Tongke Electronic Co., Ltd. is one of the most reliable manufacturers and suppliers of sod-323 zener diodes for compact voltage control in China. Please feel free to wholesale durable sod-323 zener diodes for compact voltage control for sale here from our factory. All products are with high quality and low price. For quotation, contact us now.
CTK SOD-323 Zener Diode - High Performance Manufacturer & Wholesale
Products Description
The CTK SOD-323 Zener Diode series is a premium line of electronic components designed for high-efficiency power management and signal integrity. As a dedicated manufacturer, we ensure that every SOD-323 Zener Diode is produced with the highest grade silicon and advanced packaging techniques. These devices offer a perfect balance of performance and reliability, making them ideal for both high-end industrial systems and mass-market consumer electronics. Our factory utilizes fully automated assembly lines to guarantee consistency across every batch. Whether you are looking for robust thermal performance or low leakage current, our Zener Diode solutions in the SOD-323 format provide the stability your circuits demand. We provide comprehensive technical support and detailed datasheets for all our wholesale partners.
| Type Number | Pd mW | Vznom | VZMi (V) | VZMax (V) | IR @ VR (uA) Max. | VR (Volts) | Package Outline | MPQ |
| TKBZT52B10S | 200 | 10 | 9.8 | 10.2 | 0.2 | 7 | SOD-323 | 3000 |
| TKBZT52B11S | 200 | 11 | 10.78 | 11.22 | 0.1 | 8 | SOD-323 | 3000 |
| TKBZT52B12S | 200 | 12 | 11.76 | 12.24 | 0.1 | 8 | SOD-323 | 3000 |
| TKBZT52B13S | 200 | 13 | 12.74 | 13.26 | 0.1 | 8 | SOD-323 | 3000 |
| TKBZT52B15S | 200 | 15 | 14.7 | 15.3 | 0.1 | 10.5 | SOD-323 | 3000 |
| TKBZT52B16S | 200 | 16 | 15.68 | 16.32 | 0.1 | 11.2 | SOD-323 | 3000 |
| TKBZT52B18S | 200 | 18 | 17.64 | 18.36 | 0.1 | 12.6 | SOD-323 | 3000 |
| TKBZT52B20S | 200 | 20 | 19.6 | 20.4 | 0.1 | 14 | SOD-323 | 3000 |
| TKBZT52B5V1S | 200 | 5.1 | 5 | 5.2 | 2 | 2 | SOD-323 | 3000 |
| TKBZT52B5V6S | 200 | 5.6 | 5.49 | 5.71 | 1 | 2 | SOD-323 | 3000 |
| TKBZT52B6V2S | 200 | 6.2 | 6.08 | 6.32 | 3 | 4 | SOD-323 | 3000 |
| TKBZT52B6V8S | 200 | 6.8 | 6.66 | 6.94 | 2 | 4 | SOD-323 | 3000 |
| TKBZT52B7V5S | 200 | 7.5 | 7.35 | 7.65 | 1 | 5 | SOD-323 | 3000 |
| TKBZT52B8V2S | 200 | 8.2 | 8.04 | 8.36 | 0.7 | 5 | SOD-323 | 3000 |
| TKBZT52B9V1S | 200 | 9.1 | 8.92 | 9.28 | 0.5 | 6 | SOD-323 | 3000 |
| TKBZT52C10S | 200 | 10 | 9.4 | 10.6 | 0.2 | 7 | SOD-323 | 3000 |
| TKBZT52C11S | 200 | 11 | 10.4 | 11.6 | 0.1 | 8 | SOD-323 | 3000 |
| TKBZT52C12S | 200 | 12 | 11.4 | 12.7 | 0.1 | 8 | SOD-323 | 3000 |
| TKBZT52C13S | 200 | 13 | 12.4 | 14.1 | 0.1 | 8 | SOD-323 | 3000 |
| TKBZT52C15S | 200 | 15 | 13.8 | 15.6 | 0.1 | 10.5 | SOD-323 | 3000 |
| TKBZT52C16S | 200 | 16 | 15.3 | 17.1 | 0.1 | 11.2 | SOD-323 | 3000 |
| TKBZT52C18S | 200 | 18 | 16.8 | 19.1 | 0.1 | 12.6 | SOD-323 | 3000 |
| TKBZT52C20S | 200 | 20 | 18.8 | 21.2 | 0.1 | 14 | SOD-323 | 3000 |
| TKBZT52C22S | 200 | 22 | 20.8 | 23.3 | 0.1 | 15.4 | SOD-323 | 3000 |
| TKBZT52C24S | 200 | 24 | 22.8 | 25.6 | 0.1 | 16.8 | SOD-323 | 3000 |
| TKBZT52C27S | 200 | 27 | 25.1 | 28.9 | 0.1 | 18.9 | SOD-323 | 3000 |
| TKBZT52C2V4S | 200 | 2.4 | 2.2 | 2.6 | 50 | 1 | SOD-323 | 3000 |
| TKBZT52C2V7S | 200 | 2.7 | 2.5 | 2.9 | 20 | 1 | SOD-323 | 3000 |
| TKBZT52C30S | 200 | 30 | 28 | 32 | 0.1 | 21 | SOD-323 | 3000 |
| TKBZT52C33S | 200 | 33 | 31 | 35 | 0.1 | 23.1 | SOD-323 | 3000 |
| TKBZT52C36S | 200 | 36 | 34 | 38 | 0.1 | 25.2 | SOD-323 | 3000 |
| TKBZT52C39S | 200 | 39 | 37 | 41 | 0.1 | 27.3 | SOD-323 | 3000 |
| TKBZT52C3V0S | 200 | 3 | 2.8 | 3.2 | 10 | 1 | SOD-323 | 3000 |
| TKBZT52C3V3S | 200 | 3.3 | 3.1 | 3.5 | 5 | 1 | SOD-323 | 3000 |
| TKBZT52C3V6S | 200 | 3.6 | 3.4 | 3.8 | 5 | 1 | SOD-323 | 3000 |
| TKBZT52C3V9S | 200 | 3.9 | 3.7 | 4.1 | 3 | 1 | SOD-323 | 3000 |
| TKBZT52C4V3S | 200 | 4.3 | 4 | 4.6 | 3 | 1 | SOD-323 | 3000 |
| TKBZT52C4V7S | 200 | 4.7 | 4.4 | 5 | 3 | 2 | SOD-323 | 3000 |
| TKBZT52C5V1HS | 500 | 5.3 | 5.1 | 5.5 | 50 | 4.2 | SOD-323 | 3000 |
| TKBZT52C5V1S | 200 | 5.1 | 4.8 | 5.4 | 2 | 2 | SOD-323 | 3000 |
| TKBZT52C5V6S | 200 | 5.6 | 5.2 | 6 | 1 | 2 | SOD-323 | 3000 |
| TKBZT52C6V2S | 200 | 6.2 | 5.8 | 6.6 | 3 | 4 | SOD-323 | 3000 |
| TKBZT52C6V8S | 200 | 6.8 | 6.4 | 7.2 | 2 | 4 | SOD-323 | 3000 |
| TKBZT52C7V5S | 200 | 7.5 | 7 | 7.9 | 1 | 5 | SOD-323 | 3000 |
| TKBZT52C8V2S | 200 | 8.2 | 7.7 | 8.7 | 0.7 | 5 | SOD-323 | 3000 |
| TKBZT52C9V1S | 200 | 9.1 | 8.5 | 9.6 | 0.5 | 6 | SOD-323 | 3000 |
| MMSZ5225BS | 200 | 3 | 2.85 | 3.15 | 50 | 1 | SOD-323 | 3000 |
| MMSZ5226BS | 200 | 3.3 | 3.14 | 3.47 | 25 | 1 | SOD-323 | 3000 |
| MMSZ5227BS | 200 | 3.6 | 3.42 | 3.78 | 15 | 1 | SOD-323 | 3000 |
| MMSZ5228BS | 200 | 3.9 | 3.71 | 4.1 | 10 | 1 | SOD-323 | 3000 |
| MMSZ5229BS | 200 | 4.3 | 4.09 | 4.52 | 5 | 1 | SOD-323 | 3000 |
| MMSZ5230BS | 200 | 4.7 | 4.47 | 4.94 | 5 | 2 | SOD-323 | 3000 |
| MMSZ5231BS | 200 | 5.1 | 4.85 | 5.36 | 5 | 2 | SOD-323 | 3000 |
| MMSZ5232BS | 200 | 5.6 | 5.32 | 5.88 | 5 | 3 | SOD-323 | 3000 |
| MMSZ5233BS | 200 | 6 | 5.7 | 6.3 | 5 | 3.5 | SOD-323 | 3000 |
| MMSZ5234BS | 200 | 6.2 | 5.89 | 6.51 | 5 | 4 | SOD-323 | 3000 |
| MMSZ5235BS | 200 | 6.8 | 6.46 | 7.14 | 3 | 5 | SOD-323 | 3000 |
| MMSZ5236BS | 200 | 7.5 | 7.13 | 7.88 | 3 | 6 | SOD-323 | 3000 |
| MMSZ5237BS | 200 | 8.2 | 7.79 | 8.61 | 3 | 6.5 | SOD-323 | 3000 |
| MMSZ5238BS | 200 | 8.7 | 8.27 | 9.14 | 3 | 6.5 | SOD-323 | 3000 |
| MMSZ5239BS | 200 | 9.1 | 8.65 | 9.56 | 3 | 7 | SOD-323 | 3000 |
| MMSZ5240BS | 200 | 10 | 9.5 | 10.5 | 3 | 8 | SOD-323 | 3000 |
| MMSZ5241BS | 200 | 11 | 10.45 | 11.55 | 2 | 8.4 | SOD-323 | 3000 |
| MMSZ5242BS | 200 | 12 | 11.4 | 12.6 | 1 | 9.1 | SOD-323 | 3000 |
| MMSZ5243BS | 200 | 13 | 12.35 | 13.65 | 0.5 | 9.9 | SOD-323 | 3000 |
| MMSZ5244BS | 200 | 14 | 13.3 | 14.7 | 0.1 | 10 | SOD-323 | 3000 |
| MMSZ5245BS | 200 | 15 | 14.25 | 15.75 | 0.1 | 11 | SOD-323 | 3000 |
| MMSZ5246BS | 200 | 16 | 15.2 | 16.8 | 0.1 | 12 | SOD-323 | 3000 |
| MMSZ5248BS | 200 | 18 | 17.1 | 18.9 | 0.1 | 14 | SOD-323 | 3000 |
| MMSZ5250BS | 200 | 20 | 19 | 21 | 0.1 | 15 | SOD-323 | 3000 |
| MMSZ5251BS | 200 | 22 | 20.9 | 23.1 | 0.1 | 17 | SOD-323 | 3000 |
| MMSZ5252BS | 200 | 24 | 22.8 | 25.2 | 0.1 | 18 | SOD-323 | 3000 |
| MMSZ5253BS | 200 | 25 | 23.75 | 26.25 | 0.1 | 19 | SOD-323 | 3000 |
| MMSZ5254BS | 200 | 27 | 25.65 | 28.35 | 0.1 | 21 | SOD-323 | 3000 |
| MMSZ5255BS | 200 | 28 | 26.6 | 29.4 | 0.1 | 21 | SOD-323 | 3000 |
| MMSZ5256BS | 200 | 30 | 28.5 | 31.5 | 0.1 | 23 | SOD-323 | 3000 |
| MMSZ5257BS | 200 | 33 | 31.35 | 34.65 | 0.1 | 25 | SOD-323 | 3000 |
| MMSZ5258BS | 200 | 36 | 34.2 | 37.8 | 0.1 | 27 | SOD-323 | 3000 |
| MMSZ5259BS | 200 | 39 | 37.05 | 40.95 | 0.1 | 30 | SOD-323 | 3000 |
Features / Advantages
- Superior Power Density: The compact SOD-323 format allows for higher power handling in a smaller footprint, ideal for modern miniaturized electronics.
- Robust Construction: Built with high-quality lead frames and molding compounds to withstand mechanical stress and thermal cycling.
- High Speed Performance: Optimized internal geometry enables fast switching/response, making these Zener Diode parts perfect for high-frequency applications.
- Enhanced Reliability: Our factory implements strict HTRB (High Temperature Reverse Bias) testing to guarantee long-term field reliability.
- Optimized for Wholesale Distribution: Available in standard tape-and-reel packaging for efficient handling and large-scale manufacturing.
- Global Certification: CTK's manufacturing facility is ISO9001 certified, ensuring international standards of quality management.

Reliability and Certification
Quality and reliability are never compromised at CTK. Our SOD-323 Zener Diode manufacturing line is equipped with the latest optical inspection and automated test equipment. We perform periodic reliability audits, including long-term life testing and ESD sensitivity analysis. By adhering to strict international standards, our factory ensures that every Zener Diode in the SOD-323 package meets or exceeds customer expectations. For our wholesale partners, this means fewer field failures and lower warranty costs. Our commitment to continuous improvement (Kaizen) drives us to constantly enhance our materials and processes, making CTK a trusted name in high-reliability semiconductor components.
Applications
- Smart Home Devices: Providing reliable switching and protection for IoT gadgets, smart plugs, and home security systems.
- Medical Equipment: Ensures stable performance in diagnostic tools, patient monitors, and portable medical devices.
- Renewable Energy: Used in solar inverters and battery management systems for efficient power conversion and monitoring.
- Computing & Storage: Essential for server motherboards, SSDs, and peripheral interfaces to ensure data integrity.
- LED Lighting: Optimizes power delivery and provides surge protection for commercial and residential LED drivers.

FAQ
Q: Do you offer samples for testing before a wholesale purchase?
A: Absolutely. We encourage our customers to test our Zener Diode in their actual circuits. You can request a sample kit through our website or by contacting your local CTK sales representative directly.
Q: Can CTK provide customized Zener Diode specifications?
A: Yes, as a professional manufacturer, we can customize parameters such as breakdown voltage, current ratings, and packaging marking. Please provide your specific requirements to our technical team for a feasibility review.
Q: Are CTK SOD-323 components compliant with international environmental standards?
A: Yes, all our Zener Diode products are fully RoHS and REACH compliant. We are committed to green manufacturing and ensure that no hazardous substances are used in our production processes.
Q: How does CTK ensure the performance of its SOD-323 Zener Diode?
A: Every batch undergoes 100% electrical testing, including leakage current and surge tests, in our state-of-the-art factory. We also perform periodic reliability testing like HTRB to ensure long-term stability in the field.
About CTK
Founded on the principles of quality and innovation, CTK has grown into a premier manufacturer of high-performance electronic components. Our diverse product portfolio, including the SOD-323 Zener Diode series, is trusted by leading technology companies worldwide. At our factory, we emphasize sustainable manufacturing and continuous technological advancement. We pride ourselves on our ability to offer high-volume wholesale supply while maintaining the personal touch of a dedicated technical support team. Whether you are a small startup or a Fortune 500 company, CTK has the expertise and capacity to support your most ambitious projects. Join the thousands of satisfied customers who rely on CTK for their semiconductor needs.
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