Articles Texas Instruments - 5

41. Thermal Performance Optimization of High Power Density Buck Converters
    Dorian Brillet de Cande Febin Abdul Hameed Sabrina Ramalingam
    Printed Circuit Boards (PCB) Supply Texas Instruments TPS62866 TPS62869
    TI Application Report Introduction For several years Quad-flat no-leads (QFN) package with thermal pad have been standard starting point for high current designs. Technology and trends pushed buck converters to get even smaller and more efficient. ...
    Oct 14, 2021
42. Circuit forms novel floating current source
    A. Edith Navarro-Antón Diego Ramírez Muñoz Silvia Casans-Berga
    Supply Texas Instruments TL082 TL084
    Figure 1 shows a polarization circuit applicable to ISFET (ion-sensitive field-effect-transistor) sensors. ISFETs are solid-state chemical sensors that measure the pH value of a solution in biomedical and environmental applications, for example. ...
    Aug 25, 2021

43. Circuit provides constant current for ISFETs/MEMFETs
    A. Edith Navarro-Antón Diego Ramírez Muñoz Silvia Casans-Berga
    Measurement Supply Texas Instruments OPA128 REF200
    ISFETs and MEMFETs (ion-sensitive and membrane FETs) are solid-state chemical sensors that provide an electrical signal associated with the change of a chemical concentration in a solution. These types of sensors need a stable operating point. A ...
    Jul 20, 2021
44. Maximize power density with three-level buck-switching chargers. Part 2
    Supply Texas Instruments BQ25910 BQ25898
    Part 1 Three-level (3L) buck off-chip components and their losses Off-chip losses include those across the equivalent series resistance (ESR) in the input, output and flying capacitors, as well as the inductor. Choosing ceramic capacitors with very ...
    Jul 15, 2021
45. Maximize power density with three-level buck-switching chargers. Part 1
    Supply Texas Instruments BQ25910 BQ25898
    Introduction Modern portable electronic devices require a high-capacity Lithium-ion battery to power popular features such as high-definition cameras, edge-to-edge high-resolution touchscreens and high-speed data connections. As a result, charging ...
    Jul 14, 2021
46. Minimize noise and ripple with a low-noise buck converter
    Supply Texas Instruments TPS62912 TPS62913
    Minimizing noise is a common challenge for engineers designing a power supply for noise-sensitive systems for test and measurement and radio applications, such as clocks, data converters or amplifiers. Although the term “noise” can mean ...
    Jun 17, 2021
47. Design low-duty-cycle timer circuits
    Oscillators Texas Instruments TLC555D
    Designing astable circuits using the industry-standard 555 timer is a straightforward process when duty cycles are 50% or greater. However, you must overcome the many pitfalls of low-duty-cycle circuits to arrive at a desired result. Using only ...
    Jan 20, 2021
48. Tips and tricks for optimizing your voltage supervisor
    Microcontrollers Supply Texas Instruments TPS3700 TPS3701 TPS3710 TPS3890 TPS386000
    Voltage supervisors have provided analog voltage monitoring to digital circuits for decades. Texas Instruments released the original TL7705 in 1983; it consumed 1.8 mA, came in a plastic dual-inline package (PDIP) and you can still purchase it ...
    Nov 14, 2020
49. Gated Oscillator Starts without Delay
    Oscillators Texas Instruments CD74HC132
    Electronic Design Proper component selection can help reduce startup time for gated oscillators. Gated oscillators always present the typical problem of having a delay when a digital input control signal enables its oscillation. This delay happens ...
    Sep 23, 2020
50. Variable gain superbal circuit preserves CMRR
    Amplifiers Texas Instruments NE5532
    EDN The superbal circuit will be familiar to anyone involved in balanced signal transmission [1,2]; it is a differential amplifier which presents identical input impedances to both legs of a balanced line. Balanced loading is a necessity for the ...
    Sep 19, 2020

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