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About Jingguanghua

Shenzhen Jingguanghua electronic Co., LTD is a well-known enterprise in crystal oscillator industry. We are professional at providing the most scientific Crystal oscillator solutions in circuit application. Since 1996, Jingguanghua is begun to provide a variety of crystal oscillator products to Market.We set up two production bases in central and southern China, which can be able to respond to customer demand in using of crystals quickly . Our products SMD crystals are widely used in communication correspondence, medical equipment, wearing and mobile digital products. In the automotive electronics (such as: automobile tire pressure) and industry, Plug-in crystals show a greater advantage.
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ivy@jghcrystal.com

  • 1996
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    Company Established

  • 6
    0 Billion PCS

    Annual Capacity

  • 5000
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    Spot Stocks

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WHAT WE are

About Jingguanghua

Shenzhen Jingguanghua electronic Co., LTD is a well-known enterprise in crystal oscillator industry. We are professional at providing the most scientific Crystal oscillator solutions in circuit application. Since 1996, Jingguanghua is begun to provide a variety of crystal oscillator products to Market.We set up two production bases in central and southern China, which can be able to respond to customer demand in using of crystals quickly . Our products SMD crystals are widely used in communication correspondence, medical equipment, wearing and mobile digital products. In the automotive electronics (such as: automobile tire pressure) and industry, Plug-in crystals show a greater advantage.
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  • June 30, 2025
     When “Pop Mart” and “home appliances” appear in the same sentence, the boundaries of designer toys are being redrawn. From surprise figurines to blind-box refrigerators, consumers now crave products that are both fun and smart. A Surprise Look Requires Reliable Function Design Challenge JGHC Crystal Oscillators Strict PCB space constraints in compact appliances Ultra-miniature SMD oscillators (e.g., 2016/2520 package) Multi-protocol connectivity: Wi-Fi / BLE / IR Low-jitter 26–40 MHz active oscillators, excellent anti-interference Instant-on/off needs (e.g., aroma diffusers, speakers) ±10 ppm precision XO for fast response Temperature fluctuations during long operation TCXO with excellent stability( 40°C85°C) Long standby time (portable devices) Ultra-low power 32.768 kHz crystal, <1 μA current Customization: The Real “Blind Box Spirit” Customizable frequency (MHz/kHz), load capacitance, and package options Fit seamlessly into your ID-restricted smart toy or home gadget designs Tailored timing components for lifestyle electronics and creative brands Conclusion & Contact  In today’s trend-driven smart devices, design can be creative—but clocks must stay precise. JGHC offers compact, low-power, high-precision crystal oscillators. Sample now! Tel :+86 15989546472 Email :ivy@jghcrystal.com WhatsApp:+8615989546472
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  • June 23, 2025
    In motor driver control systems, the crystal oscillator acts as the timing heartbeat — directly affecting PWM waveform generation, communication synchronization, and system stability. One important decision for engineers is whether to use an active oscillator or a passive crystal.    Passive Crystals: Cost-Effective but Circuit-Dependent Passive crystals are quartz resonators that require an external oscillator circuit (usually built into the MCU or clock IC) to generate a clock signal. They are compact, energy-efficient, and cost-effective — ideal for basic motor control applications. However, they rely heavily on external circuit design, offer limited startup performance, and are less stable in environments with strong electromagnetic interference (EMI).   Active Oscillators: Ready-to-Use, Highly Stable Active crystal oscillators integrate the oscillation circuit within the package, delivering clean clock outputs directly. They provide superior frequency stability, low phase jitter, and are ideal for high-performance motor systems such as servo motors, BLDC motors, and stepper motors. Especially in industrial automation where precision and stability are critical, active oscillators (e.g., TCXO) outperform passive counterparts.    Which to Choose? Application Recommended Type Cost-sensitive, basic motor control Passive Crystal High-precision PWM, synchronized multi-motor systems Active Oscillator Ultra-compact PCB layouts Passive Crystal (SMD)   JGHC Recommended Models: JGHC3225 O32 Active Oscillator Series– High stability, low jitter, ideal for servo and industrial motor drivers JGHC2016 S21 Passive Crystal Series – Compact size, cost-effective for general-purpose motor boards Whether you're building smart fans or robotic automation, the right crystal oscillator can make all the difference. ontact us for samples and datasheets – and bring precision to your motor control systems!    
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  • June 16, 2025
    In today’s high-performance electronics landscape, crystal oscillators play a pivotal role in ensuring system stability, timing accuracy, and signal integrity. For hardware engineers and procurement specialists, choosing the right oscillator involves balancing performance, cost, and environmental requirements. At JGHC Crystal, we’ve supported thousands of projects across multiple industries. In this article, we break down the four most widely used oscillator types—XO, TCXO, VCXO, and Differential Oscillators—highlighting their features and application-specific recommendations. 1.Overview of Common Crystal Oscillator Types XO (Standard Crystal Oscillator) Features: Simple architecture, cost-effective, suitable for general timing needs Frequency Stability: ±20~100 ppm Package Options: 2016, 2520, 3225, 5032, etc. Typical Applications: Routers, digital devices, consumer electronic   2.TCXO (Temperature Compensated Crystal Oscillator) Features: Built-in temperature compensation circuit, maintains stable output across varying temperatures Frequency Stability: ±0.5~2.5 ppm Temperature Range: -40°C to +85°C or wider industrial-grade options Typical Applications: GPS modules, LTE/5G transceivers, smart meters, IoT positioning devices   3. VCXO (Voltage Controlled Crystal Oscillator) Features: Frequency can be finely tuned via control voltage, ideal for synchronization systems Pull Range: ±50~±100 ppm (typical) Voltage Options: 1.8V, 2.5V, 3.3V Typical Applications: Video broadcasting, network synchronization, clock recovery circuits   4. Differential Oscillators Features: Differential signal output (LVDS, LVPECL, or HCSL), low jitter and EMI for high-speed digital systems Frequency Stability: ±25~50 ppm or better Output Types: LVDS / LVPECL / HCSL Typical Applications: Server motherboards, data centers, SerDes systems, FPGA platforms   2. Why Choose JGHC Crystal? As a trusted frequency component manufacturer, JGHC Crystal offers a complete lineup of oscillators and tailored support for global OEMs and design teams: Complete Product Range: XO, TCXO, VCXO, Differential Oscillators in all common packages Customizable Options: Support for specific frequency, voltage, and stability requirements Fully Certified: Products meet RoHS, REACH, AEC-Q200, and industry quality standards Expert Technical Support: Get assistance with component selection, samples, and mass production integration   3. Request Samples & Expert Advice Today Email : ivy@jghcrystal.com WhatsApp:+8615989546472 About JGHC Crystal JGHC is a professional manufacturer of crystal devices, offering high-quality crystal oscillators, resonators, and custom frequency solutions. Our products are widely used in telecom, industrial automation, consumer electronics, and automotive systems.
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  • June 09, 2025
    As quantum computing makes rapid strides toward commercialization, global tech leaders are racing to lead the next era of computing. Behind the scenes of cutting-edge quantum chips, superconducting qubits, and entanglement algorithms, building a stable and reliable control and measurement system still depends on unsung support components — like crystal oscillators. In quantum systems, although the core relies on microwave cavities, laser controllers, and ultra-low-temperature cooling systems, the surrounding electronics still require precise timing control. As the primary timing source, crystal oscillators are widely used in data acquisition modules, control circuits, communication interfaces, and power management systems of quantum research equipment.   For instance, in a quantum laboratory’s microwave drive system, a Voltage-Controlled Crystal Oscillator (VCXO) can serve as a crucial reference source for frequency synthesis, ensuring phase stability in the excitation signals. During data acquisition, a Temperature-Compensated Crystal Oscillator (TCXO) can provide a steady sampling clock, minimizing drift caused by temperature variations and improving measurement accuracy.   At JGHC Crystal Oscillators, many of our customers — including advanced research institutes and electronics manufacturers — have requested customized solutions with low phase noise, wide temperature tolerance, or ultra-compact packaging. These needs reflect how traditional crystal technology is playing an essential role in the development of cutting-edge systems like quantum control hardware.   While crystal oscillators may not be the "stars" of quantum computing, they remain fundamental building blocks of any advanced technology system. The more complex the architecture, the greater the demand for stability and reliability at the component level. As quantum–classical hybrid architectures, high-performance computing platforms, and quantum communication hardware evolve, we believe that crystal oscillators will continue to provide precise timing — quietly supporting every technological leap. At JGHC, we remain committed to delivering high-precision, high-reliability timing solutions to power every moment of technological innovation.
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