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ADP1048 GUI issues
I’m having issues with the AD1048 GUI. My workstation specs are: W7 Home Premium (fully updated) Processor Intel(R) Core i7-2600 CPU @ 3.40GHz,8GB ram Nividia GT420 Graphics card After I install...
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Interleaved Boost ADP1048 PWM settings
For interleaving boost can both PWM conduct simultaneously? I’m trying to decipher the PWM settings in the GUI. I’m after 180 degree phase shift min duty 0.05 max duty 0.95 approx. To me it looks from...
View ArticleLED Driver for 5-30A
Hello,My name is Meir and I am a DFAE in ADI team at Phoenix Technologies. One of my customers is interested in LED driver for 24V/30A for driving 6 LEDs with 5A each of them. The operating (ON)...
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ADP1047 current sense resistor question
Attached the pix as below . I had a question about 10Kohm !! Should it 10kohm ? I do some testing about this value , so far if the resistor smaller during THD testing will better .Do you have any...
View ArticleADP1046A/ADP1051 current doubler
kevin Huang Does Gui will surpport the output current doubler solution ? thanks
View ArticleADP1046A 600W Phase Shifted Full Bridge Topology Board Availability
Hi, I found Power Reference Design (PRD1404) ADP1046A Wide Input Range, Full Bridge Phase Shifted Topology on ADP1046A Product Page. This document describes 600W Phase Shifted Full Bridge Topology...
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12V / 6A Power supply. Help with Buck and Boost converters + OR'ing circuit
Hello all.I would like to receive some suggestions of ICs / considerations about this design.The picture below states how this power supply should work. Details:1) IC 1 probably will be a LT3650-8.4...
View ArticleBattery Management, LED Driver ICs
Hi! I’m hoping you can help me... I am looking to develop a new bike light, but need help determining which components to use. The choices are overwhelming! I realize that you are primarily an IC...
View ArticleADP5585
Hello, everyone. I would like to confirm how to use ADP5585.Can ADP5585 use key matrix function and GPIO function and PWM control function at the same moment? GPIO function is for LED backlight...
View ArticleIs there a way of splitting single supplies into dual without transformers,...
Is there a way of splitting a single supply rail into dual or multiple supplies without using transformers, batteries or large inductors and so each rail can share current equally? I have tried with...
View ArticleDo ADI offer a low noise push-pull driver?
I'm considering using one of the Linear Technology push-pull driver chips, e.g. LT1533, LT1683 or LT3439. At over $4 they are pretty pricey, so I'm looking for alternatives. Do ADI have anything...
View ArticleADM8845 backlight LED driver consumes too much current
Hello, we are using ADM8845 as backlight LED driver for two series LEDs in a small dotmatrix LCD. Unfortunately, there are some ADM8845 ICs which have too high current consumption (about 75mA) despite...
View ArticleADP5034 ADIsimPower Simulate File
Dear All:ADP5034 ADI will provide ADIsimPower excel file to user simulate use it? for example: BUCK1/BUCK2 inductor SPEC./Size Selection or BUCK1/BUCK2 conversion efficiency simulation and...
View ArticleADP1613 current drive
Hello, I want to use ADP1613 to step up 5V to 5.9V. Please let me know if this regulator supports 2A at 5.9V. Thanks & Regards,Ajith
View ArticleADR42x, Long-Term Drift
Hi, We are now studying ADR42x, and saw application note AN-713, The Effect of Long-Term Drift on Voltage References. Q1) It is said, <in the first 200 hours there is a lot of movement in the...
View ArticlePowering Analog circuit through SMPS.
SMPS output has ripple and switching noise at its output. Such a supply could hamper performance of high resolution slow speed analog circuit.How to reduce it? A low noise linear regulator would do? An...
View Article3W Emergency Light
Hi, May i know what types of ADI IC which can be used to act as a power monitoring IC. The details as below:AC input cut off, battery will trigger the LED to turn on.When AC available, the power...
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Adjustable vs. fixed voltage option
Some parts are available as fixed output voltage options. Can I adjust the output voltage anyway?This is a question that comes up often with parts like the ADP2108, ADP2109 or ADP2138, ADP2139 that do...
View ArticleADP2108AUJZ-1.5 outputs 1.0V
Hi! I have DC/DC converter ADP2108AUJZ-1.5. This chip mast out 1.5V. Bat on PCB I see 1.0V! Load is resistor 1 kOhm or "no load". Chip has marking "LAA" - this marking for 1.5V. I check 3 chips - all...
View ArticleADP1621: Designing slope compensation in buck switching configuration
First of all, I want to make it sure if ADP1621 can drive buck configuration because it is stated in the datasheet of ADP1621 that it can be used for SEPIC, flyback, boost, buck-boost, forward and...
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