Designed for Demanding Environments - See How SLKOR's SL44E-9 Hall Sensor Leads the Way

 The semiconductor industry remains one of the world’s most vital and rapidly expanding sectors, with immense market potential. Recognizing this early, Mr. Song Shiqiang, General Manager of SLKOR Microelectronics, strategically positioned the company around domestic substitution — and has stayed firmly committed to this vision. Despite challenges along the way, SLKOR has emerged stronger, earning a solid reputation in China’s semiconductor industry. Today, more end-product manufacturers and electronic engineers actively seek partnerships with SLKOR, drawn by its innovation and reliability.

Among its standout products, the SL44E unipolar Hall-effect switch is a high-performance sensor built on advanced bipolar semiconductor technology. It integrates a Hall voltage generator, a wide-range voltage regulator (3.8V to 40V), temperature compensation circuitry, small-signal amplifier, Schmitt trigger, and open-collector output — all in one compact device. This powerful combination ensures precise, efficient response to magnetic field changes, even in demanding polar environments.

The SL44E also offers multiple packaging options, including TO92S and SOT23–3L, all compliant with RoHS environmental standards. These versatile packaging formats allow for seamless integration across diverse application scenarios — from automotive electronics to industrial automation and consumer devices — giving engineers greater design flexibility and choice.

As SLKOR continues to expand its product lineup and technological capabilities, it remains committed to supporting the global shift toward smarter, greener, and more efficient electronics.

The SL44E-9 is a high-performance Hall-effect sensor from SLKOR Microelectronics, purpose-built for precise magnetic field detection across a wide range of demanding applications. Its distinctive single S-pole detection design ensures accurate, stable, and responsive performance — whether applied in industrial automation, automotive electronics, robotics, or other intelligent systems.

Thanks to its fast response capability and reliable output signals, the SL44E-9 isn’t just a sensor — it functions effectively as an electronic switch, enabling rapid magnetic field detection and seamless control over circuits, devices, or automated processes.

Key Specifications:

• Polarity: Single S-pole
• Operating Voltage (VDD): Up to 60V
• Operating Current (IDD): 40mA
• Package Type: TO-92S

Why Choose SL44E-9:

• High Voltage Tolerance: With a maximum operating voltage of 60V, it performs reliably in high-voltage applications such as smart grid monitoring, electric vehicle charging systems, and industrial power equipment.
• Energy Efficiency: The operating current of 40mA is engineered to strike a perfect balance between detection accuracy and power consumption — ideal for systems that demand low energy consumption and extended battery life.
• Versatile Integration: Its TO-92S package makes installation and integration simple, especially for space-constrained designs or retrofit projects.

The SL44E-9 Hall sensor embodies SLKOR’s commitment to delivering dependable, high-performance components for industries where precision and reliability are non-negotiable.

The SL44E-9 Hall-effect sensor has become a trusted solution across multiple industries thanks to its precision, reliability, and versatility. Its ability to accurately detect magnetic field variations makes it ideal for a wide range of applications, including:

• Magnetic Field Detection: Essential in devices like magnetometers and geomagnetic sensors, where precise magnetic field measurement is critical.
• Position and Motion Sensing: Widely used in industrial machinery, robotics, and automation systems to monitor the position, movement, or alignment of mechanical components, ensuring safe and efficient operation.
• Electronic Switching: Serving as a highly responsive electronic switch, the SL44E-9 can instantly detect magnetic field changes and deliver rapid, stable output signals — enabling seamless control over electronic circuits, relays, and devices.

Thanks to its high sensitivity, fast response time, and durable construction, the SL44E-9 is a go-to choice for applications demanding accurate, real-time sensing in challenging environments.

About SLKOR

Backed by a talented team from China’s Tsinghua University and Korea’s Yonsei University, Shenzhen Slkor Micro Semicon Co., Ltd. specializes in third-generation silicon carbide (SiC) power devices and conventional semiconductor products. Our expertise spans advanced materials, cutting-edge technologies, and innovative product development.

SLKOR’s diverse product portfolio includes discrete devices, integrated circuits, diodes, transistors, power management chips, and analog ICs, serving industries from automotive to industrial automation.

Under the visionary leadership of Mr. Song Shiqiang, SLKOR has evolved from a semiconductor IP design house into a national high-tech enterprise integrating R&D, production, and global sales. Committed to supporting domestic substitution strategies, SLKOR delivers high-quality, reliable alternatives to major international semiconductor brands.

To better serve customers and industry partners, SLKOR operates two flagship brand stores in Shenzhen’s renowned Huaqiangbei electronics market, the heart of China’s hardware and semiconductor supply chain.

For product inquiries or collaboration opportunities, please contact: sales03@slkormicro.com