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Product Detailed Parameters
- Description：DIODE ZENER 12V 10W DO213AA
- Series：-
- Mfr：Microchip Technology
- Package：Bulk
- Voltage - Zener (Nom) (Vz)：12 V
- Tolerance：±5%
- Power - Max：10 W
- Impedance (Max) (Zzt)：3 Ohms
- Current - Reverse Leakage @ Vr：10 µA @ 9.1 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 1N2976RB is a single Zener diode manufactured by Microchip Technology, featuring a nominal regulation voltage of 12 V and a power dissipation rating of 10 W. It exhibits a tolerance of ±5% and operates within the DO-213AA (DO-4) package style. The device supports chassis or stud mounting configurations and utilizes internal solder bond construction with hermetic sealing. Key electrical characteristics include a maximum Zener impedance of 3 Ohms and a test current of 210 mA.
Feature Summary
- Hermetically sealed welded construction for environmental protection
- Internal solder bond construction ensuring mechanical stability
- Designed for chassis or stud mounting applications
Applications
- High-power voltage regulation circuits
- Industrial equipment requiring hermetic sealing
- Military and aerospace electronic systems
Procurement Notes
Verify the specific suffix designation to confirm exact tolerance and packaging variations. Ensure compatibility with existing thermal management solutions due to the 10 W power rating. Confirm that the DO-213AA footprint matches the target PCB or chassis mount design. Cross-reference datasheets from authorized distributors to validate current availability status.
Selection Notes
Select this component when high power handling and hermetic reliability are required. The 12 V regulation point suits specific reference needs. Consider the stud mount option for efficient heat dissipation in constrained spaces. Verify impedance specifications against circuit sensitivity requirements before integration into final designs.
Part Context
This part belongs to the standard Zener diode family produced by Microchip Technology. It shares structural similarities with other hermetically sealed variants in the series. The DO-4 package style provides robust mechanical support for high-power operations. It serves as a reliable voltage reference solution in demanding environments.
Replacement Considerations
- 1N2976R
- 1N2976RA
FAQ
What is the mounting type for the 1N2976RB?
The 1N2976RB supports both chassis and stud mounting configurations.
Is the 1N2976RB hermetically sealed?
Yes, the device features hermetically sealed welded construction with internal solder bonds.
