The 1.5KE220ARL is a robust transient voltage suppression (TVS) diode from STMicroelectronics, designed to safeguard electronic circuits against voltage spikes and transient voltage events. This component is a part of the 1.5KE series, which is well-regarded for its reliability and performance in protecting sensitive electronics.
Key Features
- Transient Protection: The diode offers a standoff voltage of 220V, making it suitable for a broad range of applications that require voltage regulation and transient protection.
- High Surge Capability: With its ability to handle surges up to 1500W (10/1000μs), the 1.5KE220ARL can protect against significant voltage spikes and power surges, ensuring the longevity and stability of electronic components.
- Unidirectional Protection: As a unidirectional TVS diode, it is specifically designed to provide protection in one direction, which is ideal for DC voltage applications.
- Robust Construction: The device is encapsulated in a molded plastic case that provides excellent insulation and protection against mechanical damage and environmental factors.
- Compliance: It meets the ISO 7637-2 pulse 5a and 5b standards and is compliant with various industry standards, including MIL-STD-19500, which underscores its reliability for military and aerospace applications.
Applications
The 1.5KE220ARL is versatile and can be used in a wide array of electronic circuits. Common applications include:
- Industrial systems
- Communication devices
- Power supply units
- Automotive electronics
- Aerospace and military applications
Product Specifications
| Parameter | Value |
| Standoff Voltage | 220V |
| Peak Pulse Power Dissipation | 1500W |
| Clamping Voltage (Max) | 356V |
| Operating Temperature Range | -55°C to +175°C |
| Package / Case | DO-201 |
| Compliance | ISO 7637-2, MIL-STD-19500 |
Overall, the 1.5KE220ARL from STMicroelectronics is a top-tier choice for engineers and designers looking to enhance the durability and reliability of their electronic systems against voltage transients.