G?
The reverse Zener voltage range is from 8.65 V to 9.56 V.
- What is the typical reverse current (IZT) of the SZMMSZ4696T1G?
The typical reverse current (IZT) is 50 μA.
- Is the SZMMSZ4696T1G ESD rated?
- Is the SZMMSZ4696T1G Pb-free and RoHS compliant?
- What is the junction and storage temperature range of the SZMMSZ4696T1G?
The junction and storage temperature range is from -55°C to +150°C.
- What package type is the SZMMSZ4696T1G available in?
The device is available in the SOD-123 surface mount package.
- Is the SZMMSZ4696T1G suitable for automotive applications?
- What is the thermal resistance of the SZMMSZ4696T1G from junction to ambient?
The thermal resistance from junction to ambient is 340°C/W.
- How is the polarity of the SZMMSZ4696T1G indicated?
The polarity is indicated by a polarity band on the cathode side.
