Announcements of articles and news
Just released, a Hi-Fi D/A converter for smartphones with enhanced audio performance
12.09.2018 · News
Asahi Kasei Microdevices Corporation has released the AK4377A, a D/A converter with headphone amplifier. This is the newer and higher performing solution compared to the AK4376A, (a 2017 release), which has been adopted by many portable audio products...
Simple circuits provide nonlinearity
11.09.2018 · Circuits
In analog design, you might need to create an amplifier with nonlinear dynamic characteristics – for example, logarithmic, exponential, or square-law. Usually, such amplifiers are complicated. However, the project often does not require mathematical precision...
Toshiba H-bridge motor drive IC supports low voltage, high current drive
11.09.2018 · News
Toshiba Electronics Europe has announced the launch of a new dual H-bridge driver IC for DC brushed motors and stepping motors. The TC78H651FNG delivers performance at a low voltage (down to 1.8 V) and high current (up to 1.6 A) that is essential for equipment powered by dry-cell batteries...
Releases a Fully Integrated, Monolithic Power Monitoring IC with Reinforced Isolation
10.09.2018 · News
Allegro MicroSystems has released a fully integrated, small form factor, power monitoring IC with reinforced voltage isolation. Allegro’s ACS724 and ACS711 current sensor ICs are commonly used in internet connected power outlets and other IoT devices. The ACS71020 improves upon these popular ICs...
Voltage doubler uses inherent features of push-pull dc/dc converter
06.09.2018 · Circuits
This Design Idea presents a minimal-parts-count, wide-range voltage doubler using the inherent voltage-doubling characteristics of a one-transformer push-pull dc/dc converter. The implementation uses a high-voltage Darlington-array driver, ULN2023A...
Achieve very low phase noise, tight frequency stability, and superior aging over the industrial temperature range
06.09.2018 · News
Epson Europe Electronics presents the M-series TCXOs TG2016SMN (2.0 × 1.6 mm2) and TG2520SMN (2.5 × 2.0 mm2) that are designed for wireless applications such as Wi-Fi, GPS, cellular, LPWA for IoT, and 2-way radio...
Maximize System Performance with Microchip's Dual-mode Power Monitoring IC
06.09.2018 · News
In systems that use both AC and DC power, the implementation of dual-mode power monitoring traditionally requires multiple ICs to ensure superior performance and accuracy. Growing applications such as solar inverters, smart lighting and cloud servers often use both modes to maintain safe operation, with AC as the main power source and DC as backup or vice versa...
Build a precise dc floating-current source
05.09.2018 · Articles
Although well-known to active-filter theorists and designers, GICs (generalized impedance converters) may be less familiar to analog generalists. Comprising a one-port active circuit typically comprising low-cost operational amplifiers, resistors, and capacitors...
Elmos: Next Generation of "Direct-Drive" Ultrasonic ICs with Improved Performance
05.09.2018 · News
With the ICs E524.32 and E524.33, Elmos presents the next generation of the "Direct-Drive" ultrasonic IC family for automotive ultrasonic parking assistance systems. Furthermore, these ICs can be used for distance measurements in industrial applications or robotic applications...