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Texas Instruments Articles
Buck-boost chargers with 50% greater power density
Texas Instruments (TI) has introduced a small buck-boost charger integrated circuits, which integrate power-path management for maximum power density and universal and fast charging at up to 97% efficiency. The BQ25790 and BQ25792 support efficient charging and ten times lower quiescent current through USB Type-C and USB Power Delivery (PD) ports in small personal electronics, portable medical devices and building automation applications.
Podcast: Episode #9 – The future of automotive
There are few industrial markets undergoing a more rapid change and experiencing the impact of technological innovation, than the automotive sector. Whether it be ADAS, electric vehicles, V2V and V2X, power train, or battery management, applications for electronics technology within the humble car know no bounds.
Ultra-small synchronous buck converter with 4 μA IQ
The LMR36506 is the industry’s smallest 65V, 0.6A synchronous step-down DC/DC converter in 2x2mm HotRod package. This robust and highly reliable converter can handle input voltage transients up to 70 V, provide excellent EMI performance and support fixed 3.3 V and other adjustable output voltages.
15V linear voltage regulator provides five fixed voltages
The LM1117 is a low dropout voltage regulator with a dropout of 1.2V at 800mA of load current. The LM1117 is available in an adjustable version, which can set the output voltage from 1.25-13.8V with only two external resistors. In addition, it is available in five fixed voltages, 1.8, 2.5, 3.3 and 5V. The product offers current limiting and thermal shutdown. Its circuit includes a Zener trimmed bandgap reference to assure output voltage...
MIOTY connectivity with Texas Instruments
MIOTY is a low-power, wide-area network (LPWAN) protocol that was designed to have the best-in-class reliability and scalability of all available technologies in order to support industrial and commercial IoT deployments.
Wireless heart rate monitor reference design for consumer wearables
This reference design is a simple, wearable, multi-parameter, patient monitor that uses a single-chip, biosensing front end, the AFE4900 device, for synchronized electrocardiography (ECG) and photoplethysmography (PPG) measurements. The measured data is transferred to a remote location using the CC2640R2F device (supporting BLE 4.2 and 5).
One-phase shunt electricity meter reference design
This reference design implements Class 0.5 single-phase energy measurement using standalone multi-channel analog-to-digital converters (ADC) to sample a shunt current sensor. With the combination of the shunt sensor and a compact magnetically immune power supply, the design provides protection against magnetic tampering attacks.
Synchronous buck converter with pin-strapping/PMBus
The TPS546D24A is a highly integrated, non-isolated DC/DC converter capable of high frequency operation and 40A current output from a 7-mm × 5-mm package. Two, three, and four TPS546D24A devices can be interconnected to provide up to 160 A on a single output. The device has an option to overdrive the internal 5-V LDO with an external 5-V supply via the VDD5 pin to improve efficiency and reduce power dissipation of the converter.
Wearable heart rate monitor reference design with Bluetooth 5
This reference design enables a wearable, optimized saturation of peripheral capillary oxygen (SpO2) and multi-sensor, multi-wavelength optical heart rate monitor (HRM). It uses AFE4420 device, which is a single-chip, bio-sensing front end for photoplethysmography (PPG) measurements. It supports up to four switching light-emitting diodes (LEDs) and up to four photodiodes to enable signal acquisition of up to 16 Phases.
Reference Design for Protection Against Transient for Grid Applications
This reference design features multiple approaches for protecting AC or DC analog input, DC analog output, AC or DC binary input, digital output with a high side or low side driver, LCD bias supply, USB interfaces (power and data) and onboard power supplies with 24, 12 or 5V input used in multiple grid applications.
Bidirectional CLLLC resonant dual active bridge reference design
CLLLC resonant DAB with bidirectional power flow capability and soft switching characteristics is an ideal candidate for Hybrid Electric Vehicle/Electric Vehicle (HEV/EV) on-board chargers and energy storage applications. This design illustrates control of this power topology using a C2000 MCU in closed voltage and closed current-loop mode. The hardware and software available with this design help accelerate.
Shaping the future of industrial designs with GaN technology
Power management is integral to business strategy at Texas Instruments (TI), and the company is pushing significant investment towards GaN technology (gallium nitride), which has huge potential to make a difference to how industrial and other applications are going to function in the future.
Dual active bridge reference design for level 3 EV charging stations
This reference design provides an overview on the implementation of a single-phase dual active bridge (DAB) DC/DC converter. DAB topology offers advantages like soft-switching commutations, a decreased number of devices and high efficiency. The design is beneficial where power density, cost, weight, galvanic isolation, high voltage conversion ratio and reliability are critical factors, making it ideal for EV charging stations and energy storage...
FPD-Link Learning Center from Texas Instruments
The FPD-Link Learning Center is a comprehensive online classroom for system designers integrating FPD-Link serialiser/deserialiser technology into their ADAS or infotainment applications. The on-demand curriculum offers subject matter, from basics to advanced, to widen the technical knowledge of experienced engineers as well as assist those who are just starting to design with FPD-Link serialisers and deseriali...
Automotive single-channel LED driver provides 450mA output
With LEDs being widely used in automotive applications, simple LED drivers are more and more popular. Compared to discrete solutions, a low cost monolithic solution lowers system level component counts and significantly improves current accuracy and reliability.
Synchronous step-down converter with 26-uA IQ
The LMR36520 regulator is an easy-to-use, synchronous, step-down DC/DC SIMPLE SWITCHER converter. With integrated high-side and low-side power MOSFETs, output current up to 2 A is delivered over a wide input voltage range of 4.2 V to 65 V.
2-phase synchronous buck DC-DC controller
The LM5143-Q1 is a 65-V synchronous buck DC/DC controller for high-current single or dual outputs. The device uses an interleaved, stackable, peak currentmode control architecture for easy loop compensation, fast transient response, excellent load and line regulation, and accurate current sharing with paralleled phases for higher output current.
Automotive 65-VIN PSR flyback converter with 100V power MOSFET
The LM5180-Q1 is a primary-side regulated (PSR) flyback converter with high efficiency over a wide input voltage range of 4.5 V to 65 V. The isolated output voltage is sampled from the primary-side flyback voltage, eliminating the need for an optocoupler, voltage reference, or third winding from the transformer for output voltage regulation.
4-channel precision switch designed for range of applications
The TMUX1111, TMUX1112, and TMUX1113 are precision complementary metal-oxide semiconductor (CMOS) devices that have four independently selectable 1:1, single-pole, single-throw (SPST) switches. Wide operating supply of 1.08-5.5V allows for use in a broad array of applications from medical equipment to industrial systems. The device supports bidirectional analog and digital signals on the source (Sx) and drain (Dx) pins ranging from GND to VDD.
Ultrasound smart probe power supply reference design
Significant technological advancements and high degree of integration in Medical imaging, especially hand-held ultrasound smart probes, are pushing engineers to come up with highly-efficient, noise immune power solutions in a small size. This reference design documents end to end power and data solution for our high performance 128-channel Tx/64-channel Rx ultrasound smart probe solution with TX7332 transmit chip and AFE5832LP receive chip.