Overview
The BZX84-B15/DG/B3,21 is a low-power voltage regulator diode produced by Nexperia USA Inc. This component is part of the BZX84 series, which is designed to provide stable voltage regulation in a variety of applications. The diode is packaged in a small SOT23 (TO-236AB) Surface-Mounted Device (SMD) plastic package, making it suitable for space-constrained designs.
The BZX84-B15 is characterized by its nominal working voltage of 15V and a tolerance of ±2%. It is one of the 37 breakdown voltages available in the BZX84 series, which range from 2.4V to 75V.
Key Specifications
| Parameter | Conditions | Min | Max | Unit | |
|---|---|---|---|---|---|
| VZ (Nominal Zener Voltage) | IZ = 5 mA | 14 | - | 15.3 | V |
| VF (Forward Voltage) | IF = 10 mA | - | - | 0.9 | V |
| Ptot (Total Power Dissipation) | Tamb ≤ 25 °C | - | - | 250 | mW |
| PZSM (Non-repetitive Peak Reverse Power Dissipation) | tp ≤ 100 μs; δ ≤ 0.02 | - | - | 40 | W |
| TJ (Junction Temperature) | - | - | - | 150 | °C |
| IZ (Zener Current) | - | - | - | 5 | mA |
| Tolerance | - | - | - | ±2% | - |
Key Features
- Total power dissipation: ≤250 mW
- Three tolerance series: ±1%, ±2%, and approximately ±5%
- Working voltage range: nominal 2.4 V to 75 V (E24 range)
- Non-repetitive peak reverse power dissipation: ≤ 40 W
- Small SOT23 (TO-236AB) Surface-Mounted Device (SMD) plastic package
- Lead-free and RoHS compliant
- Operating temperature range: -65°C to 150°C
Applications
The BZX84-B15/DG/B3,21 is suitable for various applications requiring stable voltage regulation, including:
- General regulation functions
- Automotive and industrial electronics
- Power supplies and voltage regulators
- Consumer and mobile devices
- Computing and wearables
Q & A
- What is the nominal Zener voltage of the BZX84-B15?
The nominal Zener voltage of the BZX84-B15 is 15V.
- What is the tolerance of the BZX84-B15?
The tolerance of the BZX84-B15 is ±2%.
- What is the total power dissipation of the BZX84-B15?
The total power dissipation of the BZX84-B15 is ≤250 mW.
- What is the non-repetitive peak reverse power dissipation of the BZX84-B15?
The non-repetitive peak reverse power dissipation of the BZX84-B15 is ≤ 40 W.
- What is the package type of the BZX84-B15?
The BZX84-B15 is packaged in a SOT23 (TO-236AB) Surface-Mounted Device (SMD) plastic package.
- Is the BZX84-B15 lead-free and RoHS compliant?
- What is the operating temperature range of the BZX84-B15?
The operating temperature range of the BZX84-B15 is -65°C to 150°C.
- What are some common applications of the BZX84-B15?
The BZX84-B15 is commonly used in general regulation functions, automotive and industrial electronics, power supplies, consumer and mobile devices, and computing and wearables.
- How many breakdown voltages are available in the BZX84 series?
The BZX84 series includes 37 breakdown voltages ranging from 2.4V to 75V.
- What is the forward voltage of the BZX84-B15 at 10 mA?
The forward voltage of the BZX84-B15 at 10 mA is ≤ 0.9 V.
