Overview
The BZX84C3V9-7 is a silicon planar Zener diode manufactured by Diodes Incorporated. This component is part of the BZX84 series, known for its high reliability and stability. The BZX84C3V9-7 is specifically designed to provide a stable voltage reference in various electronic circuits. It is widely used in applications requiring voltage regulation, surge protection, and signal clipping.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage (Vz) | 3.9 | V |
| Tolerance | 5% | - |
| Test Current (IZT) | 5 mA | - |
| Reverse Leakage Current (IR) | 1 μA | - |
| Dynamic Resistance (ZZ) | 90 Ω | - |
| Power Dissipation (Pd) | 350 mW | - |
| Operating Temperature Range | -55 to +150 °C | - |
| Package | SOT-23-3 | - |
| RoHS Compliance | Yes | - |
Key Features
- Silicon planar Zener diode with high stability and reliability.
- Zener voltage graded according to the international E24 standard.
- AEC-Q101 qualified for automotive applications.
- ESD capability: human body model > 8 kV, machine model > 800 V.
- RoHS-compliant and commercial grade options available.
- Low dynamic resistance and high power dissipation capability.
Applications
- Voltage regulation and reference circuits.
- Surge protection and overvoltage protection.
- Signal clipping and limiting.
- Automotive electronics (AEC-Q101 qualified).
- General-purpose electronic circuits requiring stable voltage references.
Q & A
- What is the Zener voltage of the BZX84C3V9-7?
The Zener voltage of the BZX84C3V9-7 is 3.9 V with a tolerance of 5%.
- What is the maximum power dissipation of the BZX84C3V9-7?
The maximum power dissipation is 350 mW.
- What is the operating temperature range of the BZX84C3V9-7?
The operating temperature range is -55 to +150 °C.
- Is the BZX84C3V9-7 RoHS-compliant?
Yes, the BZX84C3V9-7 is RoHS-compliant.
- What package type is the BZX84C3V9-7 available in?
The BZX84C3V9-7 is available in the SOT-23-3 package.
- What are some common applications of the BZX84C3V9-7?
Common applications include voltage regulation, surge protection, signal clipping, and automotive electronics.
- Does the BZX84C3V9-7 meet automotive standards?
Yes, it is AEC-Q101 qualified for automotive applications.
- What is the dynamic resistance of the BZX84C3V9-7?
The dynamic resistance is approximately 90 Ω.
- How much ESD protection does the BZX84C3V9-7 offer?
The BZX84C3V9-7 offers ESD protection according to the human body model > 8 kV and machine model > 800 V.
- What is the reverse leakage current of the BZX84C3V9-7?
The reverse leakage current is 1 μA.
