LMG5200 48V to 1V/40A single-stage converter reference design

PMP4497 is a GaN-based reference design solution suitable for Vcore applications such as FPGA and ASIC. With high integration and low switching losses, the GaN module LMG5200 enables high-efficiency single-stage 48V to 1.0V solutions, replacing traditional two-stage solutions. This reference design demonstrates the GaN performance and system advantages of this solution compared to two-level solutions. Low cost ER18 flat PCB transformer embedded on board. This reference design is compact in size (45mm*26mm*11mm). Further size reduction can be achieved by optimizing frequency and components.

PFC SEPIC for OLED lighting (208V@0.110A non-isolated LED light string)

The PMP5242 reference design uses the UCC28810 in a single-stage, PFC-SEPIC configuration to drive a 22W LED load. This supply can operate from an input ranging from 85VAC up to 265VAC. It is capable of driving LED strings from 156V up to 208V at a fixed current of 110mA with efficiency over 89%.

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TPS40200 Universal Non-Synchronous Buck Converter Reference Design

This reference design operates over an 8V - 16V input range and delivers 5V @ 1A at the output. This design is content from the presentation material of the TI Power Workshop. This design has been built and tested and the design files and test report are included. This is a good low cost design that demonstrates the fundamentals of a non-isolated, non-synchronous dc-dc buck converter.

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Dual-stage triple-output buck converter

The PMP7800.1 reference design is a dropout design using the LMR14203 for computer and peripheral applications. It generates a non-isolated 3.3 volt output (0.07 amps) from a 21.6 to 26.4 volt DC input.

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400VDC input, 28V/9A output, compact high-efficiency CLL resonant converter reference design

PMP9750 is a CLL resonant converter reference design with an input voltage of 400VDC and an output voltage of 28V/9A. Unlike the LLC series of resonant converters, the CLL resonant converter used in the PMP9750 utilizes its output inductor to minimize the size of the resonant tank. With the resonant controller UCC25600 and bridge driver UCC27714, the PMP9750 achieves a peak efficiency of 95.7%.

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Envelope Tracking Power Supply Reference Design for Audio Amplifier Using TPS61088

This reference design uses the TPS61088 to provide an envelope tracking power supply circuit for an audio power amplifier (PA). By adding the audio envelope signal to the FB pin, the output voltage of the TPS61088 can be varied according to the envelope of the audio signal. Therefore TPS61088 can provide dynamically changing power supply voltage to the PA. As a result, the PA maintains high efficiency over the entire output power range.

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Output Short-Circuit Protection Reference Design for TPS61088 Boost Converter

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.

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Precision Output Current Limit Circuit Reference Design for TPS61088 Boost Converter

This reference design delivers an accurate output current limit solution for the TPS61088 boost converter. This feature is realized by an output current sense resistor and a low cost operational amplifier. When the output current is higher than the current limit point, the output of the operational amplifier will be higher than the TPS61088’s 1.204V reference voltage. So the output voltage drops. If the output current continuously increases, the output voltage will be further decreased. Thus the maximum output power will always be limited below a certain level.

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Shunt-Based Isolated Current Sensing Module Reference Design with Delta-Sigma Modulator

This shunt-based, isolated current measurement unit enables high-precision current measurement without the use of current transformers (CTs). Isolation is achieved through the AMC1304 which integrates high voltage isolation and a Delta-Sigma modulator . This solution avoids the need to use CTs, which is highly valued by customers as it reduces board size, product weight, crosstalk and EMI in the system, and reduces mechanical requirements by replacing CTs with shunts. problems, potentially extending product life.

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Low voltage brushed motor system

This brushed motor system uses an MSP430 microcontroller, a DRV8837 brushed DC motor driver, and a 12V brushed motor. This system is suitable for applications requiring speeds up to 10,300 RPM under no load conditions. The system measures 19 x 33 mm without motor, making it ideal for applications requiring a small footprint. The motor power supply voltage supports 1.8V to 11V, and the maximum current is 1.8A. There are various configuration options for easily controlling the rotation of the motor, changing the direction of rotation, and placing the system into a low-power state to reduce energy consumption when not in use. The motor drive platform incorporates protection against short circuit, breakdown, undervoltage and overheating.

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Solar MPPT charge controller

This design is a 20A maximum power point tracking (MPPT) solar charge controller designed for solar panel input corresponding to 12V and 24V panels. This design is intended for small to medium power solar charger solutions, capable of operating from 12V/24V panels and 12V/24V batteries with output currents up to 20A. This design focuses on scalability and can easily be adapted to a 48V system by changing the MOSFETs to 100V rated parts. The user can also increase the current to 40A by using a TO-220 package version of the current MOSFET. This solar MPPT charge controller is designed with real-world considerations in mind, including reverse battery protection and software-programmable alarms and indications that are provided in the hardware but not configured. This design operates at greater than 97% efficiency at full load in a 24V system. For a 12V system, the efficiency is greater than 96%, which includes losses in the reverse-battery protection MOSFET.

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EMC Compliant High-Side Current Sensing with Overvoltage Protection

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.

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WVGA Digital Video Serializer/Deserializer Reference Design with OpenLDI Interface for Automotive TFT LCD Displays

The TIDA-00136 reference design is a high-speed serial video interface that allows remote automotive WVGA TFT LCD displays using the OpenLDI (LVDS) interface to be connected to a video processing system. This design uses TI's FPD-Link II SerDes technology to transmit uncompressed video data over shielded twisted pair or coaxial cable. Examples of applications include rear-seat entertainment systems, automotive instrument clusters and head unit displays. This design combines the DS99R421Q1-EVK and DS90UR124-Q1 boards to form the solution.

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Reference design for automotive USB charger with line drop compensation

The design converts an 8V-42V DC input into a 5.1V output and is protected by the TPS2546-Q1 programmable current protection switch. Its handshake protocol enables fast charging of smartphones/tablets/handheld devices. By detecting the load current and adjusting the DC/DC output voltage, this design can implement linear USB cable differential compensation function to keep the USB port voltage within a limited range. This design is suitable for devices such as vehicle-mounted hosts and remote USB hubs.

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Complete IO-Link sensor-transmitter reference design with 24-bit RTD front end

This reference design is a resistance thermometer (RTD) front end with an IO-Link compatible sensor transmitter. This design uses the well-proven IO-LINK PHY and stack, and a 6mm wide form factor (compatible with standard M12 connectors) to quickly start IO-Link device development. TI also provides test results demonstrating the high accuracy of this RTD design (measurement error of 0.17°C over the -200°C to 850°C temperature range). The design also complies with IEC 61000-4-2, IEC 61000-4-4, IEC 61000-4-5 and IEC 60255-5 standards, ensuring reduced time to market for real-world industrial applications. This design comes with a software package that provides a complete solution to speed your sensor transmitter time to market.

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Isolated IGBT Gate Driver Evaluation Platform Reference Design for Three-Phase Inverter Systems

The TIDA-00195 reference design includes a 22kW power stage and TI's new reinforced isolated IGBT gate driver ISO5852S for motor control in a variety of applications. This design enables the performance evaluation of the ISO5852S in a three-phase inverter integrating an IGBT module with a rated voltage of 1200V and a rated current range of 50A-200A. Some of the important features and performances evaluated include short-circuit protection using DESAT detection, soft shutdown, effectiveness of active Miller clamping at different inverter dv/dt, and IGBT gate driver derived from adjustable speed electrical System-level ESD/EFT performance of electric drive systems (IEC61800-3). Piccolo Launch Pad LAUNCHXL-F28027 is used to generate the PWM signals required for inverter control.

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12V and 24V brushless DC external rotary motor reference design

This 6cm motor is packaged and ready; connect to power and run! The simple and reliable design is easily modified to support speed and current system needs. The DRV5013 Hall-effect sensor senses the magnetic rotor position, and the DRV8307 controller determines when to drive the CSD88537ND FET that energizes the coil .

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Brushless DC motor with speed control

This advanced motor implements closed-loop speed control to maintain precise RPM across load torque profiles. The DRV5013 Hall-effect sensor senses the magnetic rotor position, and the DRV8308 controller determines when to drive the CSD88537ND FET that energizes the coil . Without the use of a microcontroller or firmware, the sinusoidal current minimizes noise and torque ripple, maximizing motor performance.

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LED display driver reference design with serial interface

This reference design uses a low-cost MSP430 and two DRV8860 eight-channel low-side drivers to drive eight seven-segment displays with brightness control. The display module benefits from the DRV8860's wide power supply range, high current, PWM brightness control, serial daisy-chain connectivity, and output scalability to hundreds of LEDs. It is a complete solution, equipped with six demonstration display modes via the onboard MCU program, with integrated protection against short circuit, under voltage and over temperature.

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Contactless, precision AC current sensing using Hall Effect sensors

This TI design uses Hall sensing technology from Texas Instruments (TI) to provide a solution for understanding the AC current flowing through a wire without any physical intervention. The TIDA-00218 uses a flux concentrator to concentrate the magnetic flux around the AC current-carrying wire without allowing it to escape into the air, and then directs this magnetic flux to the Hall sensor.

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