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Channel: EngineerZone : Unanswered Discussions - Power By Linear
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ADP1048 GUI working only with Aardvark USB to I2C interface?

I have build an isolated USB to I2C interface, using the FTDI FT232H and the ADUM2250. Is it possible to use the GUI together with my own USB to I2C interface, to communicate with the ADP1048, or does...

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ADP1706 Ripple problem

I am a newbie power supply designer.I have 44 mV of ripple (from my switching regulator)  going into my linear regulator at f=1MHz. I have Cin=Cout=4.7uF. The linear regulator is not reducing the...

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ADP1046A/ADP1051 current doubler

kevin Huang Does Gui will surpport the output current doubler solution ? thanks

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ADP5062 usage w/o battery

I would use ADP5062 for several power supply configuration. In one of this it should let pass power even if battery is not connected. This don't occour with DIG_IO1=low DIG_IO2=low DIG_IO3=high (to...

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ADP2441 - VCC goes low when VIN > 8.5V Latch Up

Hi, I have two ADP2441 regulators on the PCB one at 3.3V (which is working as expected) and one at 5.8V (Schematic included). When the second regulator is unloaded it behaves normally (reaching...

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EVAL-ADM1172 EVB Board Orcad File

Dear engineer,     I'm going to draw the schematic involved with ADM1172 in Orcad. But my project is veryurgent. Can you provide EVAL-ADM1172EBZ Evaluation Board "orcad" schematic toimport my system....

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Watchdog timeout of ADM696

Dear Sir/Madam, We are evaluating ADM696ARZ for PCIe board.  We have questions about Reset Pulse Width and Watchdog Timeout. We would like to use this device at Vcc=3.3V and internal osc.(OSC SEL and...

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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...

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ADP1047 GUI

Does ADO1047 have any loading concern ?  I setup 0.1ms to load ADP1047 I2C , It will shuntdown until the time up to 250ms !!  Anything I miss ?

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ADR444 reference design for noise reduction?

We need reference voltage of 4,096V with the lowest noise. We try ADR444 + output filter+pA low noise buffer amplifier. Beforewe start countingandbeating adeadpath,you do not haveaappnoteor...

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ADM1172 PFO pin

Before ADM1172 works , If the PFO has 0.14V , Will have any risk ?  

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ADR42x, 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...

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LED 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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Efficiency of ADP1607 at 32 uA

Hello, My name is Meir and I am a DFAE in ADI team at Phoenix Technologies Israel.  Meprolight, one of our customers, is interested in ADP1607 for battery powered application. Their Input voltage range...

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A small outline power connector?

Hello everybody!Hope someone may help with such a problem: I am looking for a power connector, to connect my 12v battery operating device to the charger. Barrel connectors are way way too big - the...

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ADP5585

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...

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Please advise 2.5V fixed voltage LDO with soft-start and with at least...

Hello!Selection table for Linear Regulator ICs Search Table on AD website doesn't have Soft Start option as a search parameter.Because of that please advise 2.5V fixed voltage LDO with soft-start and...

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Powering 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...

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3W 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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Default on power switch

I want to design an easy power switch that is on by default, but I need the ability to turn the power off.Is this posible with a few mosfet's? thanks for any help

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