FvM
Super Moderator
Find latest posts
View Articles
View Blog EntriesMini Statistics
- Join Date
- 22nd January 2008
- Last Activity
- Today 19:48
- Blog Entries
- 0
More 128 Friends
1 Groups
Join Groups 0 Permission Groups
FvM is not a member of any public groups
Awards
1st Helpful MemberAchievements
7 years registeredRecent Visitors
- akhil_psm,
- amona,
- EltonBrasil,
- firasgany7,
- Kartikpatel,
- Neelsama,
- shrikanthke,
- sjaikumar,
- std_match,
- wondrous
- Tab Content
- FvM's Activity
- About Me
- Friends
- Experience
-
Older Activity
-
Yesterday, 23:47FvM replied to a thread Bilinear switched capacitor resistor equivalent resistance in Analog Circuit DesignThe capacitor is charging from -ΔV to +ΔV in phase 1 and back in phase 2, total q = 4CΔV.3 replies | 167 view(s) -
Yesterday, 23:16As shown by wwfeldmann, the post #1 equation has real roots. Similarly the equation in post #5 has two real roots, x=3.987 isn't among it, but x≈-1.2...11 replies | 547 view(s)
-
Yesterday, 22:42FvM replied to a thread LTspice...splitting LT1243 output into two separate pulse streams in PCB Routing Schematic Layout software and SimulationThere seems to be a "small" problem. LT1243 is a current mode controller. As far as I understand, there's no way to generate pwm output without using...10 replies | 274 view(s)
-
Yesterday, 22:28You need the complete pass- and stop band specification to determine the filter effort, e.g. minimal order.4 replies | 146 view(s)
-
Yesterday, 09:11It's power of n, not exponential function and can be calculated as cascaded multiply. What do you want to achieve? The equation has multiple...11 replies | 547 view(s)
-
Yesterday, 00:09FvM replied to a thread Grid tied inverters will result in high mains voltages above 300VAC..do you agree? in Elementary Electronic QuestionsNot particularly a problem of grid tied inverters. You observe different levels of short term overvoltages and surges in the grid. For a serious...5 replies | 231 view(s)
-
8th December 2019, 23:54Where did you get 5.3k? Resistance of parallel circuit is 10*4.7/(10+4.7) = 3.2k.4 replies | 199 view(s)
-
8th December 2019, 23:43Do you understand the meaning of Vgs(th) specification in datasheet, particularly the wide threshold voltage range?2 replies | 151 view(s)
-
8th December 2019, 23:14FvM replied to a thread [SOLVED] Metastabilty and data loss in ASIC Design Methodologies and Tools (Digital)The OP apparently doesn't care for consistency of multibit data. I already asked about this point and he insists on discussing correctness of single...12 replies | 494 view(s)
-
8th December 2019, 22:48FvM replied to a thread [SOLVED] Distance between MCU-Phy-Magnetics-RJ45 in PCB Routing Schematic Layout software and SimulationThe Pulse application text is an undeclared quote from an SMSC/Microchip application note....7 replies | 402 view(s)
-
8th December 2019, 12:47FvM replied to a thread [SOLVED] Distance between MCU-Phy-Magnetics-RJ45 in PCB Routing Schematic Layout software and SimulationWhere do you see this specification?7 replies | 402 view(s)
-
8th December 2019, 12:27You originally asked about MOSFET acting as capacitor, now you switched to common drain amplifier. It's time to clarify the topic and show a...18 replies | 561 view(s)
-
8th December 2019, 12:22FvM replied to a thread [SOLVED] Metastabilty and data loss in ASIC Design Methodologies and Tools (Digital)That's not possible.12 replies | 494 view(s)
-
7th December 2019, 13:56O.K., so the last point in my interpretation applies, they are not using the split output feature, just basic T-circuit (M)NPC...7 replies | 365 view(s)
-
7th December 2019, 13:36Parallel circuit would be obviously necessary to build a 1.5 kW 12V input full bridge with IRFP064. You should particularly look at Rds,on and...12 replies | 459 view(s)
-
7th December 2019, 12:51Do you understand MNPC topology? Do you understand the purpose of split output feature?...7 replies | 365 view(s)
-
7th December 2019, 10:58The accelerometer output levels discussed in this parallel tread...6 replies | 353 view(s)
-
6th December 2019, 23:23FvM replied to a thread Confusion with relating the sensor output voltages from its datasheet in Robotics and Automation ForumI agree that the datasheet is very clear about expectable output voltage. But if you plan to measure 500 ug acceleration, you should carefully...4 replies | 308 view(s)
-
6th December 2019, 23:12FvM replied to a thread Stability issue of the closed loop feedback in fully differential ampliifer in Analog Integrated Circuit (IC) Design, Layout and FabricationWhats's the purpose of feedback resistor in your simulation circuit? If it's DC bias, the feedback path should be filtered in a way that it doesn't...5 replies | 362 view(s)
-
6th December 2019, 23:05FvM replied to a thread Charging Voltage for a 1.2V NiMH Battery in Hobby Circuits and Small Projects ProblemsCharging VR450 continuously with 20 mA will not quickly damage it but probably reduce its lifetime by overcharging it. Continuous current without...11 replies | 492 view(s)
-
5th December 2019, 18:41FvM replied to a thread [SOLVED] Metastabilty and data loss in ASIC Design Methodologies and Tools (Digital)You should ask yourself what you consider wrong data? 1. Single bit data, toggling at arbitrary times. You'll either read the old or the new data....12 replies | 494 view(s)
-
5th December 2019, 16:23FvM replied to a thread Connect MQ135 Gas Sensor to Raspberry Pi 3B+ in Hobby Circuits and Small Projects ProblemsValues read for unconnected (floating) ADC inputs are meaningless. You can either connect known DC voltage for test or just ignore these values....7 replies | 333 view(s)
-
5th December 2019, 12:45FvM replied to a thread [SOLVED] Distance between MCU-Phy-Magnetics-RJ45 in PCB Routing Schematic Layout software and SimulationYou have to check impedance matching and termination for each connection. Ethernet is usually terminated at the PHY, in this case, there are no...7 replies | 402 view(s)
-
5th December 2019, 11:15FvM replied to a thread How to create a voltage selector circuit in Hobby Circuits and Small Projects ProblemsThe usual solution, also implemented in LM3915 dot matrix mode is working like below: - have comparators for each threshold level - have a priority...6 replies | 312 view(s)
-
5th December 2019, 09:19FvM replied to a thread Charging Voltage for a 1.2V NiMH Battery in Hobby Circuits and Small Projects ProblemsV450HR has a datasheet, it's strongly suggested that you observe the specifications when designing your charging circuit. ...11 replies | 492 view(s)
-
5th December 2019, 09:03A reactive load shifts the resonance frequency, it can't change the electrical length of the resonator itself. Intuitive explanation, determine...2 replies | 292 view(s)
-
4th December 2019, 11:31EPM7128S is the obsolete 5V version. Mouser has only one type on stock. If you can switch to pin compatible 3.3V EPM7128A, the series is still in...5 replies | 280 view(s)
-
3rd December 2019, 23:36The micro strip trace width may be correct, the trace outside the ground plane is not. You are adding considerable series inductance in the flex...8 replies | 333 view(s)
About FvM
Basic Information
Optional Info
- Location:
- Bochum, Germany
- Interests:
- Analog, DSP, Power electronics and more
Statistics
Total Posts
- Total Posts
- 45,785
- Posts Per Day
- 10.55
General Information
- Last Activity
- Today 19:48
- Join Date
- 22nd January 2008
Helpful Postings
- Has Rated
- 2111
- Post Rated
- Rated helpful 13565 out of 13565 times
128 Friends
Showing Friends 1 to 10 of 128
Experience
Points
- Points
- 261,960
- Level
- 100
Level up completed
- Level up completed
- 0%
- Points required
- 0
Activity
- Activity
- 100.0%
- Activity last 30 days
- 100.0%
- Activity last 7 days
- 100.0%
Points
All Points for user
- Points for User
- 58,535
- Points for Reputation
- 53,928
- Points for every day since registration
- 4,214
- Points for Friends
- 387
- Points for posting Visitormessages
- 2
- Points for filling profile
- 4
All Points for threads
- Points for threads
- 3,978
- Points for Threads
- 113
- Points for tagging threads
- 3,740
- Points for replies
- 125
All Points for posts
- Points for Posts
- 199,446
- Points for Posts
- 131,492
- Points for uploading Attachments
- 54
- Average Posts per Day
- 10.00
- Helpful Answers
- 67,900
All Points for miscellaneous
- Points for Misc
- 0
Activities
10th December 2019
- 03:06 FvM has earned 20 Points for Posts points
- 03:06 FvM has earned 2 Points for User points
9th December 2019
- 03:05 FvM has earned 3 Points for threads points
- 03:05 FvM has earned 3 Points for User points
- 03:05 FvM has earned 29 Points for Posts points
8th December 2019
- 03:05 FvM has earned 12 Points for Posts points
- 03:05 FvM has earned 1 Points for threads points
7th December 2019
- 03:05 FvM has earned 3 Points for User points
- 03:05 FvM has earned 14 Points for Posts points
- 03:05 FvM has earned 1 Points for threads points
6th December 2019
- 03:06 FvM has earned 3 Points for threads points
- 03:06 FvM has earned 23 Points for Posts points
- 03:06 FvM has earned 2 Points for User points
5th December 2019
- 03:06 FvM has earned 7 Points for User points
- 03:06 FvM has earned 18 Points for Posts points
- 03:06 FvM has earned 1 Points for threads points
4th December 2019
- 03:05 FvM has earned 40 Points for Posts points
- 03:05 FvM has earned 4 Points for User points
- 03:05 FvM has earned 2 Points for threads points
3rd December 2019
- 03:05 FvM has earned 3 Points for threads points
Show Activities from all Users