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ADN8831 linear side power loss

I am hoping to use the ADN8831 to drive a 1.0V, 3.5A TEC from a 5.0V power supply. I bought the evaluation board and am using it to develop the design. I have adjusted the evaluation board so that it...

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Help for design of a battery management system

Hello, I'm an inventor trying to prototype a PCB for a consumer electronics invention that would use a rechargeable battery (such as Lithium-Ion).  Since your company sells battery management chips, I...

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AD633 noise SImetrix model doesn't match datasheet

Hi everyone, I am trying to do a noise simulation of a circuit using the AD633 low-cost analog multiplier. As a first check on my results, I have wired the multiplier in ADIsimPE (Simetrix) as in the...

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ADP5090 Charging Problem

Hello, I am using APD5090 to charge a super capacitor from a mechanical harvester. The harvester generates a sin output with a frequency of ~1Hz, with max voltage amplitude of 2.5 V. I used a full-wave...

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About the "power path" of the ADP5350

I have a question about the "power path" of the ADP5350.Is the "Power Path" of ADP5350 the same as "Power  Path" which is a registered trademark of Linear Technology? Best regards

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problem simulating CD4046 with ADIsimPE

i have been trying to simulate cd4046 with ADIsimPE but the IC just doesnt work at 15V power supply. I have calculated the values of R1,R2, C1 susch that the frequency range is between 32 to 33 Khz. I...

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AD633 noise SImetrix model doesn't match datasheet

Hi everyone, I am trying to do a noise simulation of a circuit using the AD633 low-cost analog multiplier. As a first check on my results, I have wired the multiplier in ADIsimPE (Simetrix) as in the...

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ADM1272 Iset Vsense range 2.5mV to 30mV

Hi, We are planning to use ADM1272 for one our product,that will have options for varying the current limit as per user requirement. The Iset pin provided with the IC holds good for varying the current...

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The variation for charge time of ADP5062

Dear Sir/Madam, At last our customer have proceeded to total evaluation test stage to use your ADP5062.So I got the one question from our customer. How should we think about the variation for charge...

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ADP2301 outputs 2.5V instead of 5V

Hi  I am trying to make a DCDC converter using the ADP2301. The design is more or less taken from the design tool ADP230x_BuckDesigner_Release.xlsm.  Down below is a picture of my circuit:  I was...

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ADM1270 stability during Current limit Switch over

Hi,We are planning to design a 28V fixed power supply with adjustable current limit setting using ISET pin of ADM1270 IC in discrete steps,need to know information on how stable the device will...

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AD633 noise SImetrix model doesn't match datasheet

Hi everyone, I am trying to do a noise simulation of a circuit using the AD633 low-cost analog multiplier. As a first check on my results, I have wired the multiplier in ADIsimPE (Simetrix) as in the...

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LDO with adjustable current limiting etc. available?

Hi Analog Devices,I have searched your power management products for an LDO with these characteristics: - Single regulator output, adjustable. Preferably up to 20 VDC. Input voltage up to 22 VDC.- 200...

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Interface for Implementing NLMS algorithm in ADAU1452

Hi, I am using ADAU1452 SigmaDSP to implement an algorithm derived from NLMS adaptive algorithm. It is a dual-path algorithm,where it stores the background (shadow) coefficients. It would be helpful if...

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problem simulating AD736 in ADIsimPE

simulating AD736.I was trying to simulate AD736 rms to DC converter for 200mV input for fastest settling time. I have attached the circuit below. I might have made mistakes in selecting the Cav and Cf...

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problem simulating CD4046 with ADIsimPE

i have been trying to simulate cd4046 with ADIsimPE but the IC just doesnt work at 15V power supply. I have calculated the values of R1,R2, C1 susch that the frequency range is between 32 to 33 Khz. I...

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ADP1612 output equals input voltage

I'm using an ADP1612 to take 3VDC and boost it to 12VDC. So I implemented Figure 44 on page 17 of the ADP 1612 datasheet, and I had an experienced  friend do the soldering.The problem is, I only get...

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How to design a +-12V output using ADP5070?

Hi, I searched this forum about any post related to adp5070. And I found that if the comp (RC1, CC1, RC2, CC2) and 1L1, 1L2 values are wrongly choose, there is a high possibility that the -Vout goes to...

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Problem with driving a circuit using boost converter(LT3580) from Li-ion Battery

Hi All, I have a device that runs on 9V battery. It consumes about 100 mA @ 8.5 V. I am trying to replace 9V battery with rechargeable Li - ion battery (1 cell nominal 3.7 V). I have connected Li-ion...

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With regards slew rate specification for SS/TRK Pin

Hi , Could you please let me know the Slew rate specification for SS/TRK pin , to reduce problem such as over and undershoot.This is for ADP2441. Thanking youWith best regards and wishes

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