Forum Post: TPS659xx USB B device Connect Disconnet Interrupt Generation
HiI an trying to configure the TPS65930 PMIC for USB B device Connect and disconnect interrupt generation.I configured following registers PWR_EDR1=0xBF,PWR_IMR1 = 0xF2,USB_INT_EN_RISE_SET =0x1F and...
View ArticleForum Post: Substitution for the TL4242 ?
We have been producing motorcycle RCL for a few years now using the TL4242 linear current regulator. It preforms very well..Do you have similar linear current regulators with multiple outputs? 3,4...
View ArticleForum Post: RE: hi I try to make220 ac input and 18-32volt out and 300 amp dc...
LOL kid? how can kid get 16 years experience.... I doubt you have university BS degree...What a pittyAre you asian? desperate.... Cures me again...I hate low level people.why you don't name what chip...
View ArticleForum Post: RE: Use Wireless Power for Data transmission
Hello Sven,It has already been done. Take a look at any of the data sheets for the Integrated Wireless Power Receivers or Transmitters. For example, the BQ51011...
View ArticleForum Post: RE: BQ34Z100, problems with FLASH after IT enabled
Marek,Can you send a screen shot of the DataRAM screen and the Configuration tab on the Data Flash screen? That will help me to examine the present state of the setup and I can advise as to how to...
View ArticleForum Post: RE: Led Driver
Dear MamThe input voltage is 1s li-ion battery i.e(3.3v to 4.25v ).And can i use LM-4040 i.e Shunt Voltage Reference as a PWM generatorRegardsTanvi Verma
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Forum Post: How to adjust the output voltage of TPS63700 by DAC?
Hi, I want to design a -2 —— -10V adjustable power supply. In my former design of positive output (buck), it is easy to adjust the output voltage. I use a DAC to sink and source current at FB pin...
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Forum Post: LM2576 - Voltage latches to 5V from a 12V supply
Hi,I am observing a strange problem on my design with LM2576 simple switcher. My input voltage from the Power supply latches to a value of 5V at times. I have searched on the internet and found about...
View ArticleForum Post: bq20z80v102 DFF flag failure on several devices after loading dfi...
I just built a 4cell LiPo battery pack around a bq20z80v102 chip. I connected to it using the EVM2300, software 0.9.79. It all seemed to work until I started the bqEasy process. I chose the 1.02...
View ArticleForum Post: RE: Design Support
Dear Sir,We want to design PSBB power supply with following ratting.Input: 100Vac to 300Vac , 47-53 HzOutput : 12Vdc/ 15AmpCan you suggest us the best topology, Device and reference design example for...
View ArticleForum Post: NEW Design Support
Dear Sir,We want to design PSBB power supply with following ratting. Input: 100Vac to 300Vac , 47-53 Hz Output : 12Vdc/ 15AmpCan you suggest us the best topology, Device and reference...
View ArticleForum Post: RE: TLC5940 control reserve
Hello Rene. 3.3V curve are almost same as 5V. But the maximum output current in 3.3V is 60mA. Best regards, Kazuya Nakai.
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Forum Post: RE: TPS92510 issues
Pls see the schematic of the demo board, R4 value is 510K, R6 value is 30K. PWM frequency is 1000 Hz.
View ArticleForum Post: RE: LM5022 - Wide Input - Transformer design verification
Hi, The power supply is ‘starting’ at 35VAC or 45VDC but not at the designed 17VDC. (this start up is on no-load)Subsequently, the PSU operates up to the high line i.e. 265VAC With ref to the schematic...
View ArticleForum Post: RE: Why the setup converter just reach 100V?
Hello Dison,Using a breadboard is not very suitable when it comes to power circuits therefore i really suggest you to make a PCB layout.Also let me give you some advices when you create the layout.1....
View ArticleForum Post: LM2576HV-5 switching regulator
Hello, I am using the LM2576, 5V HV version and have a possible regulation issue. Our minimum load is roughly 30mA and it can step to about 1A. We are currently using a 150uH and a 470uFD cap at the...
View ArticleForum Post: TPS23754EVM-383 BOM value
Is there any material that I can know decision process of BOM value?I want know the way and formula of BOM value decision. Especially, about DCDC power part.
View ArticleForum Post: RE: TPS5405 efficiency at 24V
(Please visit the site to view this file) hi Al, please see the attachment for the efficiency curve.
View ArticleForum Post: RE: TPS65910A31 VDDIO consumption current
Would someone give me information?The approximate value is no problem.Or please tell me about allowable current value of VDDIO pin.
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