Overview
The BZX84C18LT1 is a low-power voltage regulator diode produced by onsemi. This component is part of the BZX84 series, which offers a wide range of breakdown voltages from 2.4 V to 75 V. The BZX84C18LT1 specifically has a nominal working voltage of 18 V and is designed for general regulation functions in various electronic circuits.
These diodes are packaged in a small SOT23 (TO-236AB) surface-mounted device (SMD) plastic package, making them suitable for space-constrained applications. They are known for their high reliability and efficiency, making them a popular choice across multiple industries including automotive, industrial, power, computing, and consumer electronics.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Nominal Zener Voltage (VZ) | 18 | V |
| Tolerance | ±5% | - |
| Maximum Zener Current (IZT) | 5 mA | mA |
| Maximum Forward Current (IF) | 200 mA | mA |
| Total Power Dissipation (Ptot) | ≤250 mW | mW |
| Non-repetitive Peak Reverse Power Dissipation (PZSM) | ≤ 40 W | W |
| Maximum Junction Temperature (TJ) | 150°C | °C |
| Package Type | SOT23 (TO-236AB) | - |
| Package Dimensions | 2.9 x 1.3 x 1 mm | mm |
Key Features
- Low Power Consumption: The BZX84C18LT1 has a total power dissipation of ≤250 mW, making it suitable for low-power applications.
- Precision Voltage Regulation: Available in ±5% tolerance, ensuring reliable voltage regulation in various circuits.
- Compact Package: SOT23 package allows for efficient use of space in modern electronic designs.
- High Reliability: Designed for high reliability and efficiency, making it a reliable choice across multiple industries.
- Wide Operating Temperature Range: Can operate up to a maximum junction temperature of 150°C.
Applications
The BZX84C18LT1 is versatile and can be used in a variety of applications, including:
- Automotive Systems: Voltage regulation in automotive electronics.
- Industrial Control Systems: Providing stable voltage references in industrial control circuits.
- Power Supplies: Used in power supply circuits to regulate output voltages.
- Consumer Electronics: Found in various consumer electronic devices requiring stable voltage regulation.
- Mobile and Wearable Devices: Suitable for use in mobile and wearable devices due to its low power consumption and compact size.
Q & A
- What is the nominal zener voltage of the BZX84C18LT1?
The nominal zener voltage of the BZX84C18LT1 is 18 V.
- What is the tolerance range of the BZX84C18LT1?
The tolerance range of the BZX84C18LT1 is approximately ±5%.
- What is the maximum zener current for the BZX84C18LT1?
The maximum zener current for the BZX84C18LT1 is 5 mA.
- What is the total power dissipation of the BZX84C18LT1?
The total power dissipation of the BZX84C18LT1 is ≤250 mW.
- What is the package type of the BZX84C18LT1?
The package type of the BZX84C18LT1 is SOT23 (TO-236AB).
- What are the dimensions of the SOT23 package?
The dimensions of the SOT23 package are 2.9 x 1.3 x 1 mm.
- What is the maximum junction temperature for the BZX84C18LT1?
The maximum junction temperature for the BZX84C18LT1 is 150°C.
- In which industries is the BZX84C18LT1 commonly used?
The BZX84C18LT1 is commonly used in automotive, industrial, power, computing, and consumer electronics industries.
- What are some typical applications of the BZX84C18LT1?
Typical applications include voltage regulation in automotive systems, industrial control systems, power supplies, consumer electronics, and mobile and wearable devices.
- Is the BZX84C18LT1 suitable for high-temperature environments?
Yes, the BZX84C18LT1 can operate up to a maximum junction temperature of 150°C, making it suitable for high-temperature environments.
