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Product Detailed Parameters
- Description：DIODE ZENER ARRAY 43V SOT-23-3
- Series：DZ23
- Mfr：Vishay General Semiconductor - Diodes Division
- Package：Tape & Reel (TR)
- Configuration：1 Pair Common Cathode
- Voltage - Zener (Nom) (Vz)：43 V
- Tolerance：±5%
- Power - Max：300 mW
- Impedance (Max) (Zzt)：60 Ohms
- Current - Reverse Leakage @ Vr：100 nA @ 32 V
- Operating Temperature：150°C (TJ)
- Grade：Automotive
- Qualification：AEC-Q101
- Mounting Type：Surface Mount
- pa_package-case：
- Supplier Device Package：SOT-23-3
- Voltage - Forward (Vf) (Max) @ If：-
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Overview
The DZ23C43-HE3_A-08 is a silicon planar Zener diode from the Vishay DZ23 series, housed in an SOT-23 surface-mount package. It features a nominal Zener voltage of 43 V with a standard tolerance of ±5 %. The device operates within a junction temperature range of -55 °C to +150 °C and dissipates up to 300 mW on an FR-4 board. It is AEC-Q101 qualified for automotive applications and offers high ESD protection exceeding 8 kV via the human body model.
Feature Summary
- AEC-Q101 qualified for automotive reliability standards
- High electrostatic discharge robustness exceeding 8 kV HBM
- RoHS-compliant construction with HE3_A ordering suffix
Applications
- Automotive electronic circuits requiring AEC-Q101 compliance
- Voltage reference and regulation tasks
- Protection against overvoltage transients
Procurement Notes
Verify that the specific part number includes the HE3_A suffix to confirm AEC-Q101 qualification status. Ensure the procurement documentation explicitly references the Vishay datasheet document number 86346 for accurate electrical parameter validation. Confirm RoHS compliance details match the HE3_A designation requirements.
Selection Notes
Select this component when a 43 V Zener voltage with ±5 % tolerance is required in an SOT-23 footprint. Consider the 300 mW power dissipation limit on FR-4 boards during thermal design. Verify that the operating environment falls within the specified -55 °C to +150 °C junction temperature range for reliable performance.
Part Context
This device belongs to the DZ23 series of small signal Zener diodes manufactured by Vishay Semiconductors. The series provides graded Zener voltages according to the international E24 standard. The HE3_A suffix specifically denotes RoHS-compliant devices that are also qualified under the AEC-Q101 automotive standard.
Replacement Considerations
DZ23C43-E3-08
FAQ
What is the maximum power dissipation on an FR-4 board?
The maximum power dissipation is 300 mW when mounted on an FR-4 board with the recommended soldering footprint.
What is the ESD capability of this component?
The component has an ESD capability exceeding 8 kV according to the human body model and exceeds 800 V according to the machine model, as per AEC-Q101.
What is the test current for the Zener voltage specification?
The test current (IZT) for the Zener voltage specification is 2 mA.
