Overview
The SMAJ48CA-TR is a transient voltage suppressor (TVS) diode manufactured by STMicroelectronics. This component is designed to protect sensitive electronic equipment from electrostatic discharges (ESD) and electrical overstress (EOS). It complies with international standards such as IEC 61000-4-2 and MIL STD 883, method 3015, for ESD protection, and IEC 61000-4-4 and 5 for EOS protection.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | STMicroelectronics | |
| Part Number | SMAJ48CA-TR | |
| Package | DO-214AC (SMA) | |
| Voltage - Reverse Standoff (Typ) | 48V | V |
| Voltage - Breakdown (Min) | 53.3V | V |
| Voltage - Clamping (Max) @ Ipp | 100V | V |
| Current - Peak Pulse (10/1000µs) | 23A (8/20µs) | A |
| Power - Peak Pulse | 400W | W |
| Operating Temperature | -55°C ~ 150°C (TJ) | °C |
| Mounting Type | Surface Mount | |
| RoHS Compliance | Yes |
Key Features
- Protection Against ESD and EOS: Compliant with IEC 61000-4-2 and MIL STD 883, method 3015, for ESD protection, and IEC 61000-4-4 and 5 for EOS protection.
- Bi-Directional TVS Diode: Provides protection in both directions, making it suitable for a wide range of applications.
- Low Profile Package: The DO-214AC (SMA) package is designed for surface mount applications, optimizing board space.
- High Peak Pulse Power: Capable of handling up to 400W of peak pulse power, ensuring robust protection against transient voltages.
- Wide Operating Temperature Range: Operates from -55°C to 150°C, making it suitable for various environmental conditions.
- RoHS Compliant: Free from hazardous substances, adhering to environmental regulations.
Applications
The SMAJ48CA-TR is suitable for general-purpose protection in electronic circuits. It is particularly useful in applications that require protection against transient voltages and ESD, such as:
- Consumer electronics
- Industrial control systems
- Automotive electronics
- Telecommunication equipment
- Medical devices
Q & A
- What is the primary function of the SMAJ48CA-TR?
The SMAJ48CA-TR is a transient voltage suppressor (TVS) diode designed to protect sensitive electronic equipment from electrostatic discharges (ESD) and electrical overstress (EOS).
- What is the voltage rating of the SMAJ48CA-TR?
The SMAJ48CA-TR has a reverse standoff voltage of 48V and a breakdown voltage of at least 53.3V.
- What is the peak pulse power handling capability of the SMAJ48CA-TR?
The SMAJ48CA-TR can handle up to 400W of peak pulse power.
- What is the operating temperature range of the SMAJ48CA-TR?
The operating temperature range is from -55°C to 150°C (TJ).
- Is the SMAJ48CA-TR RoHS compliant?
Yes, the SMAJ48CA-TR is RoHS compliant.
- What type of package does the SMAJ48CA-TR use?
The SMAJ48CA-TR uses the DO-214AC (SMA) package.
- What are the typical applications for the SMAJ48CA-TR?
The SMAJ48CA-TR is used in various applications including consumer electronics, industrial control systems, automotive electronics, telecommunication equipment, and medical devices.
- How does the SMAJ48CA-TR protect against ESD and EOS?
The SMAJ48CA-TR protects against ESD and EOS by clamping transient voltages to a safe level, preventing damage to sensitive electronic components.
- What is the peak pulse current rating of the SMAJ48CA-TR?
The SMAJ48CA-TR has a peak pulse current rating of 23A (8/20µs).
- Is the SMAJ48CA-TR suitable for surface mount applications?
Yes, the SMAJ48CA-TR is designed for surface mount applications, optimizing board space.
