Overview
The BZX384-C20/DG/B4X is a voltage regulator diode from Nexperia USA Inc., part of the BZX384 series. This series consists of silicon planar Zener diodes with a wide range of nominal working voltages, making them versatile for various voltage regulation applications. The BZX384-C20 specifically has a nominal Zener voltage of 20 V, with a tolerance of approximately 5%.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Nominal Zener Voltage (VZ) | 20 | V |
| Zener Voltage Tolerance | ±5% | - |
| Test Current (IZT) | 5 mA | - |
| Maximum Differential Resistance (rdif) | See datasheet for specific values | Ω |
| Reverse Current (IR) | See datasheet for specific values | μA |
| Temperature Coefficient (SZ) | See datasheet for specific values | mV/K |
| Diode Capacitance (Cd) | See datasheet for specific values | pF |
| Non-repetitive Peak Reverse Current (IZSM) | 40 A | - |
| Total Power Dissipation (Ptot) | 300 mW | - |
| Junction Temperature (Tj) | -150 °C to 150 °C | °C |
| Ambient Temperature (Tamb) | -65 °C to 150 °C | °C |
| Storage Temperature (Tstg) | -65 °C to 150 °C | °C |
| Package | SOD323 | - |
Key Features
- Silicon planar Zener diodes with a wide range of nominal working voltages from 2.4 V to 75 V.
- Zener voltages graded according to the international E24 standard.
- Standard Zener voltage tolerances of ±1%, ±2%, and ±5%.
- RoHS-compliant and AEC-Q101 qualified for automotive applications.
- Low thermal resistance and high power dissipation capability.
- Compact SOD323 package suitable for space-constrained designs.
Applications
- Voltage regulation and stabilization in electronic circuits.
- Overvoltage protection and surge absorption.
- Automotive and industrial control systems.
- Consumer electronics and telecommunications equipment.
- Medical devices and other applications requiring precise voltage regulation.
Q & A
- What is the nominal Zener voltage of the BZX384-C20?
The nominal Zener voltage of the BZX384-C20 is 20 V.
- What is the tolerance of the Zener voltage for the BZX384-C20?
The Zener voltage tolerance for the BZX384-C20 is approximately ±5%.
- What is the maximum forward current rating for the BZX384 series?
The maximum forward current rating for the BZX384 series is 250 mA.
- What is the total power dissipation limit for the BZX384 series at 25 °C?
The total power dissipation limit for the BZX384 series at 25 °C is 300 mW.
- What is the junction temperature range for the BZX384 series?
The junction temperature range for the BZX384 series is -150 °C to 150 °C.
- Is the BZX384 series RoHS-compliant and AEC-Q101 qualified?
Yes, the BZX384 series is RoHS-compliant and AEC-Q101 qualified.
- What package type is used for the BZX384-C20?
The BZX384-C20 is packaged in a SOD323 package.
- What are some common applications for the BZX384 series?
The BZX384 series is commonly used in voltage regulation, overvoltage protection, automotive systems, consumer electronics, and medical devices.
- How do I select the appropriate BZX384 series diode for my application?
Select the appropriate BZX384 series diode based on the required nominal Zener voltage, tolerance, and other specifications such as forward current and power dissipation limits.
- Where can I find detailed specifications and datasheets for the BZX384 series?
Detailed specifications and datasheets for the BZX384 series can be found on the Nexperia website or through authorized distributors like Digi-Key, Mouser, and Arrow Electronics.
