ADM7171 dropout for output voltages below 2.3V (adjustable version)
Hi. In the ADM7171 datasheet the typ/max dropouts are listed in the tables, followed by some dropout plots. There is however a note that says that these dropout specifications only apply to voltages...
View ArticleHello , I would like to ask a question on ADP5585.
Hello ,My questions about the ADP5585 are follows . Your advice would be appreciated. RST function1) Can the RST pin be released ( set HIGH) as soon as the power supply voltage has been reached its...
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 ArticleADM7170
Hello, I would like to use the ADM7170 with a voltage divider as shown in fig. 55 in the data sheet. I'd plan to use a DAC on the bottom of the divider with a 1nF cap to filter the DAC output. Is this...
View ArticleADP5071 EVB Board Gerber
Dear All:I need to reference ADP5071 EVB Board PCB Layout design, can give me ADP5071 EVB Board Gerber File reference? thanks~ Best Regards,Cuttlefish
View ArticleHow can I use the ADP5090 with a CdS cell?
Hello, I'm wanting to use the ADP5090 in a solar powered outdoor light. I'd like to make this as simple of a system as I can to keep cost down and efficiency high. I'd like to use a CdS cell as the...
View ArticleI 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 ArticleADP5054 Channel 1 output isnt changing..Please help
Im trying to design a power solution for my FPGA using ADP5054. Ive attached the schematic.Now channel 3 and 4 outputs are as expected but Channel 1&2 designed for parallel mode doesnt give me the...
View ArticleADUM5000 radiation emission
Hi ADI team. My customer use ADUM5000W which has 180MHz ocilator internal. Now, this product put out 360MHz (double wave of 180MHz) of radiation emission with a number 10MHz of width.and this...
View ArticleICE Model for ADR01, ADR02 & ADR03
The models are not available. Can you provide the same
View ArticleADP1755ACPZ-R7 ESD considerations
In one of the designs, during ESD test, this component goes bad. Can you Pl. tell which ESD standard it complies to? Is there any specific considerations to be taken care for this part. Rest of the...
View ArticleADP1048 - PMBus to SPI Bridge
Dear all, i have the Problem, that i have to connect the ADP1048 to a µC without an I²C Interface. The only available Interface is a SPI Bus. So i decided to use a I²C to SPI Bridge. The question is:...
View ArticleADM1276 always ON
Hi, I designed a board with 4 adm1276, all independant, except for the I2C link.On the board :3 ADM1276 are OK, One, I2C adresse "11", is always "ON", ENABLE pin has no effect. voltage level are OK....
View ArticleADP5589 - Clearing /INT
Figure 13 in the data sheet implies the /INT output (via EVENT_INT) deasserts when the FIFO is empty but that isn't the behavior I observe. My code monitors when /INT goes low then reads the event...
View ArticleADSP-2148x E-pad question
Hello I have just finished reading the EE- 352 Engineering note regarding E-pad packages and mounting techniques. One thing I am not clear of is you don't say whether or not you use thermal relief's or...
View ArticleADP5037 VOUT1 output fails to start (sometimes)
I'm using an ADP5037 to generate 4 supply rails in a sequenced-startup configuration. Sometimes the VOUT1 converter fails to turn on as expected. It appears to be related to the ramp time on my input...
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Using of 2 ganged FBs ADD5211
Dear Sir/Madam, Our customer is studying with your ADD5211 LED driver.So I got a question. 1)Our customer will design with 2FB gang of sink(open drain) pins.Such as Fig-23 following.And he will sink...
View ArticleRe: ADSP-21489 1.1V and 3.3V switching regulator options
Hello Mitesh Sorry if I didn't make myself clearer. I am designing a new board from scratch so I am using some of the ideas from the EZ board. I was toying with the idea of using a 24V center tapped...
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ADM7150ACPZ-5.0 damage.
My voltage regulator worked properly some length of time, but one day at switching on it was spoilt. The voltages (measured by multimeter) are:VOUT …. 1.26V , BYP …… 1.26V, VREG…….5.5V ,REF and...
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