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Description

The TIDA-01381 TI Design details a solution on how to drive a string of matrix LED headlights, measure the temperature of the LEDs, and implement support for thermal foldback, which reduces the current in the LEDs as the LED temperature rises to prevent damage to the LEDs. The design uses TI (...)

Key Features

  • Multiple channel temperature sensing
  • Efficiency-optimized design
  • Operation through cold crank
  • Load dump tolerant
  • Reverse battery protection
  • Thermal foldback

Description

The TIDA-01357 reference design offers a DC motor control solution for multiple automotive HVAC flap actuators or  dampers. This design demonstrates a cost-effective motor driver solution for six flap actuators/dampers where all six motors can be driven simultaneously with an output current up (...)

Key Features

  • Direct battery operation (12V system); survives voltages up to 45V
  • Withstands reverse battery conditions and load dump conditions (12V system)
  • Three-chip solution to drive up to six motors
  • Compact layout; does not require external FETs
  • Overcurrent, undervoltage and overtemperature protection with (...)

Description

TIDA-01362 demonstrates how to drive a three phase stepper motor using the same hardware structure of a Brushless (BLDC) driver. By regulating the PWM signal schemes, the design achieves a smooth sinusoidal output current. DRV8313 device is used for the implementation of this design.

Key Features

  • Smooth Current
  • Compact design
  • Low noise operation
  • Open Loop operation
  • Very low to no vibrations

Description

The TIDA-01330 reference design implements the drive circuits for two independent brushed DC motors. It provides a solution for automotive power seats with a highly integrated 2-axis driver, reducing the overall bill of materials. The interface to a simple microcontroller Illustrates how the design (...)

Key Features

  • Drives two independent brushed DC motors
  • Up to 10 amps motor current (each axis)
  • Current feedback on each axis
  • Reverse battery protection
  • Simple microcontroller interface
  • This circuit design is tested and includes hardware, test results, and a getting started guide

Description

Time-of-flight (ToF) optical methods for measuring distance with high precision are utilized in a variety of applications, such as laser safety scanners, range finders, drones, and guidance systems. This design details the advantages of a high-speed data-converter-based solution, including target (...)

Key Features

  • Measurement range of 1.5 m to 9 m
  • Range measurement mean error of <±6 mm and standard deviation of <3 cm
  • 5.75-W pulsed 905-nm near-infrared laser diode and driver with <1-mW average output power
  • Laser collimation and photo receiver focusing optics
  • 125-MSPS 15-bit ADC and 500-MSPS 16-bit DAC signal chains (...)

Description

The TIDA-00834 reference design accurately measures voltage and current inputs using simultaneously sampled, 16-bit, ±10 V, bipolar input SAR ADC critical to identify power systems malfunction and power quality related failures accurately and quickly. This results in reduced power systems (...)

Key Features

  • Based on bipolar input 16-bit 8-channel simultaneous sampling SAR ADC simplifying system design
  • On-board potential divider with reinforced isolation amplifier and fixed gain precision amplifier for measurement up to 300V
  • On-board DC/DC converter and LDOs to generate ±12V, ±15V (...)

Description

The RF sampling architecture offers an alternative to the traditional super-heterodyne architecture. An RF sampling analog-to-digital converter (ADC) operates at a high sampling rate and converts signals directly from radio frequencies (RF) to digital. Because of the high sampling rate, the RF (...)

Key Features

  • 3-GSPS RF sampling ADC solution
  • 1 -GHz and larger signal bandwidth capability
  • Low noise, high dynamic range RF sampling receiver solution
  • Low-phase noise clocking solution for RF sampling ADC

Description

The TIDA-00851 reference design is a single-chip solution for a 2-wire, 4-20mA loop-powered system including a 4-wire RTD analog front-end. The built-in processor enables the usage of compensation algorithms, increasing the system performance. The design is ideally suited for space constraints (...)

Key Features

  • 4-wire RTD Sensors (PT100)
  • Loop-power 4-20mA current interface
  • Ambient Temperature: -40ºC to +150ºC
  • Designed to meet: IEC 61000-4-2, IEC 61000-4-4 and IEC 61000-4-5 specifications

Description

The TIDA-00649 reference design demonstrates energy harvesting from 4-mA to 20-mA loop-powered systems. The design is simple to insert into existing installations where it scavenges energy from the loop and generates a regulated output voltage. Furthermore, the circuit provides an analog output (...)

Key Features

  • Minimal insertion loss
    • - 0.4 V to 2.85 V, selectable
    • - Adaptable to voltage margin
    •    in loop and required output power
  • Adjustable output voltage between 1.8V to 3.8V
  • 15mA peak-pulsed output current
  • Loop current sensing
    • Analog output 100 mV/mA
    • Active 10-kHz low-pass filter
  • Reverse polarity protection
  • Designed (...)

Design Parameters

 
 
Vin (V) (Min)
Vin (V) (Min)
Vin (V) (Max)
Vin (V) (Max)
Vout (V) (Nom)
Vout (V) (Nom)
Iout (A) (Max)
Iout (A) (Max)
Output Power (W)
Output Power (W)
Isolated/Non-Isolated
Isolated/Non-Isolated
Input Type
Input Type
Topology
Topology
Designed for
Designed for
TIDA-00649.1
(Output
Voltage1)
.4 2.85 3.3 .015 .0495 Non-Isolated DC Boost
Buck

Description

Ultrasound transmitters require a stable programmable DC power source to drive high current into piezo transducers during the transmission. The TIDA-01371 reference design demonstrates a positive and negative linear regulator that can provide output voltages varying from ±2.5 to ±100V (...)

Key Features

  • Floating and tracking regulator, replaces passive and active noise filters with off-the-shelf LDO regulators with better than ±1.5% load regulation
  • Innovative current sharing scheme uses TI's best-in-class low RDS(ON) CSD series power MOSFETs and low impedance driver circuits to improve the transient (...)

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