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Product Detailed Parameters
- Description：DIODE ZENER ARRAY 2.7V SOT-23-3
- Series：DZ23
- Mfr：Vishay General Semiconductor - Diodes Division
- Package：Tape & Reel (TR)
- Configuration：1 Pair Common Cathode
- Voltage - Zener (Nom) (Vz)：2.7 V
- Tolerance：±5%
- Power - Max：300 mW
- Impedance (Max) (Zzt)：83 Ohms
- Current - Reverse Leakage @ Vr：-
- Operating Temperature：-55°C ~ 150°C
- 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 Vishay DZ23C2V7-HE3-08 is a silicon planar Zener diode in the DZ23 series, housed in an SOT-23 package. It features a nominal Zener voltage of 2.7 V with a ±5 % tolerance and operates at a test current of 5 mA. The device has a maximum reverse leakage current of 20 µA at 1 V and a dynamic resistance of 83 Ω at IZT1. It is AEC-Q101 qualified for automotive applications, offering ESD protection exceeding 8 kV (HBM) and 800 V (MM). Power dissipation reaches 500 mW on FR-4 boards, with an operating temperature range from -55 °C to +150 °C.
Feature Summary
- AEC-Q101 qualified for automotive reliability
- High electrostatic discharge robustness
- RoHS-compliant construction
Applications
- Automotive voltage regulation circuits
- ESD protection networks
- Reference voltage generation
Procurement Notes
Verify the specific ordering code suffix against the manufacturer's documentation to confirm the exact tape-and-reel quantity and packaging format. Ensure that the component selection aligns with the required thermal management specifications for the intended application environment.
Selection Notes
Select this component when a precise 2.7 V reference is needed within a compact surface-mount footprint. Consider the low dynamic resistance and tight voltage tolerance for stable performance in sensitive analog signal paths or precision power supply designs.
Part Context
This part belongs to the Vishay DZ23 series of small-signal Zener diodes. The series provides a wide range of standard Zener voltages graded according to the international E24 standard, all packaged in the space-efficient SOT-23 form factor suitable for automated assembly processes.
Replacement Considerations
Cross-reference with other AEC-Q101 qualified Zener diodes in the SOT-23 package having a 2.7 V nominal voltage and similar electrical characteristics. Verify pinout compatibility and thermal resistance values before substitution.
FAQ
What is the ESD protection rating for the DZ23C2V7-HE3-08?
The device offers an ESD capability of greater than 8 kV according to the human body model and greater than 800 V according to the machine model, as per AEC-Q101 standards.
What is the maximum power dissipation on an FR-4 board?
On an FR-4 board with the recommended soldering footprint, the maximum power dissipation is 300 mW.
Is this component RoHS compliant?
Yes, the HE3_A suffix indicates that the component is RoHS-compliant and AEC-Q101 qualified.
