Overview
The BZX84B3V9-E3-08 is a silicon planar Zener diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the BZX84 series, known for its high reliability and versatility in various electronic applications. The BZX84B3V9-E3-08 is specifically designed with a Zener voltage of 3.9 V and a tolerance of ±2%, making it suitable for precision voltage regulation and reference applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage (VZ) | 3.7 to 4.1 | V |
| Zener Voltage Tolerance | ±2% | |
| Test Current (IZT) | 5 mA | mA |
| Reverse Leakage Current (IR) | 1 μA | μA |
| Dynamic Resistance (ZZ) | 600 Ω | Ω |
| Temperature Coefficient (αVZ) | -7 to -3 × 10^-4/°C | 10^-4/°C |
| Power Dissipation (Ptot) | 300 mW | mW |
| Thermal Resistance (RthJA) | 420 K/W | K/W |
| Junction Temperature (Tj) | 150 °C | °C |
| Storage Temperature Range (Tstg) | -65 to +150 °C | °C |
| Package Type | SOT-23 | |
| Moisture Sensitivity Level | MSL level 1 (according J-STD-020) | |
| Soldering Conditions | Peak temperature max. 260 °C | °C |
Key Features
- High Precision Zener Voltage: The BZX84B3V9-E3-08 has a Zener voltage of 3.9 V with a tight tolerance of ±2%, ensuring reliable voltage regulation.
- Low Dynamic Resistance: With a dynamic resistance of 600 Ω, this diode offers stable performance under varying conditions.
- High ESD Capability: Compliant with AEC-Q101, this diode can withstand human body model ESD up to 8 kV and machine model ESD up to 800 V.
- Rugged Construction: The SOT-23 package is UL 94 V-0 rated and has a moisture sensitivity level of 1, ensuring reliability in various environments.
- Wide Operating Temperature Range: The diode operates from -55 °C to +150 °C, making it suitable for a broad range of applications.
Applications
- Voltage Regulation: Ideal for voltage regulation and reference applications in electronic circuits.
- Overvoltage Protection: Can be used to protect electronic circuits from overvoltage conditions.
- Automotive and Industrial Systems: AEC-Q101 qualified, making it suitable for use in automotive and industrial environments.
- Consumer Electronics: Used in various consumer electronic devices for voltage stabilization and protection.
Q & A
- What is the Zener voltage of the BZX84B3V9-E3-08?
The Zener voltage of the BZX84B3V9-E3-08 is 3.9 V with a tolerance of ±2%.
- What is the package type of this diode?
The package type is SOT-23.
- What is the maximum power dissipation of this diode?
The maximum power dissipation is 300 mW.
- What is the thermal resistance of this diode?
The thermal resistance (RthJA) is 420 K/W.
- Is this diode AEC-Q101 qualified?
Yes, the BZX84B3V9-E3-08 is AEC-Q101 qualified.
- What is the moisture sensitivity level of this diode?
The moisture sensitivity level is MSL level 1 (according J-STD-020).
- What is the maximum junction temperature for this diode?
The maximum junction temperature is 150 °C.
- What is the storage temperature range for this diode?
The storage temperature range is -65 to +150 °C.
- What is the dynamic resistance of this diode?
The dynamic resistance is 600 Ω.
- What are the soldering conditions for this diode?
The peak temperature during soldering should not exceed 260 °C.
