6V, Dual 2A/2A or 3A/1A, Low IQ, Synchronous Buck Regulator with PG and SS, AEC-Q100 Qualified
Active Part Numbers:
Meaning of P & Z
DEVELOPING A MILLIMETER-WAVE RADAR POWER SUPPLY
Autonomous driving is one of the most popular trends in the automotive industry. Currently, commercial-level automatic driving remains at the L2/L3 level. Automotive radar technology is gaining momentum as a solution to achieve higher levels of automated driving. With the accurate perception of millimeter-wave radar, cars can autonomously make intelligent judgements and decisions. At 77GHz, mil...
POWER SUPPLY DESIGN FOR CAR INFOTAINMENT SYSTEMS (PART I)
A car’s infotainment system is an on-board, integrated information processing system based on the car’s bus body and internet. Vehicles have become more integrated and modular as consumers continue to raise expectations for driving, car information resources, entertainment, and safety. This trend has introduced new challenges to the research and development of car infotainment systems, particularl...
As vehicles continue to integrate electronic control unit (ECU) networks for cutting-edge functionality, the automotive central gateway controller plays a central role in bridging and managing the transfer of data across various protocols (e.g. CAN, FlexRay, LIN, Ethernet, and ISO-9141). The central gateway achieves physical isolation between ECU networks, as well as portability between protocols ...
DISPLAY (NAVIGATION, HEADS-UP, CLUSTER)
Automotive displays — which include the center display, heads-up display (HUD), and gauge instrument cluster — show key information and interactive content to the driver. The center information display is connected to the head unit, and provides navigation and other in-cabin infotainment controls. The automotive HUD and gauge instrument cluster provide easy-to-access information for the driver. Th...
HEAD UNITS (HIGH-END)
Automotive head unit designs have evolved from the traditional hardware interfaces into sophisticated infotainment systems that offer various in-cabin functionalities. These features include navigation, wireless connections, passenger entertainment, gesture recognition, and voice control. As consumer expectations for infotainment features continue to increase, manufacturers face design challenges ...
Laser imaging, detection, and ranging (LiDAR) is a rapidly expanding market for automotive advanced driver assistance system (ADAS) applications. Autonomous vehicle perception sensing is a cutting-edge functionality of ADAS technologies, and will continue to develop as new cars integrate radar with cameras and LiDAR systems. LiDAR uses real-time measurements of light pulses to offer higher bandwid...
REARVIEW CAMERAS (OFF BATTERY)
Rearview cameras are perhaps the most well-known camera subsystem used in advanced driver assistance systems (ADAS) applications. As this feature is being offered and expected in more and more vehicles, these camera systems must offer high integration and fast data processing to enable accurate, real-time monitoring of possible hazards behind the vehicle and channeling information directly to an L...
FRONT-FACING CAMERAS (OFF BATTERY)
Front-facing cameras are an increasingly popular camera subsystem used in advanced driver assistance systems (ADAS) applications. Because this feature is becoming standard in more and more vehicles, off-battery camera systems must offer high integration and fast data processing to enable accurate, real-time monitoring of possible hazards in front of the vehicle, in addition to assisting with integ...
REFERENCE DESIGN - SCALABLE AUTOMOTIVE POWER SUPPLY FOR AMD XILINX ZU+
This reference design is a power supply for automotive applications using the AMD Xilinx Zynq Ultrascale+ family of SoC (System on Chip) from the ZU2CG to the ZU5EG, using a flexible configuration based on multiple small DC/DC converters as PoL (Point of Load) supplies. The MPQ8886, with its dual 3A output and multi-IC operation, allows scalability to meet the specific needs of each ZU+ device an...
DRIVER MONITORING SYSTEMS
Driver monitoring systems are one of the latest developments in automotive safety technology. As part of a holistic human-machine interface (HMI), driver monitoring systems track vital sign parameters and driver attentiveness, so that in the event that the driver is unable to operate the vehicle, assistance can be provided. Of course, advanced new features add design complexity and additional cons...
SENSOR FUSION DOMAIN CONTROLLERS
Perception-sensing systems have become a popular ADAS offering in new vehicles, and will continue to expand as new cars integrate radar with cameras and even LIDAR systems. However, each of these sensors has strengths and limitation — thats where sensor fusion comes in. By combining the inputs from all of the cars perception-sensing systems, the driver is provided with the best possible informatio...
A THERMALLY OPTIMIZED, TWO-LAYER AUTOMOTIVE PCB DESIGN TO MEET CISPR25 CLASS 5
Automotive electronics suppliers are faced with escalating cost pressures in the race to produce autonomous, connected, and electrified solutions. One effective way to reduce design costs is by using 2-layer automotive PCBs. However, 2-layer PCBs require special care, as they can have poor thermal characteristics, which leads to compromised performance. In this article, an automotive expert will ...
INTRODUCING THE MP5031: A USB POWER DELIVERY (PD) CONTROLLER
The MP5031 is part of the new generation of fast-charging chips, which meet the growing demand for fast-charging technology for mobile phones and devices. This USB power delivery (PD) controller is compatible with USB Type-C 2.0 and USB PD 3.0 specifications, and supports dedicated charging port (DCP) schemes. The MP5031 also supports BC1.2 charging data port (CDP) handshaking. This article discus...
VERSAL AI EDGE (AUTOMOTIVE) FULL POWER MANAGEMENT REFERENCE DESIGN
VERSAL AI EDGE (AUTOMOTIVE) –M, H DEVICES REFERENCE DESIGN
VERSAL AI EDGE (AUTOMOTIVE) –L DEVICE REFERENCE DESIGN
AUTOMOTIVE-GRADE, LOW-VOLTAGE, STEP-DOWN CONVERTERS: MPQ2179 FAMILY
The MPQ2179 series of low-voltage, step-down converters from 1A to 3A is optimized for an automotive platform design approach to 5V applications, including infotainment, ADAS, cameras, and digital cockpits. To withstand tough automotive conditions, the MPQ2179 family features well-managed thermals to keep boards running. With a compact package and high efficiency, these products fit in space-limit...
SPARTAN 7 AUTOMOTIVE SOLUTION
This reference design is intended for powering AMD Xilinx Spartan7 family of FPGAs (S6 - S100). This PMIC based solution combines a small footprint with good efficiency and tight regulation for a low cost solution. The internal sequencer ensures power up and power down sequencing requirements MPQ7920 PMIC with 4x bucks, 5x LDOs Vin 2.7V to 5.5V I2C support QFN-26 (3.5mmx4.5mm) Cost effective and S...
THE ROAD FROM ECUS TO DCUS
As electronic vehicles become more commonplace, electronic control units (ECUs) are becoming the standard, embedded control system for automotive electronics. ECU systems provide safety and functionality — applications using ECUs include anti-lock brakes, four-wheel drive, electronic automatic transmission, active suspension, and airbags. Gradually, the use of ECUs has extended to vehicle body saf...
EMI GENERATION, PROPAGATION, AND SUPPRESSION IN AUTOMOTIVE ELECTRONICS (PART I)
In the automotive industry, stringent electromagnetic interference (EMI) requirements are necessary for safety but create design challenges for engineers (see Figure 1). To reduce EMI, it is necessary to model and analyze various EMI problems. This article provides modeling and suppression methods to reduce EMI in non-isolated converters, such as buck, boost, and buck-boost converters. Many...
EVALUATING THE TRANSIENT PERFORMANCE OF BUCK REGULATORS WITH AN INTEGRATED COMPENSATION NETWORK
Designing the compensation network for buck regulators can be tedious and may require several iterations to optimize the solution. Having an optimized control loop, which can enable fast transient response while maintaining proper stability, has become a major challenge with the emergence of new applications such as ADAS and fast transient response requirements. To address these issues, buck regul...
AUTOMOTIVE ELECTRONICS RELIABILITY TESTING STARTS AND ENDS WITH THE MISSION PROFILE
Automakers must design vehicles to thrive in a broad spectrum of environments, from snowy tundras to scorching deserts. Unlike most consumer applications, where the expected lifespan can be months, automotive electronics are often expected to last 15 years or more. When specifying a vehicle component, it is common for OEMs and their suppliers to develop an automotive mission profile, which is esse...
DIRECT JUNCTION TEMPERATURE MEASUREMENT OF A DC SWITCHING POWER SUPPLY
Designers often want to measure the junction temperature of a DC switching power supply. This is especially difficult in temperature chambers because a thermal camera is inaccurate and can be damaged under high environmental temperatures, and an external temperature sensor is difficult to fix onto small packages. This article will help readers understand a practical method to measure the junction ...
A PERFECT MATCH: POWER LOSSES IN BUCK CONVERTERS AND HOW TO INCREASE EFFICIENCY
Today’s highly developed power ICs require superior power inductors. Building a standard power supply with common footprints can help reduce design time and production costs. Determining the best match between an inductor and an IC is paramount to achieving the best performance in terms of PCB space, as well as thermal and cost efficiency. Let’s explore which parameters are most impor...
DO MORE WITH LESS - MAXIMIZE YOUR ADAS DESIGN WITH THE MPQ8875A
Learn how to design a buck-boost for cold crank conditions.
Log in to your account
Create New Account