LTC2625 voltage head room with respect to GND
In the datasheet, voltage headromm is described as follows. When drawing a load current from either rail, the output voltage headroom with respect to that rail is limited by the 30Ω typical channel...
View ArticleLTC7000:MAX RATING SNS+
Hi all.Is possible to apply 154Vdc only for 1 second on the LTC7000 SNS+ pin? I know that the absolute value is 150V , but what happen if I apply 154vdc for only 1 second? the ic will be damaged for...
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Is the LT3476 LED appropriate for a color sequential application?
HUD's and other applications often use color sequential operation, that is, sequentially switching the R, G, and B LED's in a R>G>B>R>G>B pattern at rates up to 960 Hz. This means the...
View ArticleCan I use LT8646S for generating -12V from +24V? If yes, any sample circuits?
I am using LT8646S in my power board which is having many individual low voltage generation. In the same board I have a requirement of -12V,3A also. Can I use LT8646S for generation the -12V? My input...
View ArticleDC1860B for 48V 500mA?
DC1860B is close to my application as I need 48V Vout @ 500mA. Looking at DC1860B, can I simply lower Rfb by 48/54; or from 82.5k to 73.2k? Also what should Rsense change to? -Chris
View ArticleLooking for Led Driver for 100w 33v 3a led from a 11-14 volt source (automotive)
Source in 11-15 volts (automotive, 12v nominal) Led is 100Watt, 33Volt 3amp (32-34volts) I've searched all over the place, the LT3762 Seems to only do 30v 2ampAny suggestions?
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ADP8140 Analog dimming
Hi, I am using ADP8140 for driver of two string of white led. Both string has different light color so I'm using FET for controlling bot lines so that I can shut down or light up any string I want. I...
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LT8602IUJ#PBF top marking request by each line explanation
LT8602IUJ#PBF top marking request by each line explanation
View ArticleHow to configure LTM4641 for VOUT=5V in LT-Spice
Simulating an LTM4641 in LT-Spice; output voltage should be 5V but LT-Spice shows ~9V output after overshooting up to about 9.8V. Using the LT-Spice model downloaded from...
View ArticleLTC3331 Current Output
Does the LTC3331 have an internal 50mA output current limit? or does the output need to be current limited externally?
View ArticleLT3042 current monitoring
Hello.I ask about the current monitoring function with the ILIM pin of the LT3042.1/400 of the VOUT pin currennt outputs from ILIM pin.What is the accuracy of this 1/400?The usage conditions are as...
View Articlerelation with LT3752
Dear all. I'm looking for the design spreadsheet that can be provided for guidance purposes only.So. If you have the one that can calculate both system and component data for use the LT3752 in an...
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Request for controller recommendation for rechargeable Li-ion battery light
I am designing a rechargeable Li-ion cell powered light. I would like for the light to be able to accept a USB input to charge the cell. I would like for the light to run off of the cell when there is...
View ArticleHow many detect function when LTC4266 work in auto mode ?
Hi, all, good day! I meet a question, it is "how many detect function when LTC4266 work in auto mode ?" My customer got some information of micro semi PD69204 from micro semi FAE..He says PD69204 has...
View ArticleLT8410-1 Booster Circuit Current Draw
Hi, I'd like to get some support regarding Linear's LT8410-1 boost converter. More specifically I am measuring a large disrepancy between simulated current consumption (using LTspice) and the reality...
View ArticlePCB file for LT8640
Hello, can you confirm that PCB file for LT8640 works? Because I cannot run it with Altium Designer. I need this file for my thesis project. I would be happy if you can help me on it.
View ArticleCan the LTC4015 be used as an adjustable power supply?
Is there any way to enable the LTC4015 output without a battery connected to the system?
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LTC4353 secondary input voltage drop
I'm experiencing a strange behaviour on a board where I'm using LTC4353 as a "12V Main and Auxiliary Supply Diode-OR" . The circuit I'm working on is depicted below (it's pretty the same circuit found...
View ArticleQuestions about LTM4622A
Hi AD team, please answer the following questions: 1. The LTM4622A datasheet says (in the Description section):Fault protection features include input overvoltage, output overcurrent and...
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