Overview
The BZX84B18VLYFHT116 is a Zener diode produced by ROHM Semiconductor, designed for voltage regulation and stabilization in various electronic circuits. This diode is part of the BZX84 series, known for its high reliability and small package size, making it suitable for a wide range of applications, including automotive and industrial systems.
Key Specifications
| Parameter | Symbol | Condition | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| Zener Voltage | VZ | IZ = 5mA | 17.60 | - | 18.40 | V |
| Power Dissipation | PD | on Glass-epoxy substrate | - | - | 250 | mW |
| Junction Temperature | Tj | - | - | - | 150 | ℃ |
| Storage Temperature | Tstg | - | -65 | - | 150 | ℃ |
| Reverse Current | IR | VR = 13.0V | - | - | 0.1 | μA |
| Dynamic Impedance | ZZ | IZ = 5mA | - | - | 45 | Ω |
| Temperature Coefficient | γZ | IZ = 5mA | 12.6 | - | 15.8 | mV/℃ |
Key Features
- High Reliability: Designed with a strict quality control system to ensure reliable performance.
- Small Package Size: Available in a small mold type, specifically the SOT-23 SSD3 package, which is ideal for space-constrained applications.
- Voltage Regulation: Provides stable voltage regulation with a Zener voltage range of 17.60 to 18.40V at 5mA current.
- Low Power Dissipation: Maximum power dissipation of 250mW on a glass-epoxy substrate.
- Wide Temperature Range: Operates within a storage temperature range of -65 to 150℃ and a junction temperature of up to 150℃.
Applications
The BZX84B18VLYFHT116 Zener diode is suitable for various applications, including:
- Automotive Systems: Used in voltage regulation and stabilization in automotive electronics.
- Industrial Systems: Employed in industrial control systems, power supplies, and other voltage stabilization circuits.
- Consumer Electronics: Found in consumer electronic devices requiring stable voltage regulation.
Q & A
- What is the Zener voltage range of the BZX84B18VLYFHT116?
The Zener voltage range is 17.60 to 18.40V at 5mA current. - What is the maximum power dissipation of this diode?
The maximum power dissipation is 250mW on a glass-epoxy substrate. - What is the operating temperature range for this diode?
The storage temperature range is -65 to 150℃, and the junction temperature can go up to 150℃. - What package type is the BZX84B18VLYFHT116 available in?
The diode is available in the SOT-23 SSD3 package. - Is this diode suitable for automotive applications?
Yes, it is designed for use in automotive systems among other applications. - What is the dynamic impedance of this diode at 5mA current?
The dynamic impedance is up to 45Ω at 5mA current. - How does the temperature coefficient affect the Zener voltage?
The temperature coefficient (γZ) ranges from 12.6 to 15.8 mV/℃ at 5mA current. - Is the BZX84B18VLYFHT116 sensitive to electrostatic discharge?
Yes, it is an electrostatic sensitive product and requires proper handling to avoid damage. - What are some safety measures recommended for using this diode?
ROHM recommends implementing protection circuits, redundant circuits, and ensuring proper safety measures to prevent physical injury or property damage in case of failure or malfunction. - Can this diode be used in special or extraordinary environments?
No, it is designed for use under standard conditions. Use in special or extraordinary environments requires independent verification and confirmation of product performance and reliability.
