Questions about changing the current range of AD5560 on operation
Hello, My customer asks some questions about changing the current range of AD5560 on operation.Their company is a manufacturer of ATE equipment in Korea.And they will use this device toAnd they are...
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ADM1278 OV.OC.OT Register Quesrion
Dear All:ADM1278 0x4A:IOUT_OC_WARN_LIMIT & 0x4F:OT_FAULT_LIMIT function detection, How do I distinguish between the two different? If overtemperature 0x4A & 0x4F both registers have reacted?...
View ArticlePower supply with multiple ground points
Hi, I've designed an SMPS with the ADP5050 IC and I want to know something: which way is better, to have each power rail with it's own ground connection (5 power rails and 5 ground connection) or all...
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ADP225 output current spec
Hello, I would like to know if the 300mA output current specification for both outputs together or 300mA for each output. Thanks in advance,Simon.
View ArticleADN8831-EVL Heating current problem
Hi,I have set the ADN8831 EVM with the following specifications1) Tset = 25degCelcius, Tlow = 20degCelcius, Thigh = 30degCelciusVtempset = 1.25V 2) Single set point configuration...
View ArticleADM809 Reset timeout confusion
Hi, The datasheet provided here - http://www.analog.com/media/en/technical-documentation/data-sheets/ADM809-5S_-5L.pdf for ADM809 mentions that the Reset timeout is 55ms While the datasheet provided...
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ADP5052 For DDR3 Design
Dear All:My system ADP5052 CH3 provide 1.5V to DDR3 VDDQ/VTT(1.5V) use, but I found just ADP5052 CH3 output with DDR3 VDDQ/VTT 1.5V together, ADP5052 CH3 output voltage down to 1.39V~1.4V. ADP5052 can...
View ArticleADP1755 Operating Temp Limit Question
For the ADP1755, page 5 of the datasheet (absolute maximum table) gives a “Junction temperature range” of -40C to +125C, then a “Junction temperature” of +150C. Is the former the operating temperature...
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Noise analysis
Hi there, I want to analyse output noise performance and I think Total Noise(RMS) vs frequency graphs is very useful.Please show me the way to get the Total Noise graph over frequency like the...
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Current Sense Abs Error for ADM1278
Hi !Could you help me to clarify the ADM1278 current monitor question?Actually in our application almost use the current 0.5m-ohm, and the maximum current capacity was 100A.In this case , the MO+ -...
View ArticleADP5063A - 2 LiFePO4 in Parallel
Is possible to use ADP5063A to charge 2 LiFePO4 connected in parallel?
View ArticleADP1607 Vout not meeting datasheet
We got our first samples back that has our device with the ADI regulator (ADP1607ACPZN-R7) on there. We are seeing something that I don't understand and may make this regulator unusable.We are trying...
View ArticleADP3050 - configure into non-inverting buck-boost
ADP3050 is a buck regulator. I saw in the datasheet that it can be configured as buck, buck-boost, and SEPIC regulator. In the datasheet also there is a reference design for an inverting buck-boost. My...
View ArticleADP2302 output noise issue
HiI am powering FPGA board with ADP2302 , 1V , 1.8V and 3.3V are the supplies derived using ADP2302. I am feeding 15V as a input to ADP2302. The output has a lot of noise and unwanted spurs. Please see...
View ArticleADP5070 Inductor Selection - SEPIC Mode
How do you select inductors for using the ADP5070 in the SEPIC mode ? The data sheet only mentions same for Boost regulator and Inverting regulator.
View ArticleADP5070 Calculations
The data sheet mentions formulas for calculating inductor values in boost and inverting mode. I tried to apply this formula with samples from Table 10 (Recommended Boost regulator components) in the...
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adm1278/93
the two device interface is PM-Bus, 1. can the two device be controlled ( accessed) by i2c master ? from the experiment i had, it works by i2c master. 2. from "1", does it means the two...
View ArticleProgram expired
Hi there, I noticed that ADIsim PE did not worked suddenly.They say that "ADI SEM PE has exprired......." like the attached file.I tried to uninstall and download the from the folloing ADI site and...
View ArticleADP5070 Compensation Capacitors
What kind of capacitors should be used at COMP1 and COMP2 in the ADP5070. The tool gives me a 1.5uF capacitor. It has not mentioned what kind? I am in doubt since i thought of going for MLCC caps, but...
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Is it possible to simulate a battery in ADIsimPE?
I am designing a circuit that will charge and discharge Li-on batteries in controlled manner. Although "design" is somewhat an overstatement: currently it is in basic concept stage, whose soundness is...
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