Overview
The BZX84-C3V9/DG/B4R is a low-power voltage regulator diode produced by Nexperia USA Inc. This component is part of the BZX84 series, which is known for its high precision and reliability in voltage regulation. The BZX84-C3V9 is specifically designed to operate at a nominal working voltage of 3.9 V with a tolerance of ±5%. It is packaged in a small SOT23 (TO-236AB) surface-mounted device (SMD) plastic package, making it suitable for a wide range of applications where space is limited.
Key Specifications
| Parameter | Value |
|---|---|
| Type Number | BZX84-C3V9 |
| Package | SOT23 (TO-236AB) |
| Package Size | 2.9 x 1.3 x 1 mm |
| Nominal Working Voltage (VZ) | 3.9 V |
| Tolerance | ±5% |
| Minimum Working Voltage (VZ [min]) | 3.7 V |
| Maximum Working Voltage (VZ [max]) | 4.1 V |
| Maximum Zener Current (IZ) | 5 mA |
| Maximum Forward Current (IF [max]) | 200 mA |
| Total Power Dissipation (Ptot) | ≤250 mW |
| Non-repetitive Peak Reverse Power Dissipation (PZSM) | ≤40 W |
| Maximum Junction Temperature (TJ [max]) | 150 °C |
Key Features
- Low-power voltage regulator diode with high precision voltage regulation.
- Available in ±5% tolerance, ensuring reliable performance.
- Small SOT23 (TO-236AB) package, ideal for space-constrained designs.
- Total power dissipation of ≤250 mW and non-repetitive peak reverse power dissipation of ≤40 W.
- Maximum junction temperature of 150 °C, ensuring robust operation in various environments.
Applications
The BZX84-C3V9/DG/B4R is versatile and can be used in a variety of applications across different industries, including:
- Automotive systems for voltage regulation and stabilization.
- Industrial control systems requiring precise voltage levels.
- Consumer electronics for power supply and voltage regulation.
- Mobile and wearable devices where compact size and low power consumption are critical.
- Computing and power supply systems needing reliable voltage regulation.
Q & A
- What is the nominal working voltage of the BZX84-C3V9/DG/B4R?
The nominal working voltage is 3.9 V. - What is the tolerance of the BZX84-C3V9/DG/B4R?
The tolerance is ±5%. - What is the package type of the BZX84-C3V9/DG/B4R?
The package type is SOT23 (TO-236AB). - What is the maximum total power dissipation of the BZX84-C3V9/DG/B4R?
The maximum total power dissipation is ≤250 mW. - What is the maximum junction temperature of the BZX84-C3V9/DG/B4R?
The maximum junction temperature is 150 °C. - What are some common applications of the BZX84-C3V9/DG/B4R?
Common applications include automotive systems, industrial control systems, consumer electronics, mobile and wearable devices, and computing and power supply systems. - Is the BZX84-C3V9/DG/B4R RoHS compliant?
Yes, the BZX84-C3V9/DG/B4R is RoHS compliant. - What is the maximum forward current of the BZX84-C3V9/DG/B4R?
The maximum forward current is 200 mA. - What is the non-repetitive peak reverse power dissipation of the BZX84-C3V9/DG/B4R?
The non-repetitive peak reverse power dissipation is ≤40 W. - Where can I find detailed documentation for the BZX84-C3V9/DG/B4R?
Detailed documentation, including datasheets, can be found on the Nexperia website and other authorized distributors like Digi-Key and Mouser.
