• CISPR25 automotive taillight reference design based on buck + linear LED driver system

    TIDA-00677 TI reference design demonstrates a solution for automotive LED taillight applications (tail/brake lights, turn signals, reverse lights) using the TPS92630-Q1 linear LED driver powered by an upstream buck converter (TPS65321-Q1) scheme, the converter is powered directly by the car battery voltage through the smart battery reverse diode. The design has also been EMI/EMC radiation and pulse tested according to CISPR25 and ISO 7637-2. More information on potential cost savings and high efficiencies (power dissipation, system thermal performance) can be found in the user guide. See TIDA-00678 for a similar design driven by a boost converter. For a similar design powered directly from the car battery, see TIDA-00679, a reference design that is powered directly by the car battery voltage through a smart battery reverse diode. The design has also been EMI/EMC radiation and pulse tested according to CISPR25 and ISO 7637-2. More information on potential cost savings and high efficiencies (power dissipation, system thermal performance) can be found in the user guide. See TIDA-00678 for a similar design driven by a boost converter. See TIDA-00679 for a similar design powered directly from a car battery.

    Schematic PCB

  • MAXREFDES1012: 10.6W, no optocoupler, flyback DC-DC converter

    The MAX17690 is a peak current mode, fixed-frequency switching controller specifically designed for the isolated flyback topology operating in Discontinuous Conduction Mode (DCM). The device senses the isolated output voltage directly from the primary-side flyback waveform during the off-time of the primary switch.

  • Automotive Linear LED Driver Reference Design for Center High Mount Stop Light (CHMSL)

    This reference design details a highly integrated solution for driving CHMSL (including brake and reverse light) LEDs. Each light is capable of operating independently by feeding power to its supply line. The design uses three automotive-qualified linear LED drivers (TPS92610-Q1) to achieve a low BOM count but feature-rich solution. The design also includes protection features to protect against load dump conditions and reverse battery conditions while maintaining a small solution size.

    Schematic PCB

  • 480W, 97% Efficiency Ultra-Compact (480W/in3) Bidirectional DC/DC Reference Design

    The TIDA-00705 is an ultra-compact (1”x1”x1”) high-efficiency bidirectional DC to DC power converter capable of delivering 480W for low energy storage (LES) and battery backup power applications. Specifically, it is designed for server battery backup Unit (BBU) embedded server PSU. The reference design is based on a two-phase spaced half-bridge power stage controlled using the UCD3138 digital power stage controller. The design has built-in DC bus overcurrent, overvoltage protection and battery overcurrent, overvoltage protection. Voltage protection and phase current balancing to dissipate heat.

    Schematic PCB

  • CISPR 25 Category 5 USB Type-C port reference design with USB 3.0 data support

    TIDA-00987 is a reference design for automotive media ports requiring data transmission. This design supports USB 2.0 and USB 3.0 data via the 15W USB Type-C™ port. Customers can accelerate their media port systems by leveraging a complete reference design that includes AEC-Q100 compliant CISPR 25 Category 5 tested analog integrated circuits (ICs). This design creates a reliable and flexible solution that allows the system to charge USB Type-C and legacy devices in a small 1 x 2.5-inch solution.

    Schematic PCB

  • Automotive discrete SBC pre-boost, post-buck reference design using CAN

    The TIDA-01429 reference design uses a wide input voltage boost controller followed by a wide input voltage buck converter set to 5.0V. A 5.0V supply is used to power the controller area network (CAN) transceiver, and a compact 3.3V fixed-voltage linear dropout (LDO) regulator is used to power the C2000 microcontroller. This design has been tested for CISPR 25 radiated emissions according to the anechoic chamber (ALSE) method, CISPR 25 conducted emissions using the voltage method, and Bulk Current Injection (BCI) resistance according to ISO 11452-4, all tested at CAN communication operates at a speed of 500KBPS. This is an Electromagnetic Compatibility (EMC) tested, 3-level power tree reference design using Controller Area Network (CAN) that can be used in a variety of automotive applications that require operation at input voltages as low as 3.5V. A system basis chip (SBC) is an integrated circuit (IC) that combines several typical building blocks of a system, including transceivers, linear regulators, and switching regulators. While these integrated devices can provide size and cost savings in many applications, integrated devices do not work well in every situation. For applications that are less suitable for using an SBC, a better approach is to build discrete implementations of the above building blocks to create a discrete SBC.

    Schematic PCB

  • Gesture remote control

    Use sensortile.box equipped with high-performance six-axis sensor lsm6dsox to realize gesture remote control.

    Schematic PCB

  • MAXREFDES1084: Small 12W DC-DC Flyback Converter Using the MAX17596

    The MAXREFDES1084 is a miniature, 24V output, isolated power supply that can deliver up to 0.5A of load current. The design uses the MAX17596 peak-currentmode controller in discontinuous-conduction mode (DCM) flyback topology running at 125kHz. The input voltage range of the MAX17596 is 4.5V to 36V. However, an extra bias winding from the transformer is used to power the controller. This allows the input operating voltage to go up to 60V for this design.

    Schematic PCB

  • MAXREFDES1004: -73V to -35V input, 5V/100mA output, Boost converter

    The MAX668/MAX669 constant-frequency, pulse-width modulating (PWM), current-mode DC-DC controllers are designed for a wide range of DC-DC conversion applications, including step-up, SEPIC, flyback, and isolated-output configurations .

    Schematic PCB

  • Reinforced Isolated Phase Current Sensing Reference Design with Small Delta-Sigma Modulator

    This reference design implements a reinforced isolated three-phase inverter subsystem using isolated IGBT gate drivers and isolated current/voltage sensors. This design uses the AMC1306E25 delta-sigma modulator for accurate shunt-based inline motor phase current sensing. The modulator output is Manchester encoded, simplifying clock and data signal routing between the MCU and the modulator. The modulator's high CMTI helps suppress inverter switching noise transients from causing data corruption on the controller side. A compact solution is achieved using a small size modulator. TIDA-00914 provides an interface to an external MCU or FPGA so that a SINC digital filter can be used to demodulate the AMC1306E25 output bit stream. This reference design uses the F28379D Delfino control card, which is connected to the card described in the reference design via an adapter card for current sensing using SINC filters.

    Schematic PCB

  • PF8101/PF8201 Customer Evaluation Board

    The KITPF8101FRDMEVM and KITPF8201FRDMEVM evaluation boards feature the PF8101/PF8201 energy management integrated circuit for high-performance processing applications

    Schematic PCB

  • Replace inefficient MR16 halogen lamps with LEDs

    Replacing halogen lamps with LEDs in MR16 light fixtures can save substantial energy while reducing electricity and maintenance costs. This application note details the advantages of using LEDs in MR16 fixtures, and it presents an LED driver circuit that enables a 5W white LED with integrated heatsink to replace a 10W halogen bulb in MR16 lamps.

  • KITPF8200FRDMPGM: PF8200/PF8100 programming board

    The KITPF8200FRDMPGM is a programming board with a 56-pin QFN socket that is compatible with all PF8100/PF8200 series devices. This kit integrates all the hardware required to program the OTP registers in the PMIC.

    Schematic PCB

  • Ultrasonic detection subsystem reference design for water flow measurement

    This reference design helps designers develop a cost optimized ultrasonic water-metering subsystem using an integrated, ultrasonic sensing solution (USS) module, which provides superior metrology performance with low-power consumption and maximum integration. The design is based on the 64KB MSP430FR6043 microcontroller (MCU), with integrated high-speed, ADC-based, signal acquisition and an integrated low energy accelerator (LEA) to optimize digital signal processing.

    Schematic PCB

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