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Bourns 1-Element Bi-Directional Uni-Directional Transient Voltage Suppressor Diode 1.5 kW, 2-Pin DO-214 SMCJ78A-Q
Specifications
| Country of Origin | India |
|---|---|
| Brand | Bourns |
| Height | 2.62mm |
| Length | 7.11mm |
| Model | SMCJ78A-Q |
| Width | 6.22mm |
| Mount Type | Surface |
| Series | SMCJ-Q |
| Maximum Operating Temperature | 150°C |
| Package Type | DO-214 |
| Minimum Operating Temperature | -55°C |
| Standards/Approvals | RoHS |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Clamping Voltage VC | 126V |
| Automotive Standard | AEC-Q101 |
| Diode Configuration | Single |
| Direction Type | Bi-Directional, Uni-Directional |
| Minimum Breakdown Voltage Vbr | 86.7V |
| Maximum Reverse Stand-off Voltage Vwm | 120V |
| Peak Pulse Power Dissipation Pppm | 1.5kW |
| Test Current It | 10mA |
| Maximum Peak Pulse Current Ippm | 200A |
| Maximum Reverse Leakage Current | 800μA |
Key Features
- The diode configuration is single element for effective voltage suppression.
- Directional capability is both bi-directional and uni-directional.
- Minimum breakdown voltage is 86.7 volts ensuring precise voltage clamping.
- Maximum reverse stand-off voltage is rated at 120 volts.
- Peak pulse current can reach 200 amperes for transient surge protection.
- Clamping voltage is 126 volts to prevent voltage spikes damage.
- Designed for surface mount with compact DO-214 package type.
- Operating temperature ranges from -55°C to 150°C, suitable for harsh environments.
Product Description
Bourns SMCJ78A-Q is a 1-element transient voltage suppressor diode designed for bi-directional and uni-directional voltage protection applications. It features a peak pulse power dissipation of 1.5 kW and supports transient voltage suppression with excellent clamping performance. The diode comes in a compact 2-pin DO-214 surface mount package, making it well suited for space-constrained electronics design in telecom, industrial, computer, and consumer electronics.
This diode has a minimum breakdown voltage of 86.7V and maximum reverse stand-off voltage of 120V, enabling precise surge suppression. The device can handle a maximum peak pulse current of 200A and offers ESD protection, essential in protecting sensitive circuits from voltage spikes and electrostatic discharge.
Operating temperature ranges from -55°C to 150°C, allowing deployment in challenging environments including automotive applications due to compliance with the AEC-Q101 standard. The dimensions of 7.11 mm length, 6.22 mm width, and 2.62 mm height enable compact PCB mounting without sacrificing performance.
The diode configuration is single element to provide effective transient suppression. Bi-directional and uni-directional direction types ensure versatile circuit protection. Rated for a peak pulse power dissipation of 1.5 kW for robust surge handling.
Surface mount design with DO-214 package facilitates ease of assembly and compact layouts. Compliance with RoHS ensures environmental safety and regulatory adherence. Maximum operating temperature up to 150°C supports high-reliability applications.
Low maximum reverse leakage current of 800 microamperes minimizes power losses. Test current rated at 10 milliamperes confirms precise electrical characteristics. Automotive standard AEC-Q101 certification endorses reliability in vehicle systems.
Compact dimensions enable integration into dense electronic assemblies.
Ideal for industrial, telecommunications, computer, and consumer electronic device surge protection, the Bourns SMCJ78A-Q TVS diode protects circuits from voltage spikes, thereby enhancing equipment reliability and lifespan.
Browse EnvMart's comprehensive Electronics & Electricals category for a wide range of reliable Transient Voltage Suppressors and protective semiconductor solutions from top brands like Bourns.
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Frequently Asked Questions
The peak pulse power dissipation of this model is rated at 1.5 kW, making it suitable for robust surge handling applications.
The minimum breakdown voltage for this diode is 86.7 volts, ensuring effective voltage clamping during transient events.
The maximum reverse stand-off voltage is rated at 120 volts, allowing it to handle significant reverse voltage without failure.
The clamping voltage is 126 volts, which helps prevent damage from voltage spikes in electronic circuits.
This model can handle a maximum peak pulse current of 200 amperes, providing effective protection against transient surges.
The dimensions of this diode are 7.11 mm in length, 6.22 mm in width, and 2.62 mm in height, allowing for compact PCB mounting.
The operating temperature range for this model is from -55°C to 150°C, making it suitable for harsh environments.
This diode is designed for surface mounting, specifically in a compact DO-214 package type.
This diode complies with RoHS standards and is certified under the AEC-Q101 automotive standard, ensuring reliability in vehicle systems.
The maximum reverse leakage current is rated at 800 microamperes, which helps minimize power losses during operation.
This diode is suitable for applications in industrial, telecommunications, computer, and consumer electronics for surge protection.
The diode configuration is a single element, which is designed for effective transient voltage suppression.
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