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Is it possible to use ADP1055 SDA/SDL pin at 5V?
Hello,We use the ADP1055 (supplied with 3V3). Our customer use a 5V I2C device.As my board are manufactured, I Wonder if it is possible to connect the ADP with pull-up to 5V?In the datsheet page 54 a...
View ArticleADP7118 PSRR and noise graph for 15V output.
Hello,I am planning to use ADP7118 to regulate my switching regulator's output. The output voltage of ADP7118 is going to be 15 with 0.5V to 1V headroom and the load is about 80mA to 120mA. I need PSRR...
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AD8655 parameters modeled?
Hi, I'm using ADIsimPE to model a circuit built around the AD8655 op-amp. Particularly I want to know if the model takes into account the input capacitance and input resistance of the device. From the...
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ADP5090/ADP5091 Gerber File
Dear All:I need ADP5090-2-EVALZ & ADP5091-2-EVALZ Gerber file. can you provide to me refer. thanks Best Regards, Jack
View ArticleQuestion about ADuM3221A
Hi All, ADuM3221A can be used as a driver for GaN Transistor? GaN needs +6V and -3V (Source and Sink) ofgate voltage. Please check the attached rough schematic and let me know if something wrong with...
View ArticleADP1055 operating in constant current mode
Dear Engineering department,We are using the ADP1055 on a full bridge power converter. We are trying to use the secondary constant current mode on CS2. In fact, we are unable to set the speed of this...
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ADP1055 PRIMARY FAST OVERCURRENT PROTECTION
An other question about the ADP1055.We have a current transformer for sensing the primary current of a full bridge phase shift converter.We hope to use the primary fast OCP to limit the peak current...
View ArticleQuestion about ADP5090
Hi All, I have some questions about MTTP function. Please help take care of this caes.1. Is MPPT ratio Vmpp / Voc? (Please refer to the attached file)2. ADP5090 data sheet page 13/22 mentions that MPPT...
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ADP5300 ADISimPower
Hellow. I want to ADP5300 ADISimPower tool(Excel).For example, I want to get Vout=2.3V efficiency.When will the tool be released? Thanks
View ArticleQuestion about ADP5090 and 5091
Hi All, Here is some questions about ADP5090 and ADP5091. Please help take care of this case.Q1: What does MPPT ratio mean, is it Vmpp / Voc? (please refer to the attached file #1)]Q2: The data sheet...
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ADP5090 power charging problem
Hello everyone, I am using APD5090 to charge a super capacitor (1F) from a thermogenerator. The harvester generates a voltage amplitude range between 0.6v to 1V. I used a 4.7uF smoothing capacitor to...
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Noise below 100Hz in ADP1762/ADP1764
I am trying to determine which ADP1760 series regulator to use. I have a low current requirement (<2A) so it would seem that ADP1762 would be fine. However, the ADP1764 and ADP1765 regulators have...
View ArticleADM7150CP-EVALZ H/W Design Data
Dear All:Would you provide P/N: ADM7150CP-EVALZ ORCAD schematic .dsn /PCB design file (Allegro or PADS) files to design my system. thanks Best Regards, Jack
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question about ADISIMpe
*** ERROR *** The circuit is too large to simulate with this version.Too many analog nodesError : There are no components selected the simple circuit like figure above can not be simulated by...
View Articlehighly unstable DC Voltage regulation
Hi.I have a DC voltage source that is highly unstable (25-60 vdc) and i want to convert it to 5 vdc to use in Digital Chips.The problem is, i can not use DC to DC switching voltage convertor due to...
View ArticleQuestions about the LTC4015 MPPT charger / coloumb counter?
Now that you have merged.. Would this be the appropriate place to ask questions about the LTC4015? What I am wondering specifically: 1. Choice of M1, M2. In the example on page 76 of the datasheet they...
View ArticleFrequency issue with ADP1048
Hello,we have designed an interleaved PFC with ADP1048. I got a problem of frequencies:-when the line is 50Hz, the ADP return me 35Hz-when the line is 100Hz, it return 70Hz-we set the fsw @ 97.66kHz...
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About ADP2389 Inductor＆capacitor
Hi,I would like to use ADP2389.So, I used "ADP2389/90 BuckDesigner Tool.However, a problem occurred. When setting under the following conditions, the values of inductor and capacitor differed between...
View ArticleAD8655 parameters modeled?
Hi, I'm using ADIsimPE to model a circuit built around the AD8655 op-amp. Particularly I want to know if the model takes into account the input capacitance and input resistance of the device. From the...
View ArticleADP1055 operating in constant current mode
Dear Engineering department,We are using the ADP1055 on a full bridge power converter. We are trying to use the secondary constant current mode on CS2. In fact, we are unable to set the speed of this...
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