I have additional questions on the ADP5585.
Hello,I would like to ask questions on the ADP5585 GPI.Q: Under the following condition, how can I figure out the times given below , respectively? Condition: PSC_FREQ=00 => 50kHz, Debounce filter...
View ArticleADM1166 Programmable Driver Output(12V charge-pump output) is not coming for...
Hi, I am using ADM1166 for monitoring & sequencing the supplies in my board. All the charge pump output of the ADm1166 i.e. PDO1 to PDO6 should give a output voltage of 12V. PDO1 to PDO5 is giving...
View ArticleADP2302ARDZ-5 burns in unclear circumstances
Hello all, Here is the thing. On one of recent projects there are few pieces returned with burned ADP2302 voltage regulator (about 10 from 500 shipped). We're trying to investigate the root cause but...
View ArticleAD8336 with ADISimPE
I'm trying to simulate a circuit with the AD8336 variable Gain Amplifier. I’ve downloaded the SPICE file from AD, and used the ADISimPE to create macros file. It seems that the AD8336.cir file can't...
View ArticleAre the two Chopper-stabilized amplifers in the ADN8834 on, when the chip is...
Hi, I'm not shure whether this is the right comunity, but there it goes anyway: The ADN8834 has two chopper-stabilized amps and a reference built in. The reference is on when the power stage is shut...
View ArticleADD5211 design questions
Hey all I'm not happy with a current backlight solution I use on a custom board, it tends to blow up the driver IC for yet unknown reasons.So I looked around for other LED drivers and found the...
View ArticleADP1048 for 5kW bridgeless PFC
Hi, I am planning to use ADP1048 in a 5kW bridgeless PFC design. I noticed that the datasheet, application note and the eval boards all used three current transformers to reconstruct the current....
View ArticleSync ADP5054 switching frequency to clock ranging from 500 KHz to 880 KHz?
Regarding the ADP5054. We have to be able to Sync to an external clock with a range of 500kHz to 880kHz. Per page 16 of the datasheet. “Note that the internal switching frequency set by the RT pin must...
View ArticleADM660 doubling
Hi! the power section of my board is shown in the schematic attached. I'd like to produce a dual supply +/- 2*Vcc from my single supply Vcc = 3.4V.The first ADM660 is used in the voltage doubler...
View ArticleLDO enable level and leakage current
Does an LDO (ADP150 or ADP160) consume any significant additional quiescent/leakage current due to the enable pin that is driven high at a voltage level lower than VIN? Example: VIN=4V; EN=3V
View ArticleADP2114/2116 output current
Hi,I amtrying toconsider DC-DC regulator to the powerofanalogcircuit with a highsensitivity. As a result ofreadingtheattached file, I want toconsider theADP2114/2116.1. Using single mode, it outputs...
View ArticleAn error message appeared and said " *** ERROR *** The circuit is too large...
Hi there !I just started using ADISIMPE and I have a question .I tried to simulate AD8418A .When I was using one AD8418A , there was no problem.But tried to use two AD8418A , an error message apeared....
View ArticleADM7151 self excited
I used ADM7151 for PLL+VCO power supply ,If the load 400mA current ，then the VCO output will uperimposed spur，if don't use ADM7151, the output is correct.，attachment are ADM7151 circuit diagrams and...
View ArticleVHx, VLx input current at Vcc open/GND on ADM12914,ADM2914
Hi Pls explain about VHx, VLx current.Datasheet doesn’t describe these internal circuits.Specifications condition is Vcc=3.3V VLx=0.45,VHx=0.55V only. VHx pull up to 7.5V and Vcc= 0V or open, then what...
View ArticleCan I use ADM7150 family for precision IMU design?
Hi,I'm working on high precision IMU/AHRS using high end accelerometers, gyroscopes and magnetometers. I'm looking for best power supply chip to power these MEMS sensors to reduce noise in the circuit...
View Articleencrypted models for amplifiers
Hello We are currently running 7.2, but can not simulate ourentire circuit due to node restrictions.It seems that ADA4817, AD8274 and ADA4937 are not encrypted. Are there any plans to encrypt them?...
View ArticleNoise analysis
Hi there, I just started using ADISIMPE recently and I have a question about noise analysis.I tried to check output/input noise of the amp circuit. But the result of the graph is pretty wired.The...
View ArticleADM1166 Programmable Driver Output(12V charge-pump output) is not coming for...
Hi, I am using ADM1166 for monitoring & sequencing the supplies in my board. All the charge pump output of the ADm1166 i.e. PDO1 to PDO6 should give a output voltage of 12V. PDO1 to PDO5 is giving...
View ArticleADM6713 Absolute Maximum Ratings Question
ADI Technical Support, I have a question about absolute maximum ratings (AMR) published on the ADM6713 datasheet. If you review the section that lists the AMR, an ambient temperature of 25C is listed....
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 Article