Overview
The SZ1SMB5929BT3G is a 3 Watt plastic surface mount Zener voltage regulator diode produced by onsemi. This device is part of the 1SMB59xxBT3G and SZ1SMB59xxT3G series, offering a wide range of Zener voltage options from 3.3 V to 200 V. It is designed for high reliability and durability, making it suitable for various applications, including automotive and industrial systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage (VZ) @ IZT | 14.25 - 15 - 15.75 | V |
| Reverse Current (IZT) | 9 | mA |
| Maximum Zener Impedance (ZZT) @ IZT | 25 | mΩ |
| Reverse Leakage Current (IR) @ VR | 1 | μA |
| Forward Current (IF) | 200 | mA |
| Forward Voltage (VF) @ IF | 1.5 | V |
| Maximum DC Zener Current (IZM) | 600 | mA |
| ESD Rating | Class 3 (> 16 kV) per Human Body Model | |
| Package | SMB (Case 403A) | |
| Lead Temperature for Soldering | 260°C for 10 seconds | |
| Flammability Rating | UL 94 V-0 |
Key Features
- Zener Voltage Range: 3.3 V to 200 V
- ESD Rating of Class 3 (> 16 kV) per Human Body Model
- Flat Handling Surface for Accurate Placement
- Package Design for Top Side or Bottom Circuit Board Mounting
- AEC-Q101 Qualified and PPAP Capable
- SZ Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements
- Pb-Free Devices
- Void-free, transfer-molded plastic case with corrosion-resistant surfaces and readily solderable leads
Applications
The SZ1SMB5929BT3G is suitable for a variety of applications, including:
- Automotive systems requiring high reliability and unique site and control change requirements
- Industrial power supplies and voltage regulation
- Surge protection and transient voltage suppression
- General-purpose voltage regulation in electronic circuits
Q & A
- What is the Zener voltage range of the SZ1SMB5929BT3G?
The Zener voltage range for the SZ1SMB5929BT3G is 14.25 V to 15.75 V. - What is the ESD rating of this device?
The ESD rating is Class 3 (> 16 kV) per Human Body Model. - What is the maximum lead temperature for soldering?
The maximum lead temperature for soldering is 260°C for 10 seconds. - Is the SZ1SMB5929BT3G AEC-Q101 qualified?
Yes, it is AEC-Q101 qualified and PPAP capable. - What type of package does the SZ1SMB5929BT3G use?
The device uses an SMB (Case 403A) package. - What is the flammability rating of the device?
The flammability rating is UL 94 V-0. - What are the typical applications for this device?
Typical applications include automotive systems, industrial power supplies, surge protection, and general-purpose voltage regulation. - Is the SZ1SMB5929BT3G Pb-free?
Yes, the device is Pb-free. - What is the maximum DC Zener current for this device?
The maximum DC Zener current is 600 mA. - How is the device marked for identification?
The device marking includes the device code, assembly location, year, and work week, along with a Pb-free indicator.
