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2CL71A
Diotec Semiconductor
HV DIODE D2.5X6.5 8000V 80NS
10111 Pcs New Original In Stock
Diode 8000 V 5mA Through Hole Axial
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5.0 / 5.0
- (424 Ratings)
2CL71A
Product Overview
12944309
DiGi Electronics Part Number
2CL71A-DGManufacturer
Diotec Semiconductor
2CL71A
Description
HV DIODE D2.5X6.5 8000V 80NSInventory
10111 Pcs New Original In Stock
Diode 8000 V 5mA Through Hole Axial
Quantity
Minimum 1
Minimum 1
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2CL71A Technical Specifications
Category
Diodes, Rectifiers, Single Diodes
Packaging
-
Series
-
Product Status
Active
Technology
Standard
Voltage - DC Reverse (Vr) (Max)
8000 V
Current - Average Rectified (Io)
5mA
Voltage - Forward (Vf) (Max) @ If
36 V @ 10 mA
Speed
Small Signal =< 200mA (Io), Any Speed
Reverse Recovery Time (trr)
80 ns
Current - Reverse Leakage @ Vr
2 µA @ 8000 V
Capacitance @ Vr, F
-
Mounting Type
Through Hole
Package / Case
Axial
Supplier Device Package
Axial
Operating Temperature - Junction
-40°C ~ 120°C
Datasheet & Documents
Datasheets
Download 2CL71A Product Specification (PDF)
HTML Datasheet
2CL71A-DG
Environmental & Export Classification
RoHS Status
Not applicable
Moisture Sensitivity Level (MSL)
Not Applicable
REACH Status
Vendor Undefined
HTSUS
8541.10.0000
Additional Information
Other Names
2796-2CL71ATR
Standard Package
6,000
Alternative Parts
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UNIT PRICE
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Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
我對Digi的產品品質十分肯定，每次使用都很滿意。
Dec 02, 2025
Leur efficacité logistique est admirable, toujours prêt à livrer dans les délais promettés.
Dec 02, 2025
I value how they keep me informed about my shipment status throughout the process.
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Frequently Asked Questions (FAQ)
When designing a high-voltage power supply with the Diotec 2CL71A, what are the critical risks associated with exceeding its 5mA average rectified current rating, and how can I mitigate them?
Exceeding the 5mA average rectified current rating of the Diotec 2CL71A can lead to premature failure due to thermal runaway and excessive junction temperature. To mitigate this risk, ensure your circuit design does not continuously draw more than 5mA average current. Consider adding current limiting resistors in series with the 2CL71A, or if a higher current is absolutely necessary, evaluate if a different rectifier with a higher Io rating, such as the Vishay 1N4008 (which has a 1A rating), would be a more appropriate component for your application, even though it sacrifices the extreme reverse voltage capability. Always perform thorough thermal analysis under worst-case operating conditions for the 2CL71A.
For a 2CL71A, what are the practical implications of its 80ns reverse recovery time in sensitive high-frequency switching applications, and what design adjustments are needed?
The 80ns reverse recovery time (trr) of the Diotec 2CL71A, while suitable for many general-purpose applications, can introduce significant switching losses and ringing in high-frequency circuits operating above approximately 100kHz. This non-ideal switching behavior can lead to increased EMI and reduced overall efficiency. If your application demands faster switching, consider diodes with significantly lower trr, like ultra-fast recovery diodes such as ON Semiconductor's UF4007 (typically <50ns, often much lower in practice). If sticking with the 2CL71A is unavoidable due to its voltage rating, consider adding snubbing circuits (RC networks) across the diode to absorb switching transients and reduce the dV/dt, which can help manage the effects of a slower trr.
What are the potential reliability concerns when using the Diotec 2CL71A in environments with fluctuating temperatures between -40°C and 120°C, and how can I ensure long-term stability?
While the Diotec 2CL71A is rated for -40°C to 120°C, operating at the upper end of this range, especially with intermittent current, can stress the internal metallization and junction, potentially leading to electromigration or bond wire fatigue over time. To ensure long-term reliability, avoid prolonged operation at the maximum junction temperature. Implement thermal management solutions like heatsinks or improved airflow. If temperature cycling is severe, consider derating the operating temperature and current for the 2CL71A to ensure a larger safety margin. Regularly monitor junction temperatures during testing and operation.
If I need to replace an older, non-RoHS compliant diode with similar high-voltage capabilities to the Diotec 2CL71A, what are the key selection criteria I should consider to avoid compatibility issues?
When replacing an older, non-RoHS diode with the Diotec 2CL71A, prioritize matching or exceeding its key specifications: 8000V reverse voltage, 5mA average rectified current, and importantly, its 80ns reverse recovery time if the original part was a fast-switching diode. Pay close attention to the package (Axial) and mounting type (Through Hole) to ensure mechanical compatibility. If the original diode had a significantly different reverse recovery time (e.g., much faster), the 2CL71A might introduce performance trade-offs. Always verify the forward voltage drop at your typical operating current, and be aware that the 2CL71A's 36V Vf @ 10mA is quite high and might require adjustments if the original part had a much lower Vf.
What are the unstated design risks or practical challenges of achieving the Diotec 2CL71A's 8000V reverse voltage rating in a real-world circuit, beyond just the diode's specification?
Achieving the Diotec 2CL71A's 8000V reverse voltage rating in practice involves more than just selecting the diode. The primary risk lies in the surrounding circuit's insulation and creepage distances. Any breakdown in the PCB traces, connectors, or component leads adjacent to the 2CL71A can provide a lower impedance path for breakdown, effectively bypassing the diode's intended function. Ensure adequate spacing between high-voltage points and other conductors, and use appropriate insulation materials. Consider transient voltage suppressors (TVS diodes) or varistors in parallel with the 2CL71A to absorb voltage spikes that could exceed its rated breakdown voltage. The 2µA leakage at 8000V is also a factor in low-power applications and needs to be accounted for in the overall circuit design.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
2CL71A CAD Models
Diotec Semiconductor 2CL71A PCB symbols & footprints
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