Overview
The 1SMA5929BT3G is a 1.5 Watt plastic surface mount Zener voltage regulator produced by onsemi. This device is designed for general purpose voltage regulation applications, including voltage regulation, waveform clipping, and MOSFET gate protection. It is part of the 1SMA59xxBT3G series, which offers a wide range of Zener breakdown voltages from 3.3 V to 68 V. The device is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other applications requiring stringent quality standards.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum Power Dissipation (PD) | 1.5 | W |
| Reverse Zener Voltage (VZ) at IZT | 15 | V |
| Maximum Zener Impedance (ZZT) at IZT | 25 | Ω |
| Reverse Leakage Current (IR) at VR | 9.0 | μA |
| Forward Current (IF) | 200 | mA |
| Forward Voltage (VF) at IF | 1.2 | V |
| Operating and Storage Temperature Range | -65 to +150 | °C |
| Maximum Case Temperature for Soldering | 260 | °C (for 10 seconds) |
| ESD Rating | Class 3 (>16 kV) per Human Body Model | |
| Package Type | SMA-2 | |
| Flammability Rating | UL 94 V-0 |
Key Features
- Standard Zener breakdown voltage range from 3.3 V to 68 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.
- Low profile package.
- Ideal replacement for MELF packages.
- AEC-Q101 qualified and PPAP capable.
- SZ prefix for automotive and other applications requiring unique site and control change requirements.
- Pb-free devices.
- Corrosion-resistant finish with readily solderable leads.
Applications
- Voltage regulation in various electronic circuits.
- Waveform clipping and voltage clamping.
- MOSFET gate protection.
- General purpose voltage regulation in automotive and industrial applications.
- Use in power supplies, audio equipment, and other electronic devices requiring stable voltage regulation.
Q & A
- What is the maximum power dissipation of the 1SMA5929BT3G Zener diode?
The maximum power dissipation is 1.5 W. - What is the reverse Zener voltage (VZ) of the 1SMA5929BT3G?
The reverse Zener voltage (VZ) is 15 V. - What is the ESD rating of the 1SMA5929BT3G?
The ESD rating is Class 3 (>16 kV) per Human Body Model. - What is the operating temperature range of the 1SMA5929BT3G?
The operating and storage temperature range is -65 to +150 °C. - Is the 1SMA5929BT3G AEC-Q101 qualified?
Yes, it is AEC-Q101 qualified and PPAP capable. - What type of package does the 1SMA5929BT3G come in?
The device comes in an SMA-2 package. - Is the 1SMA5929BT3G Pb-free?
Yes, it is a Pb-free device. - What are some common applications of the 1SMA5929BT3G?
Common applications include voltage regulation, waveform clipping, MOSFET gate protection, and general purpose voltage regulation in automotive and industrial applications. - What is the maximum case temperature for soldering purposes?
The maximum case temperature for soldering purposes is 260 °C for 10 seconds. - What is the flammability rating of the 1SMA5929BT3G?
The flammability rating is UL 94 V-0.
