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1N4683
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Product Detailed Parameters
- Description：DIODE ZENER 3V 500MW DO7
- Series：-
- Mfr：Microchip Technology
- Package：Bulk
- Voltage - Zener (Nom) (Vz)：3 V
- Tolerance：±5%
- Power - Max：500 mW
- Impedance (Max) (Zzt)：-
- Current - Reverse Leakage @ Vr：800 nA @ 1 V
- Operating Temperature：-65°C ~ 175°C
- Mounting Type：Through Hole
- Package / Case：DO-204AA, DO-7, Axial
- Voltage - Forward (Vf) (Max) @ If：1.1 V @ 200 mA
- Grade：-
- Qualification：-
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Overview
The Microchip Technology 1N4683 is a silicon Zener diode designed for voltage regulation applications. It features a nominal Zener voltage of 3.0 V with a tolerance of 5 percent and a maximum power dissipation of 0.5 W. The device utilizes a DO-7-2 through-hole package, providing a single unidirectional configuration. It operates within a temperature range from -65 C to +175 C and includes a test current specification of 50 uA.
Feature Summary
- Hermetically sealed glass surface mount or through-hole construction ensuring environmental stability
- Low test current operation enabling precise voltage regulation at minimal bias levels
- Wide operating temperature range suitable for demanding industrial environments
Applications
- Precision voltage reference circuits requiring stable low-voltage regulation
- Overvoltage protection stages in sensitive electronic systems
- Clamping applications in signal conditioning pathways
Procurement Notes
Verify the specific suffix designation against official Microchip documentation to confirm exact package type and compliance status. Ensure the selected variant matches the required thermal and electrical specifications for the target application environment before procurement.
Selection Notes
Select this component when a reliable 3.0 V regulation point is needed in a standard axial leaded package. Consider the 0.5 W power rating and wide temperature capability for robust designs. Confirm compatibility with existing board layouts utilizing the DO-7 form factor.
Part Context
This part belongs to the established 1N4678 series family of Zener diodes manufactured by Microchip Technology. It serves as a surface-mount or through-hole equivalent to legacy JEDEC registered components, offering modern manufacturing reliability while maintaining pin-out compatibility with traditional designs.
Replacement Considerations
Cross-reference with other manufacturers' 1N4683 equivalents only if electrical parameters match exactly. Verify package dimensions and hermetic sealing requirements differ between suppliers.
