Overview
The SMAJ30CA-TR is a Transient Voltage Suppressor (TVS) diode produced 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, and is capable of handling surges below 600 W (10/1000 μs).
Key Specifications
| Parameter | Value |
|---|---|
| Peak Pulse Power Dissipation (Ppp) | 400 W (10/1000 μs), 2.3 kW (8/20 μs) |
| Clamping Voltage | 64.3 V |
| Voltage - Breakdown | 33.3 V |
| Reverse Stand-Off Voltage (Vrwm) | 30 V |
| Leakage Current | 0.2 µA at 25 °C, 1 μA at 85 °C |
| Operating Junction Temperature | -55 °C to 150 °C |
| Directionality | Bidirectional |
| Package | SMA (DO-214AC) |
| RoHS Compliance | Yes, Ecopack2 |
Key Features
- High peak pulse power dissipation: 400 W (10/1000 μs) and 2.3 kW (8/20 μs).
- Low leakage current: 0.2 µA at 25 °C and 1 μA at 85 °C.
- High operating junction temperature: up to 150 °C.
- Bidirectional protection.
- Halogen-free and RoHS compliant.
- Surface mount package (SMA footprint) for optimized board space.
- Planar technology for high-end circuits with low leakage current and high junction temperature.
Applications
The SMAJ30CA-TR is suitable for a variety of applications where protection against electrostatic discharges and electrical overstress is crucial. These include:
- Sensitive electronic equipment in industrial, automotive, and consumer electronics.
- High-end circuits requiring low leakage current and high junction temperature stability.
- Surface mount applications where space optimization is necessary.
Q & A
- What is the peak pulse power dissipation of the SMAJ30CA-TR?
The peak pulse power dissipation is 400 W (10/1000 μs) and 2.3 kW (8/20 μs).
- What is the clamping voltage of the SMAJ30CA-TR?
The clamping voltage is 64.3 V.
- What is the reverse stand-off voltage (Vrwm) of the SMAJ30CA-TR?
The reverse stand-off voltage (Vrwm) is 30 V.
- What is the operating junction temperature range of the SMAJ30CA-TR?
The operating junction temperature range is -55 °C to 150 °C.
- Is the SMAJ30CA-TR RoHS compliant?
- What type of package does the SMAJ30CA-TR use?
The SMAJ30CA-TR uses an SMA (DO-214AC) package.
- What are the key features of the SMAJ30CA-TR's planar technology?
The planar technology provides low leakage current and high junction temperature stability, making it suitable for high-end circuits.
- Is the SMAJ30CA-TR bidirectional or unidirectional?
The SMAJ30CA-TR is bidirectional.
- What standards does the SMAJ30CA-TR comply with?
The SMAJ30CA-TR complies with IEC 61000-4-2 and MIL STD 883, method 3015.
- What is the leakage current of the SMAJ30CA-TR at different temperatures?
The leakage current is 0.2 µA at 25 °C and 1 μA at 85 °C.
