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Pin setting for HPLED mode of ADP1653
Dear Sir/Madam, I need your good comment here. Our customer is proceeding to design with your ADP1653 LED driver. Q-1)SETx pins as folowing correct?SETT = openSETI = openSETF = Vdd Q-2)Customer will...
View ArticleADN8831 Operation
Hello,I have a question to the TEC controller chip. My laser diode output depends on the temperature. So, using the TEC controller chip, i want to maintain the temperature automatically when the laser...
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ADP1051 EIGHTH BRICK DEMO OUTPUT RIPPLE
we have one ADP1051 eighth brick demo board, with 470uf output capacitance and 48Vin, no load ,the output is not very stable like attached; why?
View ArticleNeed your recommendation about AC/DC Power Solution
Hello, My customer is preparing a IoT product with WiFi.And they want to supply DC power to WiFi soution using AC power.So they need AC/DC solution for this. Their WiFi solution will use 3.3V. Would...
View ArticleSlow rise time application with ADP7182
HiI would like to have a very slow rise-up time by ADP7182.It’s about 5msec @ - 5V, as slower. Could you tell us if there is any good way? RegardsMoto
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ADP2302/ADP2303: inductor range selection is surprisingly large?
All: I have successfully prototyped a new product based on the ADP2303 (and based very closely on the recommended 4 layer layout). It's output is set at 5.0V, and uses a 4.7 uH inductor (as spec'd by...
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 ArticleAbout ADP5310/ADP5301 ADISimPower File
Dear Sir:I want to design ADP5310/ADP5301 in my system,can you provide ADP5310/ADP5301 ADISimPower excel file & PCB Layout file to me refer. Thanks My E-mail:ls90142@gmail.com Best Regards,Jacky
View ArticleADM660 issue on startup
Hi!In the schematic attached there is the power section of my board. On the left there is +12VDC, IC1 provides the +3.3V for MCU. IC2 provides about 5.5V and IC3 generates the negative rail (-5.5V).It...
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[USB-SDP-CABLEZ]How can I get the driver ?
Hello,About USB-SDP-CABLEZhttp://www.analog.com/media/en/technical-documentation/user-guides/UG-404.pdf According to this user's guide page 4 , The driver is provided at www.analog.com/usb-sdp-cablez...
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Spice model for adum6000/medical use USB powered device
Hii want to design is a simple 3.3v , 400 mA , isolated power supply for medical use , using adum6000.The power source can be USB. Do we have a spice model of adum6000, that i can use in my...
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Can i short Enable pin of ADP7142 to Vin pin?
Hello I am using ADP7142 in my application. I need to know if i can short Enable pin to Vin input pin for this IC.the input voltage is 9V. ThanksThejesh
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Issue on the latest version of ADP1047/8 GUI
Hi, I just download and install the latest version of ADP1047/8 GUI software (Version 2.2.9) And I have problem every times I try to into the Voltage Fast Loop page no matter the ADP1047 EVB is...
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Can I hack ADP2140 to produce a different voltage on the switching output?
Hello everybodyI have a legacy design in which 3.3V and 1.8V are produced using the ADP2140ACPZ3318.There are no available parts on available at any distributor. I was thinking to use the 2.5/1.8 or...
View ArticleADM660 issue on startup
Hi!In the schematic attached there is the power section of my board. On the left there is +12VDC, IC1 provides the +3.3V for MCU. IC2 provides about 5.5V and IC3 generates the negative rail (-5.5V).It...
View ArticleADP1048 with 305VAC max input?
I would like to use the '1048 in a 1.6kW PFC application with up to 305VAC input for LED lighting. Anyone done this? Any reason I can't? What is the voltage we'll have to boost to - 440? thanksken
View ArticleICE Model for ADR01, ADR02 & ADR03
The models are not available. Can you provide the same
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ADM1276 Ground bounce
sir When Vin=12V connect to ADM1276, I found the Ground bounce issue.How to solve it?
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ADuM7234
Hi, So I need to build an inverter, but I am having some trouble with driving the highside switches. I tried using the HCPL 3120 drivers, but in this case I would need 3 different power supplies, which...
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