Tiny, Micropower Hall-Effect Switches from Diodes Incorporated Deliver Compatibility with Low-Voltage Chipsets
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The introduction of the new Hall-effect switches by Diodes Incorporated signifies the company's response to the growing demand for power-efficient components in the consumer electronics sector. The AH1899A/B/S series, with their low supply voltage and quiescent current, are positioned to become an integral part of the design for battery-powered devices, such as smartphones and tablets. This move aligns with the industry's shift towards energy-saving technologies, which is a critical factor for manufacturers looking to improve product performance and extend battery life.
From a market perspective, the competitive pricing at $0.11 for 5,000 piece quantities could potentially disrupt the market by offering cost-effective solutions for manufacturers. The feature of integrating pull-up and pull-down resistors to save PCB area can be seen as a strategic move to attract design engineers by simplifying the design process and reducing material costs. The potential for increased adoption of these switches could lead to an uptick in sales volume for Diodes Incorporated, influencing its market position and stock performance positively in the long term.
The technical specifications of the AH1899A/B/S Hall-effect switches reflect a sophisticated design tailored for modern electronic devices. The operating supply voltage range of 1.1V to 2.0V makes these switches highly compatible with the latest application chipsets. This compatibility is essential for seamless integration into existing and future product designs. Furthermore, the advanced chopper-stabilized topology utilized in these switches ensures minimal drift in operating and release points due to changes in supply voltage and temperature, which is a significant reliability factor in consumer electronics.
The omnipolar nature of the switches, functioning with both north and south magnetic poles, offers design flexibility, while the two sensitivity grades provide customization options for different applications. The compact X2-DFN1010-4 packaging is an innovation that addresses the industry's relentless pursuit of miniaturization without compromising on performance. These design considerations could lead to broad adoption across various device categories, potentially setting a new standard for contactless switching technology in portable devices.
Diodes Incorporated's strategic move to enhance its Hall-effect sensor portfolio with the AH1899A/B/S series could have a favorable impact on its financial health. The emphasis on energy efficiency and integration ease addresses key consumer pain points, which can drive demand and potentially increase market share. Additionally, the production scale reflected in the pricing strategy suggests an efficient cost structure that could translate into healthy margins, especially if the volume of sales increases as projected.
Investors should monitor the adoption rate of these new components in consumer electronics as an indicator of Diodes' performance in the competitive semiconductor market. An increase in sales volume and potential partnerships with device manufacturers could be a catalyst for revenue growth. However, it's essential to consider the risks associated with the rapid pace of technological change and the possibility of competing innovations that could affect the long-term demand for these specific components.
These switches, with their supply-voltage range of 1.1V to 2.0V, seamlessly integrate with state-of-the-art application chipsets operating at 1.2V, ensuring ease of use. The power-efficient architecture of these parts lowers the typical average operating current to as little as 0.95µA at 1.2V. The hibernating clocking system in these switches help maximize system energy savings to extend the runtime of battery-operated devices.
The omnipolar AH1899A/B/S operate with either north or south magnetic poles close to the package surface. Leveraging an advanced chopper-stabilized topology, the operating (BOP) and release (BRP) points display minimal drift with supply voltage and temperature. Two sensitivity grades are available, giving designers flexibility to tailor the switch response for their application. The AH1899B and AH1899S operate when the magnetic field strength (B) exceeds 30 Gauss and release at below 20 Gauss. The AH1899A is a high-sensitivity version that operates at 18 Gauss and releases at 12 Gauss. All versions remain off when no field strength is present.
Designers can also take advantage of board-space savings by selecting these switches, which are packaged as X2-DFN1010-4 (Type B) surface-mount devices. At just 1.0mm x 1.0mm, and 0.4mm high, the footprint is smaller than typical alternatives. In addition, the internal circuitry integrates pull-up and pull-down resistors to save the PCB area usually needed for external components.
The AH1899A, AH1899B, and AH1899S are in production and available from
About Diodes Incorporated
Diodes Incorporated (Nasdaq: DIOD), a Standard and Poor’s SmallCap 600 and Russell 3000 Index company, delivers high-quality semiconductor products to the world’s leading companies in the automotive, industrial, computing, consumer electronics, and communications markets. We leverage our expanded product portfolio of discrete, analog, and mixed-signal products and leading-edge packaging technology to meet customers’ needs. Our broad range of application-specific solutions and solutions-focused sales, coupled with worldwide operations of 32 sites, including engineering, testing, manufacturing, and customer service, enables us to be a premier provider for high-volume, high-growth markets. For more information visit www.diodes.com.
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Gurmeet Dhaliwal
Director, Investor Relations & Corporate Marketing
Diodes Incorporated
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