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EVAL-ADP5075 documentation
Documentation is missing in the eval board page. Could you provide it? Thanks.
View ArticleAbout ADP2138/39
Hi there,I have questions about ADP2138/ADP2129.Regarding, ENpin and Modepin, these pins have either internal pull up or pull down?If so, please let me know whether it is pull-up or pull-down...
View ArticleUL approval of Current limiter IC
Hello, I am in search of a current limiter IC for one of my application. I can see component like ADM1270, Just wanted to know about the UL approval ? Is there any chip in the current limter/Hot swap...
View ArticleNoise problem with a REF01 with booster transistor
Hello all,I have a noise problem at an oscillator starting at abt 100 kHz up to abt 1 MHz offset from the carrier (see picture).I measured the spectrum of the power supply - and there is a remarkable...
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ADP1046A Current Sharing Detail Description
Hi, Several of ADP1046A are planned to be used in parallel for increasing of power supply output current. The ADP1046A current sharing feature can be used for the task. But I can't find any detailed...
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EVAL-ADP5074 documentation
As previously with eval kit of the ADP5075, documentation is missing in the web page. Came on folks, that sends a negative message to prospective users of the part. At list to me it does. Anyway, can...
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ADM13307 , Tj Spec
Hi Sir, We are going to design the ADM13307 , but i can't find the Tj spec in the datasheet , could you help to check the spec? Thanks for your help.
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ADP5091 5V OUTPUT
I have a question about ADP 5091.Use the VID terminal to select the output of the regulator from 1.5 V to 3.6 V.However, the graph on the datasheet shows the efficiency at 5 V output.Is it impossible...
View ArticleAD633 noise SImetrix model doesn't match datasheet
Hi everyone, I am trying to do a noise simulation of a circuit using the AD633 low-cost analog multiplier. As a first check on my results, I have wired the multiplier in ADIsimPE (Simetrix) as in the...
View ArticleComplete Scheme of RF PA Supply using Envelope Tracking Devices
I am designing an Envelope Tracking System and came across some devices (e.g. HMC1120 and other alternatives) which are capable of doing so.Request some pointers for complete...
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ADP5062 Overcharging
Hi,We're using an ADP5062 in one of our products to charge a Li-Ion cell. Most of the time it works perfectly, but in some situations, it will keep charging the battery until the protection module...
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ADP5350 "Resistance Thresholds by Battery Temperature"
I have read the ADP 5350 datasheet."Resistance Thresholds by Battery Temperature" is stated,Could you please tell me the data at RNTC = 10 kΩ, BETA_NTC = 3370 K? Best regards
View ArticleJohnson noise amplification and filter circuit design review
Dear EZ community, I have been working on a Spice deck of a Johnson noise amplifier and filter circuit. Its purpose is to simulate the results of a research project to demonstrate measurement of...
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ADM1278 power TVS layout guidance
Dear Sir:We have a layout question about ADM1278 After we checked the voltage of ADM1278 Vcc pin from HSC side in the simulation SW, still can see spike voltage, so the TVS should be near to HSC to...
View Articlehi we are designing power section for an FPGA based system...
hiwe are designing power section for an FPGA based system :application(Medical).Q1: I need to convert 12v Dc voltage into both +150V DC and -150V DC ,the maximum current rating should be 0.5 A....
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Maximum Vout spec of ADP2389/90
What is maximum Vout spec of ADP2389/90 ?I could not find the spec in ADP2389/90 datasheet.Thanks.
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ADP5062 Recharge happening too often
While I was testing and debugging for ADP5062 Overcharging, I noticed that on some units, the recharge cycles are occurring much more frequently than they should. I've attached logs from 2 units...
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troubles with SPICE models of AD8033 and AD8065
hello, i am working with your open SPICE models of AD8033 and AD8065and i am having troubles with the voltage gain characterization. I would like to reproduce the OPEN-LOOP responseas appears in your...
View ArticleADI SimPLL and HMC3716 PFD
Does the latest ADI simPLL include the HMC3716 phase/freq detector? If not, when will it?
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Ripple Filter Damping Techniques
Found this very useful article by Kevin M. Tompsett on damping of a PSU output...
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