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1N4719
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Product Detailed Parameters
- Description：DIODE STANDARD 50V 3A AXIAL
- Series：-
- Mfr：Microchip Technology
- Package：Bulk
- Technology：Standard
- Voltage - DC Reverse (Vr) (Max)：50 V
- Current - Average Rectified (Io)：3A
- Voltage - Forward (Vf) (Max) @ If：1 V @ 3 A
- Speed：Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr)：-
- Current - Reverse Leakage @ Vr：25 µA @ 1000 V
- Capacitance @ Vr, F：-
- Mounting Type：Through Hole
- Package / Case：Axial
- Supplier Device Package：Axial
- Operating Temperature - Junction：-65°C ~ 175°C
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Overview
The Microchip Technology 1N4719 is a standard Zener diode designed for voltage regulation and reference applications. It features a nominal Zener voltage of 5.6 V at a test current of 45 mA, with a maximum Zener impedance of 8 ohms. The device operates within a temperature range of -55°C to +175°C and is housed in an axial-lead DO-41 package. It provides a power dissipation rating of 1 W under specific thermal conditions.
Feature Summary
- Provides stable voltage regulation through controlled breakdown characteristics
- Capable of operation across extended industrial temperature ranges
- Utilizes robust axial-lead construction for reliable mounting
Applications
- Voltage reference circuits
- Overvoltage protection
- Clipper and clamper circuits
Procurement Notes
Verify the exact manufacturer part number against official Microchip Technology documentation to ensure authenticity. Confirm that the component meets all specified electrical parameters, including Zener voltage tolerance and power ratings, before integration into designs. Check for any specific ordering suffixes that may indicate packaging or testing variations.
Selection Notes
Select this component when a precise 5.6 V reference is required in low-power applications. Ensure the circuit design accounts for the specified test current to maintain accuracy. Consider the thermal environment, as the device supports high operating temperatures, making it suitable for demanding industrial settings where stability is critical.
Part Context
This component belongs to the standard Zener diode family produced by Microchip Technology. These devices are widely used in electronic circuits requiring simple, cost-effective voltage regulation. The 1N4719 specifically addresses needs for moderate voltage levels with established reliability standards common in general-purpose electronics manufacturing.
Replacement Considerations
Consult official cross-reference guides for compatible substitutes. Verify that any alternative part matches the 5.6 V Zener voltage, 1 W power rating, and DO-41 package dimensions to ensure mechanical and electrical compatibility without redesigning the host circuit.
