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Product Detailed Parameters
- Description：DIODE ZENER ARRAY 12V SOT-23-3
- Series：DZ23
- Mfr：Vishay General Semiconductor - Diodes Division
- Package：Tape & Reel (TR),Cut Tape (CT)
- Configuration：1 Pair Common Cathode
- Voltage - Zener (Nom) (Vz)：12 V
- Tolerance：±5%
- Power - Max：300 mW
- Impedance (Max) (Zzt)：20 Ohms
- Current - Reverse Leakage @ Vr：100 nA @ 9 V
- Operating Temperature：-55°C ~ 150°C
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- pa_package-case：
- Supplier Device Package：SOT-23-3
- Voltage - Forward (Vf) (Max) @ If：-
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Overview
The DZ23C12-E3-18 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 12 V with a standard tolerance of ±5 %. The device operates within a test current range of 2 mA to 5 mA and features a maximum reverse leakage current of 0.1 μA at 9 V. Electrical characteristics include a dynamic resistance (ZZ) of 20 Ω at IZT1 and 90 Ω at IZT2. The component supports an operating temperature range from -55 °C to +150 °C and offers ESD protection exceeding 8 kV via the human body model.
Feature Summary
- Dual common cathode configuration for space-efficient circuit designs
- ESD capability compliant with AEC-Q101 standards
- RoHS-compliant commercial grade construction
Applications
- Voltage reference circuits requiring stable low-voltage regulation
- Protection against electrostatic discharge in sensitive electronics
- Clamping applications in signal processing paths
Procurement Notes
Verify the specific ordering suffix to confirm reel dimensions and minimum order quantities. Confirm RoHS compliance status and ensure the selected variant matches the required thermal resistance specifications for the target application environment.
Selection Notes
Select this component when a dual common cathode arrangement is necessary within a compact SOT-23 footprint. Ensure the design accounts for the specified dynamic resistance values and verify that the power dissipation limits align with the expected ambient temperature conditions.
Part Context
This part belongs to the DZ23 series of small signal Zener diodes manufactured by Vishay Semiconductors. The series covers a wide voltage range from 2.2 V to 75 V, utilizing standardized E24 grading for consistent voltage tolerances across different product variants.
Replacement Considerations
Direct replacements within the same family include other DZ23Cxx-E3-18 variants with different voltage ratings. Cross-manufacturer equivalents should be evaluated based on matching package dimensions, thermal characteristics, and electrical parameters.
FAQ
What is the ESD protection rating for the DZ23C12-E3-18?
The device meets AEC-Q101 ESD capability requirements, offering protection greater than 8 kV using the human body model and greater than 800 V using the machine model.
How does the dynamic resistance vary for this component?
The dynamic resistance (ZZ) is specified as 20 Ω maximum at the primary test current (IZT1) and 90 Ω maximum at the secondary test current (IZT2).
Is the DZ23C12-E3-18 qualified for automotive applications?
The base P/N-E3 version is a commercial grade part. Automotive qualification (AEC-Q101) is available only for the HE3_A variant within the DZ23 series.
