Overview
The BZX84C3V9-7-F is a surface mount Zener diode from Diodes Incorporated, part of the BZX84C3V9 series. This component is designed to provide voltage regulation and is suitable for a wide range of electronic applications. It features a planar die construction and is available in the SOT-23 package, making it ideal for automated assembly processes.
Key Specifications
| Attribute | Value | Unit |
|---|---|---|
| Power Dissipation | 350 | mW |
| Forward (Drive) Current | 10 | mA |
| Forward Voltage | 0.9 | V |
| Reverse Current - Max | 3 | µA |
| Working Voltage - Nom | 3.9 | V |
| Package Style | SOT-23 (SC-59, TO-236) | |
| Mounting Method | Surface Mount | |
| Thermal Resistance, Junction to Ambient Air | 417 | °C/W |
| Operating and Storage Temperature Range | -65 to +150 | °C |
Key Features
- Planar die construction
- 350 mW power dissipation
- Zener voltages from 2.4V to 51V (though the BZX84C3V9-7-F is specifically 3.9V)
- Ideally suited for automated assembly processes
- Totally lead-free and fully RoHS compliant
- Halogen and antimony free, making it a “green” device
- Qualified to AEC-Q101 standards for high reliability
- UL flammability classification rating 94V-0
- Moisture sensitivity level 1 per J-STD-020
Applications
The BZX84C3V9-7-F Zener diode is versatile and can be used in various applications requiring voltage regulation. These include:
- Voltage stabilization in power supplies
- Overvoltage protection circuits
- Signal clipping and clamping
- Automotive electronics where high reliability is required
- General-purpose voltage regulation in electronic devices
Q & A
- What is the power dissipation of the BZX84C3V9-7-F Zener diode?
The power dissipation is 350 mW. - What is the forward current rating of the BZX84C3V9-7-F?
The forward current rating is 10 mA. - What is the working voltage of the BZX84C3V9-7-F?
The working voltage is 3.9 V. - What package style is the BZX84C3V9-7-F available in?
The BZX84C3V9-7-F is available in the SOT-23 package. - Is the BZX84C3V9-7-F RoHS compliant?
Yes, the BZX84C3V9-7-F is totally lead-free and fully RoHS compliant. - What is the thermal resistance of the BZX84C3V9-7-F?
The thermal resistance, junction to ambient air, is 417 °C/W. - What is the operating and storage temperature range of the BZX84C3V9-7-F?
The operating and storage temperature range is -65 to +150 °C. - Is the BZX84C3V9-7-F qualified to any automotive standards?
Yes, it is qualified to AEC-Q101 standards for high reliability. - What is the moisture sensitivity level of the BZX84C3V9-7-F?
The moisture sensitivity level is 1 per J-STD-020. - What are some common applications of the BZX84C3V9-7-F?
Common applications include voltage stabilization, overvoltage protection, signal clipping, and automotive electronics.
