The Bidirectional 400V-12V DC/DC Converter Reference Design implements an isolated bidirectional DC/DC converter based on a microcontroller. The phase-shifted full bridge (PSFB) with synchronous rectification controls the power flow from the 400V bus/battery to the 12V battery in buck mode, while the push-pull stage controls the reverse power flow from the low-voltage battery to the high-voltage bus/battery in boost mode. . This implementation uses a Texas Instruments (TI) 32-bit microcontroller TMS320F28035 on the low-voltage side to achieve closed-loop control of bidirectional power flow. This digital controller system implements advanced control strategies to optimally control power stages under varying conditions and provides system-level intelligence for safe and seamless transitions between operating and PWM switching modes.
This reference design is a 2cm x 2cm RGB LED animation solution for battery powered applications using the LP5523 and MSP430FR2111 devices. The LP5523 device is an LED driver with a programmable control engine in a DSBGA package. The LP5523 provides realistic lighting patterns for applications that must fit on extremely small PCBs. The design demonstrates full functionality while using limited MCU resources.
The 3D machine vision reference design uses Texas Instruments' DLP software development kit (SDK), allowing developers to easily build by integrating TI's digital micromirror device (DMD) technology with cameras, sensors, motors and other peripherals 3D point cloud. Highly differentiated 3D machine vision systems leverage the DLP® LightCrafter™ 4500 Evaluation Module (EVM) powered by the DLP® 0.45-inch WXGA chipset to provide the flexibility to control high-resolution, accurate graphics for industrial, medical and security applications.
This reference design provides an output short-circuit protection solution for the TPS61088 boost converter. This function is implemented through the overcurrent protection (OCP) circuit. When the output is shorted to ground or the load current is higher than a certain value, the OCP circuit will disconnect the TPS61088 from the corresponding load. This solution only requires an additional low-cost comparator, a sensing resistor and a small N-MOSFET. By adding this small amount of circuitry, the TPS61088 is protected from output short circuit and overload conditions.
The PMP11438 is a tool used to compare three different power solutions for converting a 12V bus to 1.2V (6-10A). The 1.2V output voltage is suitable for DDR4 memory applications. Each solution offers advantages in full-load efficiency, light-load efficiency, density, height, transient response, or some combination thereof.
This design provides a reference solution for a three-phase inverter rated up to 10kW, designed using the reinforced isolated gate driver UCC21530, reinforced isolated amplifiers AMC1301 and AMC1311, and MCU TMS320F28027. Lower system cost can be achieved by using the AMC1301 with the MCU's internal ADC to measure the motor current and using a bootstrap supply for the IGBT gate driver. The inverter is designed with protection against overload, short circuit, ground fault, DC bus under/overvoltage and IGBT module overtemperature.
High-frequency critical conduction mode (CrM) totem pole power factor correction (PFC) is an easy way to design high-density power solutions using GaN. The TIDA-0961 reference design uses TI's 600V GaN power stage LMG3410 and TI's Piccolo™ F280049 controller. This high-density (165 x 84 x 40mm) 2-stage dual-interleaved 1.6kW design is suitable for a variety of space-constrained applications such as server, telecom and industrial power applications. Power stage interleaving reduces input and output ripple current. Hardware is designed to meet conducted emission, surge and EFT requirements to help designers achieve 80+ Titanium specifications.
This reference design is a complete solution for a brushless DC ceiling fan controller operating on AC power. It uses the DRV10983 24V three-phase motor driver to drive the motor through sinusoidal current and sensorless control. UCC28630 converts 90-265 VAC to 24 VDC. The MSP430G2201 Value Series processor decodes the infrared signal used for speed control. The included firmware allows easy integration of standard infrared remote controls based on the NEC transmission protocol.
PMP20327 is a synchronous 4-switch buck/boost converter using the LM5175 controller and can be used as a reference design for heater element power stages in applications such as e-cigarettes. Output voltages from 1V to 10V can be selected over a current range of 20A to 45A by using a trim resistor on the FB pin with a bias voltage of 0.2V to 3.1V. This design also uses the non-synchronous boost regulator LMR62014 to provide the bias voltage for the LM5175 operating in low input voltage mode. The current mode controller has built-in LM5175 pulse-by-pulse current limiting function. This board includes enable, sync, and power-good functions. The design supports resistive heating elements with resistances ranging from 0.1Ω to 0.5Ω, thus supporting a variety of 200W operating conditions.
The PMP21251 reference design uses the UCC28056 CRM/DCM PFC controller, UCC256304 enhanced LLC controller and integrated driver to provide a 12V/10.8A output (continuous current, 14.4A peak current) from a universal AC input. This design achieves peak efficiency of 92.4% at 115VAC input and 94.0% at 230VAC input. Efficiency and power factor also meet 115V and 230V internal 80 PLUS Gold specifications and DoE Level VI requirements. Additionally, without turning off the PFC, the design can achieve power consumption as low as 89mW at an input supply voltage of 230VAC.
This TI reference design describes how to emulate an EEPROM using ferroelectric random access memory (FRAM) technology on an MSP430™ ultra-low power microcontroller (MCU) along with other sensing capabilities that can be enabled when using the MCU. combine. This reference design supports connection to the host processor via both I 2 C and SPI interfaces, allowing for multiple slave addressing.
Resonant converters are commonly used DC/DC converters commonly used in servers, telecommunications, automotive, industrial and other power applications. These converters have high performance (efficiency, power density, etc.) and are constantly increasing various industry standard requirements and power density targets, making them ideal for mid- to high-level power applications.
This reference design implements a 500W digitally controlled two-phase interleaved LLC resonant converter. The system is controlled by a single C2000™ microcontroller (MCU), the TMS320F280025C, which also generates PWM waveforms suitable for all power electronic switching devices in all operating modes. The design accurately achieves phase-to-phase current sharing by utilizing innovative current sharing technology.
NOTE: An older version of this design using F2837x devices is available in ControlSUITE .
TIDA-00772 is an 18A RMS driver for three-phase brushless DC (BLDC) motors in power tools powered by 5-cell Li-ion batteries (up to 21V). The design is a compact 45 x 50 mm actuator that enables sensor-based trapezoidal control. The design uses a discrete compact MOSFET-based three-phase inverter that delivers 18A RMS continuous (60A peak for 1 second) winding current without the need for any external cooling devices or heat sinks. The gate driver's slew rate control and charge pump ensure maximum inverter efficiency (>98% at 18V DC) with optimal EMI performance. Cycle-by-cycle overcurrent protection prevents large stall currents in the power stage, and the board can operate in ambient temperatures up to 55°C. The small form factor allows for flexible plate placement, the high efficiency allows the battery to last longer, and the 60A peak current capacity delivers high instantaneous peak torque in power tools.
The Bidirectional 400V-12V DC/DC Converter Reference Design is a microcontroller-based implementation of an isolated bi-directional DC-DC converter. A phase shifted full-bridge (PSFB) with synchronous rectification controls power flow from a 400V bus/battery to the 12V battery in step-down mode, while a push-pull stage controls the reverse power flow from the low voltage battery to the high voltage bus/battery in boost mode. In this implementation closed loop control for both directions of power flow is implemented using Texas Instruments 32-bit microcontroller TMS320F28035, which is placed on the LV side. This digitally-controller system can implement advanced control strategies to optimally control the power stage under different conditions and also provide system level intelligence to make safe and seamless transitions between operation modes and PWM switching patterns.
Power management for the energy harvesting, energy buffering and back-up power is a key challenge in the fault indicator design. The TIDA-01385 introduces a circuit about harvesting energy from a current transformer for the system load of a fault indicator while storing the extra energy in a super capacitor. A primary Li/SOCl2 battery is used as back-up power to extend the fault indicator operating time after the power grid fails. With input current from 3mA to 2A, the reference design provides a stable 3.6V to system load within two seconds.
The SimpleLink™ Sub-1GHz Sensor to Cloud Reference Design demonstrates how to connect sensors to the cloud over long-range sub-1GHz wireless networks for industrial environments such as building control and asset tracking. This design provides a complete end-to-end solution to create sub-1GHz sensor networks using Internet of Things (IoT) gateway solutions and cloud connectivity. The gateway solution is based on the low-power SimpleLink Wi-Fi® CC3220 wireless microcontroller (MCU), which hosts the gateway application and the SimpleLink sub-1GHz CC1310 wireless MCU as the MAC-CO processor. This reference design also includes a sensor node example application running on the SimpleLink dual-band CC1350 wireless MCU. The design comes pre-integrated with TI 15.4-Stack software, which is supported as part of the SimpleLink CC13x0 software development kit (SDK), providing a complete sub-1GHz star network solution. How fast is your connection?
This reference design focuses on high-side current measurements using TI's range of voltage output current shunt monitors. This design can be used to measure high-side current in industrial applications where common-mode dynamics can drop below ground. Overall, this design helps designers build electromagnetic compatibility (EMC) compliant circuits based on current shunt monitor devices while achieving a highly accurate current monitoring solution in the presence of a wide range of -14V to +80V common-mode voltages.
The TIDA-00982 reference design is a subsystem design for the 2S1P battery management solution (BMS), suitable for drone, robot or radio control (RC) projects and designs. Quickly add monitoring, protection, balancing and charging capabilities to any new design for drones, robots or RC products, or use this board to add advanced functionality to existing designs. This TI reference design will let you quickly and easily get to work and test advanced battery management features.
The SimpleLink™ Sub-1GHz Sensor to Cloud Reference Design demonstrates how to connect sensors to the cloud over long-range sub-1GHz wireless networks for industrial environments such as building control and asset tracking. This design provides a complete end-to-end solution to create sub-1GHz sensor networks using Internet of Things (IoT) gateway solutions and cloud connectivity. The gateway solution is based on the low-power SimpleLink Wi-Fi® CC3220 wireless microcontroller (MCU), which hosts the gateway application and the SimpleLink sub-1GHz CC1310 wireless MCU as the MAC-CO processor. This reference design also includes a sensor node example application running on the SimpleLink dual-band CC1350 wireless MCU. The design comes pre-integrated with TI 15.4-Stack software, which is supported as part of the SimpleLink CC13x0 software development kit (SDK), providing a complete sub-1GHz star network solution. How fast is your connection?
Touch Remote Powered by CapTIvate™ Technology demonstrates a capacitive touch solution using a single MSP430™ microcontroller (MCU) with CapTIvate technology. This design uses self- and mutual-capacitance technology to enable multifunctional capacitive touch panels (buttons, sliders, gesture pads, grip sensors, and proximity sensors) for smart TVs, set-top boxes, and remote applications in sound systems in the future. Application expansion with various available communication interfaces. This design allows operators to extend battery life through low-power active and standby modes.
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