Overview
The SMAJ33CA/TR13 is a Transient Voltage Suppressor (TVS) diode produced by YAGEO, designed to protect electronic circuits from voltage spikes and transients. This component is part of the SMAJ series, which offers a wide range of voltage ratings and is suitable for various applications requiring circuit protection. The SMAJ33CA/TR13 is specifically a bidirectional TVS diode with a reverse stand-off voltage of 33V, making it ideal for protecting against both positive and negative voltage transients.
Key Specifications
| Parameter | Symbol | Value | Units |
|---|---|---|---|
| Reverse Stand-Off Voltage | VRWM | 33.0 | V |
| Breakdown Voltage | VBR | 36.70~40.60 | V |
| Maximum Clamping Voltage | VC | 53.3 | V |
| Peak Pulse Current | IPPM | 400 | A |
| Peak Pulse Power Dissipation | PPPM | 400 | W |
| Steady State Power Dissipation | PM(AV) | 3.3 | W |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -55 to +150 | ℃ |
| Typical Thermal Resistance Junction to Lead | RθJL | 30 | ℃/W |
| Typical Thermal Resistance Junction to Ambient | RθJA | 120 | ℃/W |
| Package Type | DO-214AC (SMA) | ||
| Package Dimensions | L: 3.99-4.50 mm, D: 2.54-2.79 mm, D1: 1.25-1.65 mm |
Key Features
- Low Profile Package: The SMAJ33CA/TR13 is housed in a DO-214AC (SMA) package, which is designed for surface-mounted applications to optimize board space.
- Glass Passivated Junction: This feature enhances the component's reliability and stability under various operating conditions.
- Low Inductance: Suitable for high-frequency applications due to its low inductance characteristics.
- Bidirectional Protection: Provides protection against both positive and negative voltage transients, making it versatile for various circuit protection needs.
- High Peak Pulse Power Dissipation: Capable of handling high transient energy with a peak pulse power dissipation of 400 W.
- Wide Operating Temperature Range: Operates effectively in temperatures ranging from -55°C to +150°C.
Applications
- I/O Interface Protection: Suitable for protecting input/output interfaces from voltage transients.
- AC/DC Power Supply Protection: Used to safeguard AC/DC power supplies against voltage spikes and surges.
- Low Frequency Signal Transmission Lines: Protects signal transmission lines such as RS232, RS485, etc.
- Automotive and Industrial Applications: Can be used in automotive infotainment systems and industrial integrated circuits for robust circuit protection.
Q & A
- What is the primary function of the SMAJ33CA/TR13?
The primary function of the SMAJ33CA/TR13 is to protect electronic circuits from voltage spikes and transients.
- What is the reverse stand-off voltage of the SMAJ33CA/TR13?
The reverse stand-off voltage of the SMAJ33CA/TR13 is 33V.
- What is the breakdown voltage range for the SMAJ33CA/TR13?
The breakdown voltage range for the SMAJ33CA/TR13 is 36.70~40.60 V.
- What is the maximum clamping voltage of the SMAJ33CA/TR13?
The maximum clamping voltage of the SMAJ33CA/TR13 is 53.3 V.
- What is the peak pulse current rating of the SMAJ33CA/TR13?
The peak pulse current rating of the SMAJ33CA/TR13 is 400 A.
- What is the operating temperature range of the SMAJ33CA/TR13?
The operating temperature range of the SMAJ33CA/TR13 is -55°C to +150°C.
- What package type is the SMAJ33CA/TR13 available in?
The SMAJ33CA/TR13 is available in the DO-214AC (SMA) package.
- What are the dimensions of the SMAJ33CA/TR13 package?
The dimensions of the SMAJ33CA/TR13 package are L: 3.99-4.50 mm, D: 2.54-2.79 mm, D1: 1.25-1.65 mm.
- What are some common applications of the SMAJ33CA/TR13?
The SMAJ33CA/TR13 is commonly used in I/O interface protection, AC/DC power supply protection, and low frequency signal transmission lines.
- How is the SMAJ33CA/TR13 packaged for distribution?
The SMAJ33CA/TR13 is available in 7-inch and 13-inch reel packages, denoted by the suffixes /TR7 and /TR13 respectively.
