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Bourns Uni-Directional 1-Element TVS Diode 400 W 2-Pin Surface Mount DO-214 SMAJ48A
Specifications
| Country of Origin | Taiwan |
|---|---|
| Brand | Bourns |
| Height | 2.42mm |
| Length | 4.57mm |
| Model | SMAJ48A |
| Width | 2.92mm |
| Mount Type | Surface |
| Series | SMA |
| Maximum Operating Temperature | 150°C |
| Package Type | DO-214 |
| Minimum Operating Temperature | -55°C |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Clamping Voltage VC | 3.5V |
| Automotive Standard | AEC-Q101 |
| Diode Configuration | Single |
| Direction Type | Uni-Directional |
| Minimum Breakdown Voltage Vbr | 53.3V |
| Maximum Reverse Stand-off Voltage Vwm | 48V |
| Peak Pulse Power Dissipation Pppm | 400W |
| Test Current It | 1mA |
| Maximum Peak Pulse Current Ippm | 35A |
| Maximum Reverse Leakage Current | 5μA |
Key Features
- Single-element diode configuration for uni-directional protection.
- Compact surface mount DO-214 package with 2 pins.
- Rated peak pulse power dissipation of 400 W.
- Minimum breakdown voltage of 53.3 V and maximum reverse stand-off voltage of 48 V.
- Clamping voltage at 3.5 V with rapid response to transient voltage spikes.
- Operating temperature range from -55°C to 150°C ensures reliability in harsh conditions.
- Maximum peak pulse current of 35 A with ESD protection compliant to automotive AEC-Q101 standard.
- Low maximum reverse leakage current of 5 μA enhances efficiency.
Product Description
Bourns SMAJ48A is a uni-directional 1-element Transient Voltage Suppressor (TVS) diode designed for protecting sensitive electronic circuits from voltage spikes and electrostatic discharges. This diode offers a robust peak pulse power handling capacity of 400 W in a compact, surface mount DO-214 (SMB) package featuring 2 pins, making it ideal for high-density PCB layouts.
The device exhibits a minimum breakdown voltage (Vbr) of 53.3 V and a maximum reverse voltage (Vwm) of 48 V, ensuring reliable clamp function at transient voltages well below damaging levels. The clamping voltage of 3.5 V minimizes voltage overshoot, providing effective surge protection.
Operating temperature ranges from -55°C to 150°C allow deployment in a wide variety of industrial, automotive, and consumer electronics applications. Its compliance with the automotive AEC-Q101 standard underscores its suitability for stringent quality requirements in automotive systems.
This TVS diode possesses a maximum peak pulse current rating of 35 A, offering dependable transient current suppression. The extremely low reverse leakage current of 5 μA reduces standby losses and improves circuit efficiency.
With dimensions of 4.57 mm length, 2.92 mm width, and 2.42 mm height, the SMAJ48A is designed for surface mounting, facilitating automated PCB assembly and compact device design. Single-element uni-directional diode configuration.
400 W peak pulse power dissipation. Surface mount DO-214 package with 2 pins. Minimum breakdown voltage of 53.3 V. Wide operating temperature from -55°C to 150°C. Compliant with AEC-Q101 automotive standard. Low reverse leakage current of 5 μA.
Manufactured in Taiwan, Province Of China. Applications include transient voltage and ESD protection in industrial electronics, automotive circuits, consumer devices, communications equipment, and power supplies. Explore more advanced semiconductor components and TVS Diode solutions on EnvMart for industrial and commercial applications.
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Frequently Asked Questions
The SMAJ48A has a rated peak pulse power dissipation of 400 W.
The minimum breakdown voltage (Vbr) for the SMAJ48A is 53.3 V.
The maximum reverse stand-off voltage (Vwm) of the SMAJ48A is 48 V.
The clamping voltage (VC) for this diode is 3.5 V.
The maximum peak pulse current rating for the SMAJ48A is 35 A.
The operating temperature range for the SMAJ48A is from -55°C to 150°C.
This model has dimensions of 4.57 mm in length, 2.92 mm in width, and 2.42 mm in height.
The SMAJ48A is packaged in a surface mount DO-214 (SMA) configuration with 2 pins.
Yes, the SMAJ48A is compliant with the automotive AEC-Q101 standard.
The maximum reverse leakage current for the SMAJ48A is 5 μA.
This TVS diode is suitable for transient voltage and ESD protection in industrial electronics, automotive circuits, consumer devices, communications equipment, and power supplies.
The SMAJ48A is manufactured in Taiwan, Province Of China.
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