Overview
The SMAJ24A-TR is a uni-directional Transient Voltage Suppressor (TVS) diode produced by STMicroelectronics. This component is part of the SMAJ series, designed to protect sensitive electronic equipment against electrostatic discharges (ESD) and electrical overstress (EOS) according to various international standards, including IEC 61000-4-2, IEC 61000-4-4, and MIL STD 883, method 3015. The SMAJ24A-TR is particularly suited for high-end circuits requiring low leakage current and high junction temperature stability, ensuring long-term reliability and stability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Direction Type | Uni-Directional | |
| Diode Configuration | Single | |
| Peak Pulse Power Dissipation | 400 W (10/1000 μs), 2.3 kW (8/20 μs) | W, kW |
| Minimum Breakdown Voltage (VBR) | 26.7 V | V |
| Maximum Clamping Voltage (VCL) | 50 V | V |
| Leakage Current (IR) | 0.2 µA at 25 °C, 1 µA at 85 °C | µA |
| Operating Junction Temperature Range | -55 to +150 °C | °C |
| Storage Temperature Range | -65 to +150 °C | °C |
| Maximum Lead Temperature for Soldering | 260 °C (during 10 s) | °C |
| Mounting Type | Surface Mount | |
| Package Type | SMA (JEDEC registered package outline) |
Key Features
- High Surge Capability: The SMAJ24A-TR can handle peak pulse power dissipation of 400 W (10/1000 μs) and 2.3 kW (8/20 μs).
- Low Leakage Current: Features low leakage current of 0.2 µA at 25 °C and 1 µA at 85 °C.
- High Junction Temperature: Operates up to a junction temperature of 150 °C, ensuring reliability in high-temperature environments.
- Compliance with Standards: Meets various international standards including IEC 61000-4-2, IEC 61000-4-4, and MIL STD 883, method 3015.
- Planar Technology: Utilizes planar technology for compatibility with high-end circuits and to ensure long-term reliability and stability.
- Solderability: Compliant with J-STD-020 MSL level 1 and J-STD-002, ensuring good solderability.
Applications
The SMAJ24A-TR is suitable for a variety of applications where protection against ESD and EOS is critical. These include:
- Consumer electronics
- Industrial control systems
- Automotive electronics
- Telecommunication equipment
- Medical devices
It is particularly useful in scenarios where high surge protection and low leakage current are essential for maintaining the integrity and reliability of the electronic circuitry.
Q & A
- What is the primary function of the SMAJ24A-TR?
The primary function of the SMAJ24A-TR is to protect sensitive electronic equipment against electrostatic discharges (ESD) and electrical overstress (EOS).
- What are the peak pulse power dissipation capabilities of the SMAJ24A-TR?
The SMAJ24A-TR can handle peak pulse power dissipation of 400 W (10/1000 μs) and 2.3 kW (8/20 μs).
- What is the maximum clamping voltage of the SMAJ24A-TR?
The maximum clamping voltage of the SMAJ24A-TR is 50 V.
- What is the operating junction temperature range of the SMAJ24A-TR?
The operating junction temperature range of the SMAJ24A-TR is -55 to +150 °C.
- What type of package does the SMAJ24A-TR use?
The SMAJ24A-TR uses an SMA package, which is a JEDEC registered package outline.
- Is the SMAJ24A-TR compliant with any specific standards?
Yes, the SMAJ24A-TR is compliant with various standards including IEC 61000-4-2, IEC 61000-4-4, and MIL STD 883, method 3015.
- What is the leakage current of the SMAJ24A-TR at different temperatures?
The leakage current of the SMAJ24A-TR is 0.2 µA at 25 °C and 1 µA at 85 °C.
- What are some common applications for the SMAJ24A-TR?
The SMAJ24A-TR is commonly used in consumer electronics, industrial control systems, automotive electronics, telecommunication equipment, and medical devices.
- How does the SMAJ24A-TR ensure long-term reliability?
The SMAJ24A-TR ensures long-term reliability through its planar technology and compliance with various solderability standards, such as J-STD-020 MSL level 1 and J-STD-002.
- What is the maximum lead temperature for soldering the SMAJ24A-TR?
The maximum lead temperature for soldering the SMAJ24A-TR is 260 °C during 10 seconds.
