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Product Detailed Parameters
- Description：DIODE ZENER ARRAY 8.2V SOT-23-3
- Series：AZ23
- Mfr：Vishay General Semiconductor - Diodes Division
- Package：Tape & Reel (TR)
- Configuration：1 Pair Common Anode
- Voltage - Zener (Nom) (Vz)：8.2 V
- Tolerance：±5%
- Power - Max：300 mW
- Impedance (Max) (Zzt)：7 Ohms
- Current - Reverse Leakage @ Vr：100 nA @ 6 V
- 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 AZ23C8V2-HE3-08 is a dual silicon planar Zener diode array in an SOT-23 package. It features a common anode configuration with two independent Zener elements. The nominal Zener voltage is 8.2 V, with a tolerance of ±5%. Electrical characteristics include a maximum reverse leakage current of 0.1 µA at 7 V and a dynamic resistance of 7 Ω at a test current of 5 mA. The device supports a junction temperature up to 150 °C and is qualified to AEC-Q101 standards for automotive reliability.
Feature Summary
- Dual Zener diodes integrated into a single compact surface-mount package
- Common anode circuit configuration for simplified biasing
- Qualified to AEC-Q101 automotive reliability standards
- High electrostatic discharge protection capability
Applications
- Voltage reference circuits requiring dual rails
- Clamping and protection stages in automotive electronics
- Signal conditioning and level shifting applications
Procurement Notes
Verify the complete ordering code matches the required specifications. Confirm that the suffix indicates AEC-Q101 qualification and RoHS compliance. Ensure the tape and reel quantity aligns with production requirements before finalizing the purchase order.
Selection Notes
Select this component when a dual Zener array with a common anode is required in a small footprint. Verify that the 8.2 V nominal voltage and ±5% tolerance meet the circuit design constraints. Check thermal dissipation limits against the expected operating ambient temperature.
Part Context
This part belongs to the Vishay AZ23 series of small signal Zener diodes. The series offers various voltage options graded to the E24 standard. The 'HE3_A' suffix denotes AEC-Q101 qualification and Green Molding Compound compliance.
Replacement Considerations
AZ23C8V2-E3-08 (Commercial grade, non-automotive)
FAQ
What is the dynamic resistance of the AZ23C8V2-HE3-08?
The dynamic resistance (ZZ) is specified as a maximum of 7 Ω at a test current of 5 mA.
Does the HE3_A suffix indicate a functional difference from the base model?
Yes, the HE3_A suffix indicates that the device is qualified to AEC-Q101 standards and uses Green Molding Compound, whereas the base model may be commercial grade.
What is the maximum reverse leakage current for this device?
The maximum reverse leakage current (IR) is 0.1 µA when measured at a reverse voltage of 7 V.
