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Product Detailed Parameters
- Description：DIODE ZENER ARRAY 51V SOT-23
- Series：-
- Mfr：Panjit International Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Configuration：1 Pair Common Anode
- Voltage - Zener (Nom) (Vz)：51 V
- Tolerance：±5%
- Power - Max：300 mW
- Impedance (Max) (Zzt)：100 Ohms
- Current - Reverse Leakage @ Vr：100 nA @ 38 V
- Operating Temperature：-55°C ~ 150°C (TJ)
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- pa_package-case：
- Supplier Device Package：SOT-23
- Voltage - Forward (Vf) (Max) @ If：-
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Overview
The AZ23C51_R1_00001 is a dual surface mount Zener diode from the Panjit AZ23C series, housed in an SOT-23 package. It features a common anode configuration with two independent Zener junctions sharing a single terminal. The nominal Zener voltage is 51 V, with a tolerance range of 48.45 V to 53.55 V at a test current of 5 mA. Maximum power dissipation is rated at 300 mW, and the device supports an operating temperature range from -55°C to +150°C. Electrical characteristics include a maximum Zener impedance of 100 Ω and a maximum reverse leakage current of 0.1 μA.
Feature Summary
- Dual Zener diodes integrated into a single compact SOT-23 package for space-efficient circuit designs.
- Common anode configuration allows for simplified biasing and routing in dual-supply or reference applications.
- Compliant with EU RoHS directives and manufactured using halogen-free green molding compounds.
Applications
- Voltage reference circuits requiring dual stable potentials.
- Clamping and protection stages in signal processing paths.
- Biasing networks in transistor amplifier stages.
Procurement Notes
Verify the specific ordering suffix against official documentation to confirm packaging type and marking codes. Confirm that the component meets all required environmental standards for the intended deployment environment before finalizing procurement orders.
Selection Notes
Select this component when a dual Zener solution with a common anode topology is required within a limited footprint. Ensure the 300 mW power rating and 51 V breakdown voltage align with the circuit's operational limits and thermal management capabilities.
Part Context
This part belongs to the AZ23C series of dual surface mount Zener diodes produced by Panjit International Inc. The series offers various voltage options ranging from 2.4 V to 51 V, all utilizing the same SOT-23 mechanical outline to facilitate automated insertion and standardized PCB layouts.
Replacement Considerations
Direct replacements must match the SOT-23-3 package, common anode configuration, and 51 V nominal voltage. Verify electrical parameters such as Zener impedance and leakage current against the original datasheet specifications to ensure circuit compatibility.
FAQ
What is the marking code for the AZ23C51?
The marking code for the AZ23C51 is D32.
What is the maximum reverse leakage current specified for this device?
The maximum reverse leakage current is 0.1 μA at a reverse voltage of 38.0 V.
Is this component suitable for high-reliability aerospace applications?
No, the manufacturer explicitly states that these products are not designed or authorized for equipment requiring high levels of reliability, such as aerospace machinery.
