Category Archives: app notes

App note: Overcoming disorientation – Practical ways to assemble MEMS inertial sensors

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An app note from Maxim,  Overcoming disorientation: Practical ways to assemble MEMS inertial sensors Component placement and mounting conditions can adversely affect MEMS inertial sensor performance. This application note contains practical considerations for enhancing sensor system operation where the “real-world” … Read more

App note: Complex power supply sequencing made easy

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Power sequencing from Analog Devices using their ADP5134 sequencer IC. App note here (PDF) Power supply sequencing is required for microcontrollers, field programmable gate arrays (FPGAs), digital signal processors(DSPs), analog-to-digital converters (ADCs), and other devices that operate from multiple voltage … Read more

App note: Using the STC3100 battery monitor for gas gauge applications

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A battery monitoring chip STC3100 from STMicroelectronics tells you voltage, current, battery temperature and additionally coulomb counter for gas gauge. App note here (PDF) The STC3100 battery monitoring function includes the measurement of the battery voltage and current, measurement of … Read more

App note: Solutions for radio frequency electromagnetic interference in amplifier circuits

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Solutions for radio frequency electromagnetic interference in amplifier circuits from Microchip, app note can be found here: EMI is a real problem today and it can affect most electronic devices, including medical and avionics equipment. Modern devices include EMI filters to ensure … Read more

App note: Demodulating communication signals of Qi-Compliant low-power wireless charger using MC56F8006 DSC

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An app note (PDF!) from Freescale Semiconductor providing a complete solution to demodulating communication signals from power wave with MC56F8006 DSC: This application note aims to describe the Qi communication data demodulation design for wireless charger transmitter with MC56F8006 digital signal controller (DSC) … Read more

App note: Design of a low cost, 45W flasher with short circuit protection using LM2902 (Quad Op-Amp) and CSD18534

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App note (PDF) on automobile flashers from Texas Instruments This Application note presents the design of a low cost, flasher circuit with short circuit protection. The design incorporates the entire recommended design feature set for two wheeler flashers and includes … Read more