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Product Detailed Parameters
- Description：DIODE ZENER ARRAY 18V 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)：18 V
- Tolerance：±5%
- Power - Max：300 mW
- Impedance (Max) (Zzt)：50 Ohms
- Current - Reverse Leakage @ Vr：100 nA @ 14 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 AZ23C18-G3-18 is a silicon planar Zener diode array manufactured by Vishay General Semiconductor - Diodes Division. It features a dual common anode configuration within a SOT-23 surface-mount package. The nominal Zener voltage is 18 V with a tolerance of ±5 %. Electrical characteristics include a maximum reverse leakage current of 0.05 μA at 14 V and a dynamic resistance of 45 Ω at a test current of 5 mA. The device supports a maximum power dissipation of 300 mW on an FR-4 board and operates across a temperature range of -55 °C to +150 °C.
Feature Summary
- Dual common anode configuration for integrated circuit protection
- Silicon planar construction ensuring high reliability
- ESD capability exceeding 8 kV via human body model
Applications
- Voltage reference circuits requiring dual channels
- Input/output protection in portable electronics
- Clamping applications in signal conditioning
Procurement Notes
Verify the specific ordering suffix against the manufacturer's documentation to confirm reel size and tape specifications. Confirm RoHS compliance status and material categorization details directly from the official datasheet before finalizing procurement orders.
Selection Notes
Select this component when a dual common anode topology is required for space-constrained designs. Ensure the operating voltage aligns with the 18 V nominal specification and verify that the thermal resistance limits are respected within the target application environment.
Part Context
This part belongs to the AZ23-G series, which provides various Zener voltage options graded according to the E24 standard. The 'G3' designation indicates green commercial grade packaging, while the '-18' suffix specifies the 10,000-unit reel format.
Replacement Considerations
AZ23C18-E3-18
FAQ
What is the marking code for the AZ23C18-G3-18?
The marking code for this device is D61.
What is the dynamic resistance at the test current?
The dynamic resistance (ZZ) is 45 Ω at a test current (IZT1) of 5 mA.
Is this component AEC-Q101 qualified?
Standard versions are not explicitly listed as qualified; AEC-Q101 qualification is available upon request from the manufacturer.
