Leading SMD Zener Diode Manufacturer & Supplier in China. Direct from Our Factory.

Experience superior quality control and innovation, from chip R&D to final Zener Diode packaging and testing, all under one roof.

Trusted by industry leaders with 8.87% national market share

16+ years of experience in semiconductor manufacturing

Zener Diodes Collection

Vertically Integrated

From chip R&D to packaging, we control the entire process

100% RoHS Compliant

Meet environmental standards with our certified components

50 Billion Annual Capacity

Secure your supply chain with our massive production scale

SMD Zener Diode Product Series

Comprehensive range of high-quality zener diodes for various applications. We offer a wide range of SMD Zener diodes with various voltages and packages. If you cannot find the model you need in the list below or have custom requirements, please contact our technical experts immediately for comprehensive selection support.

1W Series

1W Series

  • Types: MM1W, 1SMA, 1SMAF
  • Power: 1W
  • Package: SOD-123, SMA
  • Voltage: 3.3V-110V
1.5W Series

1.5W Series

  • Types: 1SMA5914-5956, 3SMAJ
  • Power: 1.5W - 3W
  • Package: SMA, SMB
  • Voltage: 3.6V-200V
0.5W Series

0.5W Series

  • Types: MM1Z, BZX84
  • Power: 0.35-0.5W
  • Package: SOD-123, SOT-23
  • Voltage: 2V-110V
0.2-0.3W Series

0.2-0.3W Series

  • Types: MM3Z, MM5Z
  • Power: 0.2-0.3W
  • Package: SOD-323W, SOD-523
  • Voltage: 2V-200V

MM Series

MM1W Series (1W)

  • Standard (MM1W3V3-MM1W91)
  • L-Type (MM1W3V3L-MM1W91L)
  • Automotive Grade (AEC-Q101)

MM1Z Series (0.5W)

  • Standard Precision (±5%)
  • High Precision (±2%)
  • W-Type & Automotive Grade

BZX Series

BZX84 Series (0.35W)

  • B-Type (±2% Precision)
  • C-Type (±5% Precision)
  • Automotive Grade Available

BZT52 Series

  • SOD-123W/SOD-323W Package
  • High Temperature Series (155℃)
  • Multiple Precision Options

Key Features

Power Ratings

  • 0.2W: Ultra-small applications
  • 0.3-0.5W: Low power applications
  • 1-1.5W: Medium power applications
  • 2-5W: High power applications

Precision Grades

  • ±10%: A-Series (Cost-optimized)
  • ±5%: Standard precision
  • ±2%: High precision

Automotive Grade

  • AEC-Q101 Certified
  • Temperature: -55℃ to +150℃
  • High temp version: 155℃

Technical Documentation

Zener Diodes Technical Specifications

Complete technical information for our zener diode product lineup

Download Specifications

Why Choose HUNT Zener Diodes?

Industry-leading quality, reliability, and performance for your voltage regulation needs

Secure Your Supply Chain

Never worry about Zener Diode availability. Our 8.87% national market share (#2 for Zener Diodes) and 50 billion annual component capacity mean stable, high-volume supply for your projects.

Achieve Design Precision

Select from an extensive portfolio of  Diodes with diverse voltage ratings and nearly 50 packaging options. Find the perfect fit for your specific application – from consumer electronics to automotive.

Benefit from Integrated Manufacturing

Experience consistent quality and performance. Our full control—from chip R&D to packaging—ensures every Zener Diode meets your stringent requirements.

Independent IDM, Forging Core Competitiveness

With 16+ years as a Chinese semiconductor expert, utilizes a powerful IDM model for full in-house control—from design to final testing. This guarantees our global clients a stable supply of high-quality, high-performance, and cost-effective components, alongside customized solutions. Validated by certifications like IATF 16949, we help you minimize procurement risks and enhance your brand value.

Factory Equipment & Quality Testing

Our state-of-the-art manufacturing facility and rigorous quality assurance processes ensure that every product meets the highest standards of excellence.

Manufacturing Equipment
Quality Testing Equipment
Assembly Line
Quality Control
Material Testing
Durability Testing
Injection Molding
Stress Testing
Robotic Assembly
Environmental Testing
Laser Cutting
3D Printing
Packaging Line
Vibration Testing
Welding Station
Thermal Testing
Surface Treatment
Optical Inspection
Electronics Testing
Pressure Testing
Painting Booth
Humidity Testing
Milling Machine
Final Inspection

Partner with Confidence: Your Trusted Zener Diode Source

Build your next project with a semiconductor partner you can trust for quality, reliability, and expertise.

Quality control in semiconductor manufacturing

Unwavering Quality & Reliability

  • Benefit from our vertically integrated supply chain: In-house chip and frame R&D, manufacturing, packaging, and testing.

  • Rely on certified excellence: ISO 9001, IATF 16949, ISO 14001, ISO 45001. 100% RoHS compliant.

  • Trust in robust R&D: Over 160 patents, national-level R&D labs, and a team with 20+ years average experience.

Large-scale semiconductor manufacturing facility

Proven Expertise & Scale

  • Tap into industry leadership: 8.87% national market share for key diodes, including Zeners.

  • Leverage our massive scale: 130,000+ sqm facilities, 50 billion components annual capacity.

  • Work with the experts: Our core technical staff and management bring decades of semiconductor experience from global leaders.

Electronic devices using Zener diodes

Trusted by Industry Leaders

Join leading companies in lighting, consumer electronics, and power solutions who depend on HUNT for their critical semiconductor needs.

Serving industries: Lighting, Consumer Electronics, Automotive, Power Solutions, and more.

Certified Excellence You Can Trust

ISO 9001
IATF 16949
ISO 14001
ISO 45001
RoHS

Get Your SMD Zener Diode Solution Started Today

Ready to enhance your electronic designs with high-quality Zener diodes? Our team is here to help you find the perfect solution for your specific needs.

Request a Quote

Tell us your specifications (voltage, package, quantity) and get a competitive quote fast.

Speak to an Expert

Need help selecting the right Zener Diode? Our engineers are ready to assist.

Download Catalog

Explore our full range of Zener Diodes and specifications.

Contact Us Directly

Our expert team, with an average of 20 years of industry experience, is always ready to provide you with comprehensive technical support from selection to application. Please fill out the following information, and we will contact you within one working day.

Factory Address

No. 166 Chunqiu East Road, Taiwan Industrial Park, Qufu, Shandong, China

Shenzhen Office Address

24/25F, Building 13, Xingfucheng, Qingquan Road, Longhua District, Shenzhen, China

Our Trusted Clients

We are proud to collaborate with industry leaders worldwide. Our partnerships are built on trust, quality, and mutual success.

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