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STMicroelectronics 1-Element Uni-Directional TVS Diode 1.5 kW, 2-Pin DO-201 1.5KE39A
Specifications
| Country of Origin | India |
|---|---|
| Diameter | 5.3mm |
| Brand | STMicroelectronics |
| Height | 5.3mm |
| Length | 9.5mm |
| Model | 1.5KE39A |
| Width | 5.3mm |
| Mount Type | Through Hole |
| Series | 1.5KE |
| Maximum Operating Temperature | 175°C |
| Package Type | DO-201 |
| Minimum Operating Temperature | -65°C |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Clamping Voltage VC | 69.7V |
| Diode Configuration | Single |
| Direction Type | Uni-Directional |
| Minimum Breakdown Voltage Vbr | 37.1V |
| Maximum Reverse Stand-off Voltage Vwm | 33.3V |
| Peak Pulse Power Dissipation Pppm | 1.5kW |
| Test Current It | 1mA |
| Maximum Peak Pulse Current Ippm | 143A |
| Maximum Reverse Leakage Current | 1μA |
Key Features
- Single diode configuration for industrial transient voltage suppression applications.
- Uni-directional design suitable for protecting sensitive electronics.
- Minimum breakdown voltage of 37.1 V ensures reliable operation.
- Maximum reverse stand-off voltage of 33.3 V protects circuits from surges.
- Peak pulse power dissipation rating of 1.5 kW for robust clamping.
- Clamping voltage of 69.7 V limits voltage spikes effectively.
- Wide operating temperature range from -65°C to 175°C for harsh environments.
- Through-hole mount type with DO-201 axial package for easy PCB integration.
Product Description
STMicroelectronics 1.5KE39A is a single-element uni-directional transient voltage suppressor (TVS) diode designed for protection of sensitive electronic components against transient voltage spikes. Its peak pulse power dissipation of 1.5 kW and 2-pin DO-201 through-hole mounting package make it suitable for industrial, automotive, and consumer electronics applications requiring reliable transient suppression.
This TVS Diode features a minimum breakdown voltage of 37.1 V and a maximum reverse stand-off voltage of 33.3 V, enabling stable operation under normal conditions and effective clamping during transient events with a clamping voltage of 69.7 V. It can safely handle peak pulse currents up to 143 A, protecting circuits from high-energy surges.
Its operating temperature range from -65°C to 175°C makes it robust for use in harsh and demanding environments. The device includes low maximum reverse leakage current of 1 µA to maintain energy efficiency. With its axial DO-201 package and through-hole mount type, the 1.5KE39A simplifies assembly and soldering onto printed circuit boards.
Typical use cases for the STMicroelectronics 1.5KE39A include transient voltage protection in industrial power supplies, automotive electronics, consumer devices, and communication equipment. It prevents damage from electrostatic discharge, lightning, and inductive switching transients.
Single diode configuration for overvoltage protection. Uni-directional operation ensuring accurate transient suppression. Robust 1.5 kW peak power capability for high reliability. Wide operating temperature for automotive and industrial use.
Compact axial DO-201 package for ease of integration. Low leakage current for energy-efficient designs.
For more industrial electronic components from STMicroelectronics, please explore the EnvMart electronics category for a wide selection of discrete semiconductors and transient voltage suppressors.
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Frequently Asked Questions
The peak pulse power dissipation rating of this model is 1.5 kW, making it suitable for robust clamping during transient voltage events.
The minimum breakdown voltage of the 1.5KE39A is 37.1 V, ensuring reliable operation under normal conditions.
The maximum reverse stand-off voltage for this model is 33.3 V, which helps protect circuits from voltage surges.
The clamping voltage of this transient voltage suppressor is 69.7 V, effectively limiting voltage spikes.
The 1.5KE39A can safely handle peak pulse currents up to 143 A, providing protection against high-energy surges.
This TVS diode operates within a wide temperature range from -65°C to 175°C, suitable for harsh environments.
The 1.5KE39A features a through-hole mount type with a DO-201 axial package for easy integration onto printed circuit boards.
This model has a single diode configuration, designed for effective overvoltage protection.
The maximum reverse leakage current for this diode is 1 µA, which helps maintain energy efficiency in designs.
The dimensions of the 1.5KE39A are 9.5 mm in length, 5.3 mm in width, and 5.3 mm in height.
This TVS diode is suitable for applications in industrial power supplies, automotive electronics, consumer devices, and communication equipment.
The 1.5KE39A is manufactured in India.
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