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ADP5024 output problem
Hello, I am having an issue with the switching outputs on a new board with ADP5024.Expected:VOUT2 =1.8VSW2 switches from 0~5V (VSYS) at 36% duty cycle, at 3MHz. Actual:VOUT1 ~100mVSW2 switches from...
View ArticleADM1075 DEVICE ADDRESSING
HelloIf would like to use ADM1075 usage 5 in a system that means I should use ADM1075-1 , ADM1075-2 in the same time here?As I checked the datasheet that information belowDEVICE ADDRESSINGThe ADM1075...
View ArticleIs there any way to fully simulate the ADP5054 with Buck 1 and Buck 2 in...
Hello all, I'm designing a multi-rail power supply with the ultimate goal of minimizing board area. Our current design uses LT uModules but I really like the features in the ADP505x series. I'll be...
View ArticleUse ADP151 in a wired or configuration
We are using ADP151 in a dual supply environment. We have one 2.8-3.6V battery supply which is limited to 2.8V by an ADP151 and a 3.3V supply.We want to connect the 3.3V supply to the ADP151s output...
View Articlevoltage indicator
hi, i need to build a voltage indicator.when the voltage will be 12V the led to turn green,if i am lower than that i need the led to be red.what parts can i use for this purpose?
View ArticleSelecting input power - external, usb or batteries
Hi, I'm modifying an existing design that has 3 different power inputs: Ext power - ~12VBatteries - 6 x AAUSB - 5V The design currently just diode 'OR's' the supplies together before the main switching...
View ArticleAD5054 AD5052 ... Multi Power Supply Temperature
Hello, My name is JungMin. I'm designing a power on my system.The power will supply to Zynq, and other components ... so many different voltage power is required.But I want a simple power structure.I...
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How to simulate PD signal?
Hello! I want to simulate a Photodiode signal amplification circuit with AD8602. How can I simulate fast pulse signal from PIN-photodiode? Thanks in advance.
View ArticleCurrent Source for LASER diodes
Hi, I am looking for a current source for the LASER diode. I want to increase the input current to the LASER in steps of 0.1mA. Current requirement for my LASER is in the range of 25-45mA.Can anybody...
View ArticleADP5052 BREAK DOWN
WHEN AC ADOPTER POWER ON & OFF RAPIDLY, ADP5052 BREAK DOWN, AND MEASURE RESISTANCE OUTPUT PORT BETWEEN GND IS VERY LOWER THAN BEFORE.OFF COURSE ,DONT WORK CORRECTLYWHY?
View ArticleEnergy Meter Using ADE 7753 and Arduino Uno
Hello, I am working on an energy meter project that uses ADE 7753 as energy monitor IC and Arduino Uno as MCU. I am using a voltage transformer for voltage sensing and a current transformer for current...
View ArticleADP2139 inrush current
Hi I have some questions about ADP2139 from the customer.ADP2139 has an internal soft start function. Although the inrush current is the value within the datasheet,the customer would like to reduce it...
View ArticleReconfigurable battery stack AD8280 design.
Is there a way to design a reconfigurable (i.e. via microcontroller FW and some analog switches) AD8280 design in order to implement one board for 3 to 6 cells connected in series? The number of...
View ArticleREACH compliance status for 'AD584TH'
Greetings,Please do let us know the REACH compliance status for 'AD584TH'Regards,Siby
View ArticleDimming function-2 ADD5203
Dear Sir/Madam, Our customer is studying with your ADD5203 as LED torch.So LEDs will be coming on continuously.And need the dimming function as linear current up and down. Your datasheet shows 2.9A max...
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ADP2114 startup failure
Hi ADI Engineers, Now I have a problem about ADP2114 startup.When I enable ADP2114 after 20ms from VIN, ADP2114 does not start up as the attached picture. However when I enable ADP2114 as same timing...
View ArticleVoltage Regulators and PWMs
Hi all, I have a project that I need help with and depending on the level of information required for a solution, may be confidential. I was informed I could discuss with a member of a support team in...
View ArticleIs there any difference between ADIsimPE and Pspice model?
Hi! Is there any difference between ADIsimPE and Pspice model?I want to know if I simulate ADIsimPE and Pspice(with macro model),will the result be different thing. I can understand that if use...
View ArticleHumming Noise in inductor in DC DC Buck converter
Recently I design a DC-DC buck converter having switching freq approx 60khz with 33uH inductor and 20uF ceramic output capacitor( two cap placed in parallel). I am suffering from the humming noise...
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Could I have AD8250 model file?
HiI want to do the simulation of AD8250.I made the model from "AD8250.cir" file.But I couldn't simulate that.Error message is below. *** ERROR *** The circuit is too large to simulate with this...
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