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1N4743AT9-E
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Product Detailed Parameters
- Description：RECTIFIER DIODE
- Series：*
- Mfr：Renesas Electronics Corporation
- Package：Bulk
- Voltage - Zener (Nom) (Vz)：-
- Tolerance：-
- Power - Max：-
- Impedance (Max) (Zzt)：-
- Current - Reverse Leakage @ Vr：-
- Operating Temperature：-
- Mounting Type：-
- Package / Case：-
- Grade：-
- Qualification：-
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Overview
The 1N4743AT9-E is a silicon planar Zener diode manufactured by Renesas Electronics Corporation. It is designed for stabilized power supply applications and voltage regulation. The component operates in the DO-41 axial leaded package, providing a nominal Zener voltage of 6.2V with a tolerance of 5%. It features a maximum power dissipation of 1W at ambient temperature. The device is rated for a continuous forward current and maintains stable performance across a specified operating temperature range.
Feature Summary
- Engineered for precise voltage regulation in stabilized power supplies
- Utilizes silicon planar technology for reliable operation
- Provides robust protection against voltage fluctuations
Applications
- Stabilized DC power supply circuits
- Voltage reference applications
- Overvoltage protection stages
Procurement Notes
Verify the specific suffix 'T9' against the manufacturer's official datasheet to confirm tape-and-reel packaging requirements. Ensure the part number matches the exact Renesas specification for the 1N4743A variant. Confirm RoHS compliance status as indicated in the latest product documentation before finalizing procurement orders.
Selection Notes
Select this component when a 6.2V Zener voltage with 5% tolerance is required in an axial package. Consider the 1W power rating for thermal management in the design. Verify that the DO-41 footprint aligns with the PCB layout constraints. Ensure the operating temperature range meets the environmental conditions of the target application.
Part Context
This component belongs to the standard 1N47xx series of Zener diodes, widely used for basic voltage regulation tasks. Renesas produces this variant under the 1N4743AT9-E designation, adhering to established industry pinouts and electrical characteristics for this class of semiconductor devices.
Replacement Considerations
Compatible substitutes include other manufacturers' 1N4743A variants meeting the same 6.2V/1W/DO-41 specifications. Verify electrical parameters such as impedance and test current match the original design requirements before substitution.
