A definite trend in the automotive industry is autonomous driving. Although there is still some way to go before the practical application of fully autonomous driving, related research and development and application are in full swing, which is fully reflected in the increasingly rich and perfect advanced driver assistance systems (ADAS). The A31315 is a rotating and linear magnetic position sensor from Allegro's 3DMAG™ family for automotive and industrial applications that combines Allegro's long-proven planar and vertical Hall effect technology
In some applications in industrial, consumer and automotive fields, the requirements for operational reliability are increasingly high, especially in some applications with more demanding environmental requirements, which need to be able to withstand adverse factors such as low temperature, moisture, dust and debris. The traditional mechanical switch is not only limited in design and assembly, but also difficult to meet the reliability requirements. The non-contact all-pole Hall switch is an ideal alternative
Allegro MicroSystems A19351 Giant Magnetoresistance (GMR) AK Protocol Wheel speed/Direction sensor Integrated circuits (ics) are designed to measure ring magnets used in automotive braking systems. And adopt 2-pin SIP package (suffix UB), no lead (Pb), tinned lead frame. The UB package includes IC and protection capacitors integrated in a single moulded package, as well as an additional moulded lead stabilizer rod for sturdy transport and easy assembly.
Designed to provide the power supply requirements of next generation car audio and infotainment systems, the A8600 provides all the control and protection circuitry to produce four high current regulators, each with ±1.5% accuracy. The A8600 includes control circuitry to implement three adjustable, asynchronous buck regulators with integrated MOSFETs.
The Allegro A1101-A1104 and A1106 Hall-effect switches are next generation replacements for the popular Allegro 312x and 314x lines of unipolar switches. The A110x family, produced with BiCMOS technology, consists of devices that feature fast power-on time and low-noise operation. Device programming is performed after packaging, to ensure increased switchpoint accuracy by eliminating offsets that can be induced by package stress.
The Allegro ACS712 provides economical and precise solutions for AC or DC current sensing in industrial, commercial, and communications systems. The device package allows for easy implementation by the customer. Typical applications include motor control, load detection and management, switchmode power supplies, and overcurrent fault protection. The device is not intended for automotive applications
The A3211 and A3212 integrated circuits are ultra-sensitive, extremely independent Hall effect switches with latched digital outputs. These devices are particularly suited for operation in battery-powered handheld devices such as cellular and cordless phones, pagers, and handheld computers. They use advanced CMOS technology to take advantage of low voltage and low power consumption
Allegro MicroSystems' A5976, A5977 and A5979 are complete microstepper motor driver chips with built-in converters. They are designed to run bipolar stepper motors in full, half, quarter, eight-step (A5977), and 16-step (A5976/79) modes with an output drive capacity of 40 V±2.8 A. The A5977 and A5979 include a fixed turn-off time current regulator capable of operating in slow, fast or mixed attenuation modes.
Allegro Microsystems' A8591 provides all control and protection circuitry to produce a fixed 5 V or 3.3V output, 2 a regulator with ±1% output voltage accuracy. The A8591 uses pulse frequency modulation (PFM) from 12v (in) while delivering 5 V/40μA, making it ideal for automotive battery-powered "keepalive" applications. The sleep function reduces the standby current to 5μA.
The ARG81800 is Allegro's stable, ultra-low static current (Iq) and low electromagnetic interference (EMI) DC/DC regulator, ideal for on-going power applications. The device sets a new industry standard and adds many new features that help engineers easily meet stringent OEM requirements.
The ARG81800 is Allegro's stable, ultra-low static current (Iq) and low electromagnetic interference (EMI) DC/DC regulator, ideal for on-going power applications. The device sets a new industry standard and adds many new features that help engineers easily meet stringent OEM requirements.
The Allegro MicroSystems A89506 full-bridge PWM gate driver is optimized for PWM control of DC motors. The device is capable of operating at 50V and can provide gate drive for all n-channel external MOSFET bridges. The device includes input terminals for controlling the speed and direction of the DC motor using an externally applied PWM control signal. The internal synchronous rectification control circuit reduces power consumption through PWM operation.
Allegro has announced an expanded portfolio of three-phase non-inductive BLDC gate drives with the new A89332 and A89332-1 designed to meet the changing needs of today's data center cooling systems, providing designers with more flexible options. These drivers feature innovative integrated power off braking (PLB) (A89332) and AC power off (A89332-1) capabilities, enabling a more compact high-airflow fan design that improves thermal efficiency, reduces power consumption and data center costs.
Allegro's A80803 is a switch-mode constant current controller for high-power LED automotive lighting that addresses many of the common pain points of headlamp design, with innovative features and lower cost solutions that allow headlamp designers to easily Bringing Advanced Lighting to Common Mainstream Vehicles
Allegro has introduced the A33110 and A33115 magnetic position sensors, two of the latest sensors designed for advanced Driver Assistance Systems (ADAS) applications requiring high accuracy and heterogeneous signal redundancy. Integrates Allegro's Vertical Hall technology (VHT) with leading tunnel reluctance (TMR) technology in one sensor package. The new sensors feature new technologies such as TMR and vertical Hall elements that combine industry-leading precision with the built-in redundancy required for safety-critical systems
Allegro announced the launch of two new full-bridge gate drivers for automotive and industrial applications. These devices feature direct control (A89505) and pulse-width modulation (A89506) options to streamline system design by up-integrating critical functions. Replace mechanical relays with solid state drives to improve performance and reliability.
Allegro MicroSystems, a global leader in motion control and energy efficient system sensing technology and power semiconductor solutions, has announced that it has shipped its 3 billionth motor driver chip, a testament to Allegro's strength in the motion control business. Allegro's trusted and highly reliable motor drivers have helped customers around the world develop safer, more powerful and reliable motor drive solutions for electric vehicles, data center servers, cordless power tools and other products in automotive, industrial and consumer applications.
Allegro MicroSystems, Inc. offers two new full bridge door drivers for automotive and industrial applications. The A89505 and A89506 are excellent in automotive applications where both drives contain built-in current sensing capabilities, eliminating the need for external current sensing resistances and reducing the requirement for external components to a minimum of seven. Both can provide an absolute maximum supply voltage of 50V. Both devices have current limit detection flags that trigger when programmable current limits are reached
