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1N5531C
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Product Detailed Parameters
- Description：DIODE ZENER 11V 500MW DO204AH
- Series：-
- Mfr：Microchip Technology
- Package：Bulk
- Voltage - Zener (Nom) (Vz)：11 V
- Tolerance：±2%
- Power - Max：500 mW
- Impedance (Max) (Zzt)：80 Ohms
- Current - Reverse Leakage @ Vr：50 nA @ 9.9 V
- Operating Temperature：-65°C ~ 175°C (TJ)
- Mounting Type：Through Hole
- Package / Case：DO-204AH, DO-35, Axial
- Voltage - Forward (Vf) (Max) @ If：1.1 V @ 200 mA
- Grade：-
- Qualification：-
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Overview
The Microchip Technology 1N5531C is a low voltage avalanche Zener diode with a nominal breakdown voltage of 11 V and a maximum power dissipation of 500 mW. It features a tight tolerance of ±2% and is housed in an axial-lead DO-204AH (DO-35) glass package. The device supports a wide operating junction temperature range from -65°C to +175°C, ensuring reliability in demanding environments.
Feature Summary
- Utilizes low voltage avalanche technology for stable regulation
- Provides high precision voltage reference capabilities
- Constructed with internal metallurgical bond for durability
Applications
- Precision voltage regulation circuits
- Voltage reference standards
- Overvoltage protection systems
Procurement Notes
Verify the specific suffix requirements against the MIL-PRF-19500/437 standard to ensure correct qualification level. Confirm RoHS compliance status as military variants may differ from commercial grades. Validate package dimensions and lead finish specifications prior to integration into PCB layouts.
Selection Notes
Select this component when precise 11 V regulation is required within a compact axial package. Consider the ±2% tolerance for applications needing tighter accuracy than standard 5% devices. Evaluate thermal management needs given the 500 mW power rating and extended temperature range capabilities.
Part Context
This part belongs to the 1N5518 through 1N5546 series of 0.5 W axial-leaded glass Zener voltage regulators. The series offers a broad selection of voltages from 3.3 to 33 volts with various tolerance options. These components are widely used in military and aerospace applications requiring robust performance.
Replacement Considerations
JAN1N5531C-1/TR
FAQ
What is the maximum reverse leakage current specified for this device?
The datasheet specifies a maximum reverse leakage current of 50 nA at 9.9 V.
Does this component feature an internal metallurgical bond?
Yes, the 1N5531C includes an internal metallurgical bond option for enhanced mechanical stability.
