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Product Detailed Parameters
- Description：DIODE ZENER ARRAY 12V SOT-23-3
- Series：AZ23-G
- Mfr：Vishay General Semiconductor - Diodes Division
- Package：Tape & Reel (TR)
- Configuration：1 Pair Common Anode
- 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
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Overview
The AZ23C12-G3-08 is a dual common anode silicon planar Zener diode array from the Vishay AZ23-G series. It provides two independent voltage regulation channels within a single SOT-23 package. The nominal Zener voltage is 12 V with a tolerance of ±5 %. Electrical characteristics are defined at a test current of 5 mA, featuring a maximum reverse leakage current of 0.1 µA and a dynamic impedance of 20 Ω. The device supports a junction temperature up to 150 °C and operates within a range of -55 °C to +150 °C.
Feature Summary
- Dual common anode configuration for space-efficient circuit design
- Silicon planar technology ensuring stable voltage regulation
- ESD protection capability exceeding 8 kV via human body model
Applications
- Voltage reference circuits requiring dual rails
- Overvoltage protection for sensitive input lines
- Clamping applications in signal conditioning paths
Procurement Notes
Verify the specific ordering suffix against official documentation to confirm reel size and tape specifications. Confirm RoHS compliance status through the manufacturer's material categorization documents before finalizing procurement orders.
Selection Notes
Select this component when dual-channel regulation is required in a minimal footprint. Ensure the operating current remains near the specified 5 mA test point to maintain accurate voltage tolerance. Verify thermal dissipation limits if ambient temperatures approach the upper operational boundary.
Part Context
This part belongs to the AZ23-G series of small signal Zener diodes manufactured by Vishay Semiconductors. The series offers various voltage grades standardized according to the E24 series, providing consistent performance across different voltage ratings within the same physical package format.
Replacement Considerations
AZ23B12-G3-08 (±2% tolerance variant)
FAQ
What is the marking code for the AZ23C12-G3-08?
The marking code for this device is D57.
Does the AZ23C12-G3-08 have AEC-Q101 qualification?
Standard parts in this series are not AEC-Q101 qualified; qualified versions are available upon request directly from the manufacturer.
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.
