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Product Detailed Parameters
- Description：DIODE ZENER ARRAY 11V SOT-23-3
- Series：DZ23
- Mfr：Vishay General Semiconductor - Diodes Division
- Package：Tape & Reel (TR)
- Configuration：1 Pair Common Cathode
- Voltage - Zener (Nom) (Vz)：11 V
- Tolerance：±5%
- Power - Max：300 mW
- Impedance (Max) (Zzt)：6 Ohms
- Current - Reverse Leakage @ Vr：100 nA @ 8.5 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 DZ23C11-HE3_A-08 is a silicon planar Zener diode from the Vishay DZ23 series, housed in an SOT-23 surface-mount package. It provides a nominal Zener voltage of 11 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 500 mW on lead-mounted configurations or 300 mW on FR-4 boards. It features AEC-Q101 qualification for automotive reliability, offering high ESD protection exceeding 8 kV via the human body model.
Feature Summary
- AEC-Q101 qualified for automotive-grade reliability
- High electrostatic discharge (ESD) capability exceeding 8 kV HBM
- RoHS-compliant construction without halogenated additives
Applications
- Voltage reference circuits requiring stable DC levels
- Overvoltage protection stages in sensitive electronics
- Clamping applications in automotive electronic modules
Procurement Notes
Verify component authenticity by cross-referencing the manufacturer's document number 86346 and revision 1.2 against official Vishay channels. Confirm that the specific HE3_A suffix aligns with required AEC-Q101 automotive standards before finalizing acquisition.
Selection Notes
Select this component when a precise 11 V reference is needed in space-constrained designs utilizing the SOT-23 footprint. Ensure thermal management accommodates the specified power dissipation limits under maximum ambient operating conditions.
Part Context
This part belongs to the DZ23 series of small signal Zener diodes manufactured by Vishay General Semiconductor - Diodes Division. The series encompasses various voltage grades standardized according to the international E24 series, providing consistent performance across different voltage ratings.
Replacement Considerations
Direct replacements include other DZ23 series variants such as DZ23C11-E3-08 or DZ23C11-G3-08. Verify that substitute parts meet identical AEC-Q101 qualification requirements if automotive compliance is mandatory.
FAQ
What is the dynamic resistance of the DZ23C11-HE3_A-08?
The dynamic resistance at the test current IZT1 is specified as a maximum of 20 Ω.
Does the DZ23C11-HE3_A-08 have a negative or positive temperature coefficient?
It exhibits a positive temperature coefficient ranging from 5 to 9 x 10⁻⁴/°C.
What is the maximum reverse leakage current for this device?
The maximum reverse leakage current is 0.1 μA when measured at a reverse voltage of 8.5 V.
