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.
TIDA-00679 TI reference design demonstrates a solution for automotive LED taillight applications (tail/brake lights, turn signals, reverse lights). This reference design uses the TPS92630 linear LED driver, which is powered directly from the car battery through a smart battery reverse diode. The design offers the potential for cost savings and efficiency through low power dissipation and improved system thermal performance. The reference design also includes CISPR25 testing, pulse testing (per ISO 7637-2), and EMI/EMC radiated and conducted emissions testing. See TIDA-00677 for a similar design using the TPS92630-Q1 driven by a buck converter . See TIDA-00678 for a similar design driven by a boost converter .
TIDA-00709 is a 36W dual-output auxiliary power supply with universal DC input, targeting server and telecom power supplies. This reference design uses the UCC28740 constant voltage/constant current (CV-CC) flyback controller to implement a quasi-resonant (QR) flyback converter with optocoupled feedback for voltage and primary-side regulation for current ( PSR). To improve efficiency, the TIDA-00709 uses a synchronous rectifier with a synchronous controller UCC24636 and a low RDS(on) MOSFET to achieve a 12V_ISO/2.75A main output. This design is small and economical and has almost all necessary built-in protection mechanisms, such as protection against output overvoltage and short circuits. Additionally, the design features built-in electronic fuses for fault isolation on the 12V main output voltage rail without affecting any other outputs.
Stackable monitors and protectors used in large lithium-ion batteries to provide monitoring, balancing and communication functions. Each bq76PL455A-Q1 EVM can manage 8 to 16 cells (12V minimum) in Li-ion battery applications. Up to 16 bq76PL455A-Q1 EVM modules can be stacked. The system provides fast cell balancing, diagnostic functions and modules for controller communication. An independent protection circuit is also integrated.
The efficiency and diagnostic capabilities required for automotive emergency call (eCall) systems create unique requirements for the audio subsystem, such as speaker diagnostics and low power consumption. This TI reference design shows how TI's automotive dual-channel audio codec (TLV320AIC3104-Q1) and Class D audio amplifier (TAS5411-Q1) can be used in eCall applications.
This reference design implements and measures a complete 120MHz high-bandwidth optical front-end consisting of a high-speed transimpedance amplifier, a fully differential amplifier, and a high-speed 14-bit 160MSPS ADC with JESD204B interface. The design provides hardware and software to evaluate the system's response to high-speed optical pulses generated by the included laser driver and diode, suitable for applications with optical time domain reflectometry (OTDR).
To provide system designers with a new cost-effective and simple alternative solution for high-precision temperature measurement, this reference design introduces a new ultra-small 2-pin digital output IC temperature sensor with a single line pulse counting interface that improves reliability and greatly simplifies the design of electrically isolated architectures to send power and unidirectional data through the same low-profile transformer and remote operation. Additionally, error budget calculations are simpler because there are fewer error sources. Cost budget, accuracy, size, and simplicity of connection to other circuit components are major factors to consider when selecting a sensor to perform the job, and this reference design system can be of great assistance in meeting these requirements. This design has a maximum measurement error of less than 0.25°C over the -50°C to 150°C temperature range, provides 400VRMS of functional isolation, and is pre-certified to IEC61000-4-4 to significantly reduce the cost of high-accuracy temperature measurement systems Development design time.
Wireless battery-powered smart locks are becoming more and more popular in today's market with the increasing number of building and residential owners looking to retrofit smart locks (or electronic locks) for their buildings or homes. In smart lock applications, high current motors and radios often have a faster battery drain rate, resulting in compromised battery life. Replacing multiple batteries can be time-consuming and costly, so reducing average current draw is often a key design consideration.
The TIDA-00786 is a small size brushed DC motor controller with fixed 100% duty cycle speed input and variable current regulation. The DRV8871's integrated current sensing capability enables the design to utilize standard potentiometers, allowing the user to quickly change current limit levels in motors powered by 12 to 24V inputs.
Fuses are used in many products to protect against possible damage caused by current surges and overcurrents. Traditional fuses used in the automotive space have lower accuracy and longer response times. The TIDA-00795 Automotive Precision Electronic Fuse Reference Design is an alternative to traditional fuses that is more accurate and offers capabilities not found in traditional fuses. This electronic fuse reference design can be used as a building block for implementing a multi-channel electronic fuse box. It can also be used in body control modules (BCM) and electronic control units (ECU).
16-cell EV/HEV high current active solution using the latest automotive battery management monitor and protector bq76PL455A-Q1. It combines the high level of integration and accuracy of the bq76PL455A-Q1 with a bidirectional DC-DC cell balancer to provide a high-performance battery management solution for high-capacity battery packs. This allows any 16-cell input to be charged or discharged as required at up to 5A, and modules can be stacked up to 1300V.
The TIDA-00821 reference design is a stackable monitor and protector for use in large lithium-ion batteries that provides monitoring, balancing and communication functions. Each bq76PL536A-Q1 EVM can manage 3 to 6 cells in Li-ion battery applications. Up to 32 bq76PL536A-Q1 EVM modules can be stacked. The system provides fast cell balancing, diagnostic capabilities, and module-to-controller communication. In addition, an independent
protection circuit is integrated.
TIDA-00827 is an integrated sensor-based BLDC motor controller reference design for low-power, battery-powered brushless DC motor applications. The 8 to 35V operating voltage range supports 3S to 6S lithium polymer battery power supplies. Specific applications include camera heads, low-power fans and robots. The motor controller consists of the MSP430G2353 16-bit, ultra-low power microcontroller and the DRV8313 highly integrated 2.5A triple half-bridge driver. The MSP430G2353 utilizes Hall sensor-based communication feedback to provide the correct drive voltage to the motor through the DRV8313. Onboard potentiometers and buttons provide a simple interface to control the motor.
This analog front end (AFE) design shows how to connect two or more Σ-Δ ADCs for simultaneous sampling and how to expand the number of input channels to provide maximum flexibility. Precision current measurement is achieved by connecting the AFE to a current transformer (CT) and a Rogowski coil. Likewise, accurate voltage measurements are achieved using resistive voltage dividers without and with isolation amplifiers. The AFE can be configured to measure unipolar or bipolar inputs. The required power is provided onboard. Additionally, diagnostics can be integrated into one design, as shown in TIDA-00810.
This design uses the highly flexible PCM5242 differential output DAC to convert the extremely high performance analog input TPA3251D2 Class D amplifier into a digital input system with audio processing capabilities. The full performance of the TPA3251D2 amplifier can now be achieved through a variety of digital input sources. The PCM5242 DAC's analog differential output and high SNR are a perfect match for the TPA3251D2 amplifier's full differential analog input, resulting in excellent noise performance and very low distortion. Through the miniDSP on the PCM5242, audio processing and filtering functions can be added to further enhance the audio performance in the end device.
TIDA-00891 is designed to evaluate the HD3SS3220 device for UFP implementation. This reference design also serves as a hardware reference design for any implementation using the HD3SS3220 with a USB-C™ connector. Reference design files are available upon request to assist in PCB design using the HD3SS3220. This design provides layout files to guide you through the routing/location rules schematic to implement the TUSB321A. This reference design provides an onboard USB Type-A plug to connect to legacy USB systems. Please note that this reference design may contain test components that are intended for evaluation and are not suitable for production.
The TIDA-00892 reference design provides a compact solution capable of generating isolated DC power while supporting isolated RS-485 communications. This reference design contains a reinforced digital isolator with integrated power supply and an RS-485 communications transceiver.
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.
The ESC module is a very important subsystem in non-military UAVs. Users need more efficient models to achieve longer flight times, better dynamic behavior and smoother and more stable performance. The design uses an electronic speed controller (ESC) commonly used in unmanned aerial vehicles (UAVs) or drones.
Speed control is done sensorless and the motor was tested using FOC speed control up to 1.2kHz electrical frequency (12kRPM, 6 pole pair motor). Our drone ESC high-speed sensorless FOC reference design features a best-in-class FOC algorithm implementation that enables longer flight times, better dynamic performance, and higher integration resulting in smaller board size and BOM components less. Sensorless high-speed FOC control uses TI's FAST™ software observer, leveraging the InstaSPIN-Motion™ C2000™ LaunchPad and DRV8305 BoosterPack.
TIDA-00940 is a 3W non-isolated bias power supply with up to 80% efficiency and excellent EMI performance, designed for motor control and drive subsystems in major appliances, saving system costs and having other features described here Main advantages. This reference design uses a buck topology to provide two non-isolated outputs, implemented using TI's UCC28881 and TPS5405 controllers, to provide comprehensive protection. The hardware is designed and tested to comply with EN-55014 Class B requirements for household appliances.
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