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1N4744AHB0G
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Product Detailed Parameters
- Description：DIODE ZENER 15V 1W DO204AL
- Series：-
- Mfr：Taiwan Semiconductor Corporation
- Package：Bulk
- Voltage - Zener (Nom) (Vz)：15 V
- Tolerance：±5%
- Power - Max：1 W
- Impedance (Max) (Zzt)：14 Ohms
- Current - Reverse Leakage @ Vr：5 µA @ 11.4 V
- Operating Temperature：-55°C ~ 150°C (TJ)
- Mounting Type：Through Hole
- Package / Case：DO-204AL, DO-41, Axial
- Voltage - Forward (Vf) (Max) @ If：-
- Grade：Automotive
- Qualification：AEC-Q101
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Overview
The 1N4744AHB0G is a Zener diode manufactured by Taiwan Semiconductor Corporation. It features a nominal Zener voltage of 15 V with a tolerance of 5%. The device has a maximum power dissipation of 1 W and operates in the through-hole DO-41-2 package. Key electrical parameters include a maximum reverse leakage current of 5 uA, a Zener impedance of 14 Ohms, and a test current of 17 mA. It is qualified to AEC-Q101 standards and supports an operating temperature range from -55 C to +150 C.
Feature Summary
- AEC-Q101 automotive qualification for enhanced reliability
- Hermetically sealed glass construction for durability
- Double slug type design for thermal stability
Applications
- Automotive voltage regulation circuits
- General purpose voltage reference applications
- Protection against overvoltage transients
Procurement Notes
Verify component authenticity and supply chain integrity directly with Taiwan Semiconductor or authorized distributors. Confirm that the specific suffix matches the required automotive grade specifications. Ensure compliance with RoHS and REACH directives as indicated in official documentation before finalizing procurement orders.
Selection Notes
Select this component when automotive-grade reliability is required for 15 V regulation tasks. The DO-41-2 package suits through-hole mounting requirements. Verify that the 1 W power rating and 150 C junction temperature capability align with the thermal management design of the target application circuit.
Part Context
This part belongs to the 1N4744AH series of Zener diodes produced by Taiwan Semiconductor. The series provides standardized voltage regulation solutions utilizing silicon planar technology. The specific model integrates hermetic sealing and automotive qualification to meet stringent industry standards for harsh environments.
Replacement Considerations
Cross-reference with other manufacturers offering 1N4744 equivalents such as Nexperia or Microchip. Ensure substitute parts maintain identical 15 V Zener voltage, 1 W power rating, and DO-41 package dimensions. Verify that any replacement also meets AEC-Q101 requirements if used in automotive contexts.
