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Texas Instruments Articles
Synchronous buck converter with pin-strapping/PMBus
The TPS546D24A is a highly integrated, non-isolated DC/DC converter capable of high frequency operation and 40-A 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.
Automotive display LED-backlight driver with six 200-mA channels
The is high-efficiency LED driver with boost controller. The high-precision current sinks support phase shifting that is automatically adjusted based on the number of channels in use. LED brightness can be controlled globally through the I²C interface or PWM input. The boost controller has adaptive output voltage control based on the headroom voltages of the LED current sinks. This feature minimizes the power consumption by adjusting th...
TI unveils PSpice simulator for analogue IC desgn
A new custom version of the PSpice simulator from Cadence Design Systems has been announced by Texas Instruments.
SimpleLink Bluetooth Low Energy wireless MCU LaunchPad development kit
The CC2640R2 LaunchPad development kit allows you to get started quickly with a Bluetooth Low Energy connection using the SimpleLink CC2640R2F or CC2640R2L wireless MCUs. The CC2640R2 devices offer a fully qualified Bluetooth 5 protocol stack for single-mode Bluetooth Low Energy applications supporting high speed mode.
Synchronous buck LED driver features dimming options
The TPS92200 device is a 1.5-A synchronous buck LED driver with 30-V maximum input voltage. By integrating the high-side and low-side NMOS switches, the TPS92200 device provides high power density with high efficiency in an ultra-small solution size. The TPS92200 device uses peak-current-mode control and full internal compensation to provide high transient response performance over a wide range of operating conditions.
TI DC/DC buck-boost converter extends battery life by 50%
Texas Instruments has introduced a DC/DC buck-boost converter that combines programmable input current limit and integrated dynamic voltage scaling to extend battery life by at least 50%. The TPS63900 maintains the industry’s lowest quiescent current (IQ), 75 nA, with 92% efficiency at 10µA and delivers up to three times more output current to help engineers extend the life span of battery-powered industrial and personal electronics a...
Reference design maximising transimpedance bandwidth for LIDAR
This design demonstrates a high-speed optical front-end with a Time of Flight (ToF) distance measurement circuit using a fiber-optic transmission medium, which can be adapted to any type of ToF measurement such as through free space. This design features an industry-leading 2.5-V output linear transimpedance front-end with 10 kΩ of gain and over 200-MHz bandwidth for high-accuracy measurements.
Advanced Motion Detector Using PIR Sensors Reference Design
This reference design is an analog front-end for an advanced motion detector based on two PIR sensors for false trigger avoidance, enabling machine learning. This design has a standard BoosterPack pinout, uses Texas Instruments low-power components, and runs on one AAA alkaline battery cell.
Automotive HVAC control reference design with HMI
This reference design offers a cost-effective solution for a heating, ventilation, and air conditioning (HVAC) human-machine interface (HMI) application. This reference design incorporates a synchronous step-down converter, multiple channel half-bridge motor driver for brushed DC motors (BDC), multiple channel light-emitting diode (LED) driver, which sets LED light intensity according to the ambient light intensity, that is measured by the ambien...
Automotive current sense amplifier features low power
The INA190-Q1 is an automotive, low power, voltage-output, current-shunt monitor (also called a current-sense amplifier). This device is commonly used for monitoring systems directly connected to an automotive 12V battery. The INA190-Q1 can sense drops across shunts at common-mode voltages from –0.2V to +40V, independent of the supply voltage. In addition, the input pins have an absolute maximum voltage of 42V.
Automotive static LED driver module for rear-lights
This reference design details a solution for driving LEDs in an automotive rear-light application such as a rear combination lamp (RCL). It features linear LED drivers for different rear light light functions and the LED drivers are powered by a single ended primary inductance converter (SEPIC) LED power supply.
Linear LED driver reference design for SpO2 and other medical applications
This reference design provides a protected, efficient (headroom-controlled), high-current (up to 1.5 A), linear (accurate and fast) light-emitting diode (LED) driver reference design to enable peripheral capillary oxygen saturation (SpO2) and other medical applications. A typical SpO2 application drives current through LEDs. Most of these drivers are integrated with analog front-end devices and work at the typical value of 100 mA.
Low power 50MHz decompensated CMOS operational amplifier
The OPA607 and OPA2607 devices are decompensated minimum gain of 6 V/V stable, general-purpose CMOS operational amplifier with low noise of 3.8 nV/√Hz and a wide gain bandwidth of 50 MHz. The low noise and wide bandwidth of the OPAx607 devices make them attractive for general-purpose applications which require a good balance between cost and performance.
Automotive 4-ch 12-bit ADC with integrated sample clock generator
ADC12xJ1600-Q1 is a family of quad, dual and single channel, 12-bit, 1.6 GSPS analog-to-digital converters (ADC). Low power consumption, high sampling rate and 12-bit resolution makes the ADC12xJ1600-Q1 ideally suited for light detection and ranging (LiDAR) systems. ADC12xJ1600-Q1 is qualified for automotive applications.
Texas Instruments promotes Haviv Ilan to COO role
Texas Instruments has promoted Haviv Ilan to executive vice president (EVP) and chief operating officer (COO).
DC-DC power supply with battery charging reference design
A highly-integrated power supply reference design for smartwatches and fitness trackers enabling ultra-low Iq in an ultra-small (48sqmm) solution size. Supply includes seven power rails for the system including battery charger, LDO, DC-DC buck converters and integrated boost converter for heart rate monitor AFE LED drive supply or PMOLED bias.
Bidirectional CLLLC resonant DAB reference design for HEV/EV onboard charger
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 your time to market.
Automotive 140-kSPS I2C-compatible ADC with programmable threshold
The ADS7142-Q1 is 12-bit, 140-kSPS successive-approximation register (SAR) analog-to-digital converter (ADC) that can autonomously monitor signals while maximizing system power, reliability, and performance. The device implements event-triggered interrupts per channel using a digital window comparator with programmable high and low thresholds, hysteresis, and event counter.
Integrate your powertrain systems to create an EV combo-box architecture
When you can create automotive applications that do more with fewer parts, you’ll reduce both weight and cost and improve reliability. That’s the idea behind integrating electric vehicle (EV) and hybrid electric vehicle (HEV) designs with a combo-box architecture. A combo-box architecture integrates powertrain end equipment such as the onboard charger (OBC), high-voltage DC/DC (HV DCDC), inverter and power dis...
Automotive 8 Channel Class D Amplifier with 2.1 MHz Switching Power Supply
TIDA-00733 is a reference design for an eight-channel, Class-D amplifier that is capable of driving 2-Ω loads and an off-battery step-down power supply with 5-V and 3.3-V outputs. The amplifier design provides audio inputs for each audio channel. A high-performance audio analog-to-digital converter (ADC) creates the digital data stream from the audio inputs and creates the digital timing for the system.