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Product Detailed Parameters
- Description：DIODE ZENER ARRAY 7.5V SOT-23-3
- Series：AZ23
- Mfr：Vishay General Semiconductor - Diodes Division
- Package：Tape & Reel (TR)
- Configuration：1 Pair Common Anode
- Voltage - Zener (Nom) (Vz)：7.5 V
- Tolerance：±5%
- Power - Max：300 mW
- Impedance (Max) (Zzt)：7 Ohms
- Current - Reverse Leakage @ Vr：100 nA @ 5 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
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Overview
The AZ23C7V5-HE3-08 is a dual common anode silicon planar Zener diode array from the Vishay AZ23 series, housed in an SOT-23 surface-mount package. It features a nominal Zener voltage of 7.5 V with a standard tolerance of ±5%. The device operates within a temperature range of -55 °C to +150 °C and provides ESD protection exceeding 8 kV via the human body model. Electrical characteristics include a maximum reverse leakage current of 0.1 µA at 6 V and a dynamic resistance of 7 Ω at a test current of 5 mA.
Feature Summary
- Dual common anode configuration for space-efficient circuit design
- ESD capability compliant with AEC-Q101 standards
- RoHS-compliant construction utilizing advanced planar technology
Applications
- Voltage reference circuits requiring dual independent references
- Clamping applications for sensitive electronic inputs
- Protection stages in automotive-grade electronic modules
Procurement Notes
Verify component authenticity through authorized distribution channels. Confirm that the specific ordering suffix matches the required tape-and-reel packaging format. Ensure compliance with RoHS directives and check for any end-of-life notifications prior to finalizing procurement orders.
Selection Notes
Select this variant when a dual common anode topology is required alongside a precise 7.5 V reference point. Consider the ±5% tolerance specification against circuit requirements. Evaluate the thermal resistance parameters to ensure adequate heat dissipation under continuous operating conditions.
Part Context
This component belongs to the broader AZ23 series of small signal Zener diodes manufactured by Vishay Semiconductors. The series offers various voltage grades and tolerance options across multiple package types. The HE3 designation indicates a specific lead-free and halogen-free manufacturing process.
Replacement Considerations
AZ23B7V5-HE3-08 (±2% tolerance)
FAQ
What is the dynamic resistance of the AZ23C7V5-HE3-08?
The dynamic resistance is specified as a maximum of 7 Ω when tested at a current of 5 mA.
Does the AZ23C7V5-HE3-08 meet automotive reliability standards?
Yes, the device is qualified according to the AEC-Q101 standard for stress test qualification of integrated circuits.
What is the maximum power dissipation on an FR-4 board?
The maximum power dissipation is rated at 300 mW when mounted on an FR-4 board using the recommended soldering footprint.
