Discussion Title | Created date |
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Low cost, Selecting between Vusb and Battery 1. I have a circuit which has power coming from Vusb or Vbat. Current is 700mA max. 2. When power from Usb is coming, device should run on Vbus and Vbat should not... |
Thursday, 10 December 2020 - 15:32 |
True sine wave oscillator for RF 1. Looking for a true/pure sine wave oscillator of fixed 40.68Mhz to drive this ckt: https://www.mouser.in/ProductDet... 2. Found one source : https://... |
Friday, 23 October 2020 - 05:36 |
What kind of sensor can used for measuring tape I have application, where need to know how much elastic thread has been taken out from the device. Something like this: https://www.youtube.com/watch?v=... What kind of sensor is... |
Saturday, 3 October 2020 - 14:46 |
3 phase High voltage ac to low power 5V dc out 1. Have 3 phase ac input with neutral, where each phase voltage goes from, 85V-600Vacrms 2. Need output at 5V/500mA 3. I was checking it: https://www.st.com/resource/... |
Thursday, 24 September 2020 - 14:29 |
Selecting IC for auto-switch to battery, in case of mains(dc) absent 1. I have a system, where: a) Input SMPS is 11-14V, where it is used to charge battery with 2.5Amps and supply 12.5Amps to load also. b) SMPS is used to charge lithium battery... |
Monday, 14 September 2020 - 11:46 |
Low cost mosfet replacement for diode in boost application 1. have a boost circuit where: a) Vin: 8.1V to 12.3V b) Vout = 12.3V/12.5Amps (If 12V/12.5A possible then better, but my ckt gives 12.3V, otherwise need to switch to sepic... |
Saturday, 5 September 2020 - 05:20 |
Alternative freelancing websites I found upwork good website and recently got one work there also. I was wondering if there are equivalent websites also for freelancers, which are genuine also. Was reading... |
Thursday, 27 August 2020 - 15:46 |
MCU PWM from 5V to 10V 1. I have give PWM to meanwell driver here: https://www.digikey.in/product-d... 2 .MCU power is entirely different than meanwell driver. So MCU gnd is different than... |
Wednesday, 19 August 2020 - 08:56 |
Why IAR produces different code size for Debug and release 1. I am using IAR for 8 bit MCU, IAR shared version: 8.3.2.5988 2. I have made code optimization and linker optimization settings same for both release and debug. 3... |
Thursday, 6 August 2020 - 14:06 |
No code for android app , only drag and drop method I have to make very simple app like press button "Read", and read data coming on Bluetooth, press button "write" , send data on android bluetooth. I was looking for drag and... |
Sunday, 2 August 2020 - 15:09 |
Curve fit for sensor equation 1. Have a thermistor, data whose dataset is available not anything else from company except B value. Attached is data. 2. Trying to make a equation for it and implement for... |
Wednesday, 8 July 2020 - 06:14 |
ADC reading falling overtime when measured 1. I am interfacing sensor thermopile and thermistor , whose data-sheet is attached. 2. Here is schematic of 24 bit adc which is used to measure thermopile mV and... |
Saturday, 4 July 2020 - 07:40 |