Overview
The SMA6J40CA-TR, manufactured by STMicroelectronics, is a high-performance TVS (Transient Voltage Suppressor) diode designed to protect sensitive electronic equipment from electrostatic discharges and electrical overstress. This device is part of the SMA6J series, which is renowned for its robust protection capabilities and compatibility with high-end circuits. The SMA6J40CA-TR is a bidirectional TVS diode packaged in an SMA footprint, adhering to the IPC 7531 standard. It is particularly suited for applications requiring advanced surge protection and can operate in extreme temperature environments, making it ideal for a wide range of industrial and automotive applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Pulse Power Dissipation | 600 W (10/1000 μs), 4 kW (8/20 μs) | W, kW |
| Stand-off Voltage | 40 V | V |
| Clamping Voltage | 46.7 V (at 10/1000 μs) | V |
| Peak Pulse Current | 9.7 A (at 10/1000 μs) | A |
| Leakage Current | 0.2 µA at 25 °C, 1 µA at 85 °C | µA |
| Operating Junction Temperature Range | -55 to +175 °C | °C |
| Storage Temperature Range | -65 to +175 °C | °C |
| Maximum Lead Temperature for Soldering | 260 °C (for 10 s) | °C |
| Package Type | SMA (Surface Mount Device) | - |
Key Features
- High Surge Protection: Capable of withstanding peak pulse power dissipation of 600 W (10/1000 μs) and 4 kW (8/20 μs).
- Low Leakage Current: Ultra-low leakage current of 0.2 µA at 25 °C and 1 µA at 85 °C.
- High Temperature Resistance: Operates in extreme temperature environments, with an operating junction temperature range of -55 to +175 °C.
- Compliance with Standards: Meets IEC 61000-4-2, IEC 61000-4-4, and MIL STD 883 standards for electrostatic discharge and electrical overstress protection.
- Environmental Compliance: Available in ECOPACK packages that meet various environmental standards.
- Fast Response Time: Quickly responds to transient pulses, ensuring effective protection for sensitive electronic components.
Applications
The SMA6J40CA-TR is ideal for various applications that require robust surge protection, including:
- Automotive Systems: Protects electronic circuits in vehicles from transient voltage spikes and electrostatic discharges.
- Industrial Control Systems: Ensures the reliability of industrial control equipment by protecting against electrical overstress and surges.
- Telecommunications: Safeguards telecommunications equipment from voltage spikes and surges.
- Aerospace and Defense: Provides critical protection for sensitive electronic components in aerospace and defense applications.
- Consumer Electronics: Protects consumer electronic devices from transient voltage spikes and electrostatic discharges.
Q & A
- What is the peak pulse power dissipation of the SMA6J40CA-TR?
The peak pulse power dissipation is 600 W (10/1000 μs) and 4 kW (8/20 μs).
- What is the stand-off voltage of the SMA6J40CA-TR?
The stand-off voltage is 40 V).
- What is the clamping voltage of the SMA6J40CA-TR?
The clamping voltage is 46.7 V (at 10/1000 μs)).
- What is the leakage current of the SMA6J40CA-TR?
The leakage current is 0.2 µA at 25 °C and 1 µA at 85 °C).
- What is the operating junction temperature range of the SMA6J40CA-TR?
The operating junction temperature range is -55 to +175 °C).
- Is the SMA6J40CA-TR compliant with any industry standards?
Yes, it complies with IEC 61000-4-2, IEC 61000-4-4, and MIL STD 883 standards).
- What type of package does the SMA6J40CA-TR come in?
The SMA6J40CA-TR comes in an SMA (Surface Mount Device) package).
- What are some typical applications for the SMA6J40CA-TR?
Typical applications include automotive systems, industrial control systems, telecommunications, aerospace and defense, and consumer electronics).
- How does the SMA6J40CA-TR protect against transient voltage spikes?
The SMA6J40CA-TR protects against transient voltage spikes by clamping the voltage to a safe level, thereby preventing damage to sensitive electronic components).
- Is the SMA6J40CA-TR suitable for high-temperature environments?
Yes, it is designed to operate in extreme temperature environments, making it suitable for high-temperature applications).
