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Product Detailed Parameters
- Description：DIODE ZENER 39V 10W DO213AA
- Series：-
- Mfr：Microchip Technology
- Package：Bulk
- Voltage - Zener (Nom) (Vz)：39 V
- Tolerance：±5%
- Power - Max：10 W
- Impedance (Max) (Zzt)：11 Ohms
- Current - Reverse Leakage @ Vr：10 µA @ 29.7 V
- Operating Temperature：-65°C ~ 175°C
- Mounting Type：Chassis, Stud Mount
- Package / Case：DO-203AA, DO-4, Stud
- Voltage - Forward (Vf) (Max) @ If：1.5 V @ 2 A
- Grade：-
- Qualification：-
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Overview
The 1N2992RB is a 39V, 10W Zener diode manufactured by Microchip Technology. It features a ±5% tolerance and operates in a DO-213AA (DO-4R) stud-mount package. The device exhibits a reverse current of 65mA and an impedance of 11 Ohms at the specified test conditions.
Feature Summary
- High power dissipation capability of 10 watts for robust voltage regulation
- Stud-mount construction designed for efficient thermal management and chassis mounting
- Precision voltage tolerance of ±5% ensuring stable reference performance
Applications
- Chassis-mounted voltage regulation circuits
- High-power industrial power supply protection
- Overvoltage clamping in heavy-duty electronic systems
Procurement Notes
Verify the manufacturer designation as Microchip Technology or its predecessor Microsemi Corporation to ensure component authenticity. Confirm the specific suffix RB corresponds to the required tolerance and packaging configuration. Request official datasheets to validate electrical parameters against application requirements before finalizing procurement decisions.
Selection Notes
Select this component when high power handling and direct chassis mounting are required. The stud-mount design facilitates heat sinking compared to standard leaded packages. Ensure the circuit environment supports the physical dimensions and thermal characteristics inherent to the DO-213AA form factor for optimal performance.
Part Context
This part belongs to the 1N2992 series of 10-watt silicon Zener diodes produced by Microsemi Corporation, now part of Microchip Technology. The series provides high-power voltage regulation solutions utilizing rugged stud-mount technology suitable for demanding industrial and commercial applications requiring reliable overvoltage protection.
Replacement Considerations
Compatible substitutes include other 10W, 39V Zener diodes in DO-213AA packages from manufacturers such as Littelfuse or Vishay. Verify that replacement parts match the exact voltage tolerance and thermal resistance specifications to maintain system integrity.
