Wireless Charging solution Wiki
This Topic is used for Wireless Charging solution 1.Mcu C drive code: GitHub - STMicroelectronics/STWirelessCharging-C-Drivers: Standard C platform-independent drivers for wireless charging ICs
Power management
Discuss power management solutions. Ask questions and find answers on voltage configurations, short circuit protection, and programming.
Forum Posts
LED Power Supply
Posted on November 22, 2016 at 05:42Can anybody suggest me reference design for driving LEDs array along with micro controller.Here is my requirement :- Output 1 :- 17V, 400mA (Constant Current)Output 2 :- 3.3V, 1A (Constant Voltage)Power :- 12WIs...
HVLED815PF spice model or Excel files
Posted on November 14, 2016 at 19:08Hi There,We would like to design a Wide Mains, HPF, PSR, CV 25V 11W power supply using the HVLED815PF, however the eDesignSuite only allows to use it as a LED driver (constant current). There is an application not...
Why VNH3SP30 overheat by upper 1KHz PWM Frequency?
Posted on November 07, 2016 at 21:21I bought VNH3SP30 a few years ago and recently used them in my self design board.I want to drive it by 3~5 KHz PWM freq. based on its spec. (Up to 10KHz as mentioned in its Datasheet). but when apply upper 1KHz PW...
SENSORLESS BLDC DRIVERS L6234 & L6235 + ANALOG
Posted on November 07, 2016 at 20:45Hello,Appreciate for any assistance concerning the two bldc drivers as bellow:1. Can L6234 and L6235 be use to drive a Sensorless BLDC Motors?2. Can the L6234 AND L6235 accept an analog reading - kind of vin throu...
LM723
Posted on November 06, 2016 at 21:07Hi Sorry if I have posted this in the wrong place.Looking to use a LM723 Regulator i am wanting an adjustable 2 - 5.5 volt regulator with a selectable fold back current limit function ( using a selector switch to ...
SPV1040
Posted on November 02, 2016 at 16:43We are finishing the design of a solar light using the SPV1040.Reading the datasheets, application notes and testing the evaluation board STEVAL-ISV006V2, we had a general vision regarding circuit performance.Anyw...
Nucleo-F103RB + IHM01A1 multi byte SPI communication fails
Posted on June 03, 2016 at 14:37Hello all, I am using a nucleo board with the IHM01A1 and created my own CubeMX Project to run one stepper Motor. so far, i managed to start the Motor with the Power_ON (0xB0) command and TIM3CH2 pwm Signal on STCK-Pi...
L6474 Stepper Wave pulse mode
Posted on October 28, 2016 at 18:00Hi everybody, I am using the following conf:- NEMA 17 Stepper (https://www.adafruit.com/product/324)- Arduino Uno,- Shield X-Nucleo-Ihm-01A1 (http://www.st.com/en/ecosystems/x-nucleo-ihm01a1.html)The question is:Is...
Max reflow temp of VNB35N07-E
Posted on October 28, 2016 at 04:09Hi,I just needed to know the maximum reflow temperature of VNB35N07-E.I had a look in the datasheet but couldn't find it there.Thanks :)
HVLED815 AN4350
Posted on October 18, 2016 at 20:38Hi There,The formulas in application note AN4350 doesn't seem to be right. Equation 3 is wrong, Equation 8 when solved does not resolve to 1,73mH, Equation 10 has also a result different from 82Kohm - equation 11 a...
