Resources

Kinghelm Female Header KH-2FH-2X8P-H4.3-SMT: Excellent Electrical Performance Meets Diverse Connectivity Needs

2026-02-06 3

As electronic systems continue to move toward compact, modular, and highly integrated designs, reliable interconnection solutions remain a fundamental part of circuit architecture. Kinghelm focuses on microwave RF and interconnection technologies, with product lines covering BeiDou/GPS antennas, Bluetooth antennas, Wi-Fi antennas, RF jumper cables, signal connectors, board-to-board connectors, socket connectors, and electronic switches. These products are used across applications such as new energy vehicles, smart terminals, industrial networking, vehicle electronics, and low-altitude unmanned systems.

Kinghelm Female Header KH-A2541HWV-8P : Square Hole Design for Stable Board Connections

2026-02-05 4

In electronic assemblies, connectors play a quiet but essential role. While they are rarely the focus of a design, they directly influence signal continuity, assembly efficiency, and long-term reliability. Female headers are widely used in board-to-board and module interconnection due to their simple structure and flexible compatibility.

Kinghelm SMT Female Header KH-2FH-2X13P-SMT: An Optimal Choice for High-Density PCB Designs

2026-02-03 4

As electronic devices continue to evolve toward miniaturization and higher integration, high-density PCB design has become a mainstream industry trend. As a core component for board-to-board signal and power transmission, the size, performance, and compatibility of connectors directly affect overall system stability. The SMT female header KH-2FH-2X13P-H4.3-SMT launched by Kinghelm features a compact 2.0 mm pitch design and reliable electrical performance, making it well suited for high-density PCB assembly requirements. It is widely used in interconnection scenarios for various small and medium-sized electronic devices, offering a practical balance between space efficiency and transmission reliability.

Kinghelm 1.27 mm Female Header KH-1.27FH-2X7P-H4.3-SMT: A Practical Approach to Maximizing Space Efficiency

2026-02-02 5

In modern electronic device design, space optimization has become an indispensable consideration for engineers. As consumer electronics, communication equipment, and industrial control systems continue to evolve toward miniaturization and higher integration density, component layout on printed circuit boards must become increasingly precise and compact. As a critical interface within electronic systems, connectors have a direct impact on overall space utilization and functional performance. This article focuses on the Kinghelm 1.27 mm female header KH-1.27FH-2X7P-H4.3-SMT, examining its practical implementation in maximizing space efficiency and analyzing how its technical features meet the demands of modern electronic design.

Kinghelm SAW Duplexer KH-SAWD1921A: Applicable to LTE and WCDMA Band 1

2026-01-31 8

With the continuous development of mobile communication devices toward higher integration and compact form factors, RF front-end components play an increasingly important role in system design. Among them, duplexers are key devices used to separate transmit and receive signal paths while sharing a common antenna. Their frequency characteristics, insertion loss performance, and isolation capability directly affect the overall stability of wireless communication systems.

Kinghelm SAW Duplexer KH-SAWD1718A: An Efficient Manager of Mobile Communication Spectrum Resources

2026-01-30 7

In modern mobile communication systems, spectrum is a valuable and limited resource. To achieve higher data transmission efficiency within fixed frequency bands, various multiplexing schemes are employed. Among them, Frequency Division Duplex (FDD) technology allows transmission and reception to operate simultaneously using adjacent but separate frequency ranges, significantly improving spectrum utilization efficiency. One of the key physical components enabling this technology is the duplexer.

Kinghelm DC Power Socket KH-FSDC-30007-05DBAP-A: Smart Precision with 7.7mm Interface

2026-01-29 9

In modern electronic device design, a stable power connection is essential for reliable operation. Engineers and designers often face challenges such as limited space, high waterproof requirements, electrical performance limitations, low assembly efficiency, and connector compatibility issues. The KH-FSDC-30007-05DBAP-A DC power socket from Kinghelm addresses these challenges by providing a practical and flexible solution for a wide range of devices.

Kinghelm 3.5mm Headphone Jack KH-PJ-23007-05DBAP-A: Application Value in Multi-Scenario Devices, From Audio Interface to Stable Connectivity

2026-01-28 5

In audio and electronic systems, the headphone jack serves as a key interface for transmitting sound signals between devices and external audio equipment. According to size and structure, common headphone jack types include 2.5mm, 3.5mm, and 6.35mm connectors. The 2.5mm jack is often used in compact or space-limited devices, while the 6.35mm jack is typically found in professional audio equipment and large sound systems. Among them, the 3.5mm headphone jack stands out for its balanced size, broad compatibility, and ease of use, making it one of the most widely adopted audio interfaces across consumer electronics and industrial products.

Kinghelm 2.5mm Waterproof Audio Jack KH-PJ-20001-05SBAP-A: Stable Connections Start with Details

2026-01-27 8

As electronic devices continue to evolve toward portability, compact structures, and multi-environment use, audio connectors are no longer simple signal interfaces. They play a direct role in overall device stability, durability, and user experience. Especially in products that require resistance to moisture, dust, and frequent handling, the selection of an appropriate headphone jack becomes a key part of hardware design. The Kinghelm KH-PJ-20001-05SBAP-A 2.5mm waterproof audio jack is developed with these practical application needs in mind.

Kinghelm Rotary Encoder KH-SIQ-02FVS3: The Perfect Blend of Precision Control and Exceptional Durability

2026-01-26 8

In today's rapidly evolving technological landscape, the demand for reliable, precise, and long-lasting components is growing across various industries. Rotary encoders, as essential devices for measuring rotational position and speed, play a crucial role in applications ranging from industrial automation to consumer electronics. One standout product in this category is the Kinghelm KH-SIQ-02FVS3 rotary encoder, which has gained recognition for its impressive performance and durability. This article explores the key advantages of the KH-SIQ-02FVS3 and its diverse applications in modern industries.

Kinghelm USB Type-C Connector KH-TYPEC-48093-24SBAP-A: Balancing Waterproof Protection and Reliability

2026-01-23 12

As USB Type-C becomes the standard interface across consumer, industrial, and portable electronics, the expectations placed on connectors continue to rise. Beyond electrical performance, designers now face challenges related to moisture exposure, frequent insertion cycles, compact PCB layouts, and higher power delivery. The Kinghelm KH-TYPEC-48093-24SBAP-A Type-C receptacle is designed around these real-world requirements, offering a balanced solution rather than a purely specification-driven component.

Kinghelm USB Type-C Connector KH-TYPEC-48029-24SBAP-A: High-Efficiency Waterproof and Durable Design

2026-01-22 7

USB Type-C connectors have become the standard for modern electronic devices due to their high-speed transmission, broad compatibility, and compact design. However, as technology advances, users' demands for connectors are evolving, particularly in terms of waterproofing and durability. Traditional USB Type-C connectors often fail to fully meet these requirements, leading to unstable device performance in harsh environments. This article will explore how innovative designs are overcoming these limitations, enhancing the waterproof and durable features of USB Type-C connectors to ensure stable operation in a variety of applications.

Kinghelm 1.27mm Dual-Row Through-Hole Pin Header Solution for High-Density PCB Design

2026-01-21 11

As electronic systems continue to evolve toward higher integration and reduced form factors, PCB layout efficiency has become a critical design concern. In many applications, designers must accommodate an increasing number of signal connections within limited board space while maintaining mechanical stability and electrical reliability. Under these conditions, connector selection plays a decisive role in overall system performance.

Kinghelm Horizontal Waterproof DC Power Sockets KH-FSDC-30006-05DBAP-A: Reliable Connections for Demanding Environments

2026-01-20 8

In modern electronic devices and industrial applications, the stability and reliability of power connections are paramount. This is especially true for outdoor equipment, portable instruments, security monitoring systems, or any use case where exposure to moisture or water splash is possible. A power connector with adequate protection becomes an essential component. This article focuses on a common connectivity solution—the horizontal waterproof DC power socket—and examines its design features, technical specifications, and suitable application areas, with reference to a specific model.

Kinghelm IPX7 Horizontal DC Power Socket: Compact Design with High Current Capacity

2026-01-19 13

In modern electronic device design, the reliability of power connectors directly affects device stability and longevity. With rising demands in consumer electronics, smart home systems, and industrial equipment, DC power sockets that combine waterproofing, durability, and compact size have become a preferred choice for engineers. Kinghelm’s KH-FSDC-30002-05DBAP-A horizontal DC power socket delivers exceptional structural design and performance, making it suitable for various environments and power connection needs.

Kinghelm DC Power Connector KH-FSDC-30002-03DBAP-A0: IPX7 Vertical Through-Hole Design for Reliable Power Connection

2026-01-17 8

As electronic devices continue to evolve toward higher integration and broader application environments, the reliability of power interfaces has become an important consideration in system design. A DC power connector is not only responsible for power transmission, but also plays a key role in mechanical stability, environmental adaptability, and long-term operational consistency.

Kinghelm 4.4mm Headphone Jack KH-PJ-44002-12DBAP-A: A Reliable Interface Solution for Audio Devices

2026-01-16 11

As audio devices evolve toward higher integration and stability, the audio connector plays a critical role in ensuring consistent signal transmission and user experience. Whether in headphones, audio modules, or various audio control and output equipment, the reliability of the interface directly affects signal continuity and operational stability. The Kinghelm 4.4mm Headphone Jack KH-PJ-44002-12DBAP-A is designed to meet these requirements, providing a stable and practical interface solution for multiple types of audio devices.

Kinghelm 0.5mm Pitch FPC Connector KH-CL0.5-H1.2-36PS-SMT: Reliable Connections in Compact Spaces

2026-01-16 10

In modern electronic design, FPC connector selection plays a key role in ensuring stable signal transmission and long-term reliability. The Kinghelm KH-CL0.5-H1.2-36PS-SMT is a 0.5mm pitch FPC connector designed for compact electronic assemblies, featuring 36 pins and a low board height of 1.2mm. This connector is well suited for applications such as display modules, control boards, and high-density flexible interconnections where space optimization is essential.

Kinghelm FPC Connector KH-CL0.5-H1.2-4PIN-SMT: Precision 0.5 mm Pitch with 1.2 mm Low-Profile Design

2026-01-14 16

As electronic products continue to evolve toward thinner, lighter, and more compact designs, Flexible Printed Circuit (FPC) connectors play an increasingly important role in internal signal interconnection. Among various specifications, 0.5 mm pitch FPC connectors are widely adopted due to their balance between compact size, stable performance, and manufacturing feasibility. The Kinghelm KH-CL0.5-H1.2-4PIN-SMT is designed to meet these modern design requirements, offering a practical solution for compact electronic assemblies.

Kinghelm Board-End FAKRA Antenna Connector KH-2FK1-A-SM-101: Optimizing RF Performance with Key Components

2026-01-13 22

In modern automotive electronics, high-frequency communication, and smart devices, RF connectors play a crucial role in ensuring stable signal transmission. The design, material selection, and electrical performance of these connectors directly influence the reliability of the system. Among them, FAKRA series coaxial connectors are widely recognized for their suitability in high-frequency applications, especially in board-end RF interface scenarios. The Kinghelm KH-2FK1-A-SM-101 board-end FAKRA antenna connector exemplifies a well-engineered solution for these demanding applications.