Power/Renewable Energy/EV's

• Power/Renewable Energy/EV's

  Power related discussions, Renewable Energy, energy storage, Electric Vehicles etc.

• Topics

• LDO Output following Input?

  Started by ridgerunnersjw on 10 Feb, 2026 21:11
  Last post by magic on 11 Feb, 2026 00:05

  Views: 1118, Replies: 4

• UN3480 vs UN3481 shipping

  Started by hcglitte on 10 Feb, 2026 18:57

  Views: 816, Replies: 0

• Is 1kWh of heat a simplification?

  Started by oneunitofheat on 30 Jan, 2026 17:13
  Last post by Marco on 09 Feb, 2026 18:58

  Views: 2293, Replies: 23

• Using Tadiran TL-4903 with buffer capacitor & LDO for 20+ year coin-cell replace

  Started by kievit on 12 Jan, 2026 15:48
  Last post by Gribo on 04 Feb, 2026 17:57

  Views: 1493, Replies: 3

• Bidirectional DC/DC from single Na-ion cell to 24V DC

  Started by marekm on 25 Dec, 2025 05:24
  Last post by weston HU on 01 Feb, 2026 14:46

  Views: 3318, Replies: 25

• MP9486 positive output from negative input

  Started by wandows on 28 Jan, 2026 14:17

  Views: 987, Replies: 0

• Micros for digital SMPS control - TI, NXP (Freescale) opinions

  Started by vectorotter on 02 Jan, 2021 19:35
  Last post by mtwieg on 27 Jan, 2026 13:43

  Views: 7912, Replies: 25

• Surprising Flaws in 18650 Lithium-Ion Batteries. CT scan of 1000 batteries.

  Started by MT on 26 Jan, 2026 14:52
  Last post by thm_w on 27 Jan, 2026 01:02

  Views: 1203, Replies: 1

• Device for Water Heating Using Solar PV Energy - Feedback Wanted

  Started by SolarMan on 29 Dec, 2019 21:35
  Last post by blackstar on 24 Jan, 2026 04:46

  Views: 7751, Replies: 25

• locating bad elecricaly leaky cells in a li-on battery pack

  Started by ME on 16 Jan, 2026 09:07
  Last post by DavidAlberto on 19 Jan, 2026 10:37

  Views: 1465, Replies: 4

• BQ24045DSQR CHG pin remains high-impedance even when charger (VIN) is present

  Started by petar02 on 13 Jan, 2026 15:01

  Views: 1355, Replies: 0

• Chinese electric car repairs

  Started by woodchips on 01 Jan, 2026 19:32
  Last post by Stray Electron on 04 Jan, 2026 14:20

  Views: 2797, Replies: 15

• Drive high amp transistors

  Started by Teknow on 18 Dec, 2025 09:53
  Last post by Teknow on 31 Dec, 2025 01:12

  Views: 3832, Replies: 23

• Suggestion about building an H-bridge inverter

  Started by Antidark on 22 Dec, 2025 14:58
  Last post by langwadt on 23 Dec, 2025 17:44

  Views: 1919, Replies: 2

• Compatibility of 12V lead acid batteries for UPS

  Started by petemate on 30 Sep, 2025 18:16
  Last post by OldBeginner on 22 Dec, 2025 01:39

  Views: 5813, Replies: 21

• What is the difference between using a high-farad capacitor and a low-farad

  Started by petersss on 27 Nov, 2025 06:43
  Last post by OldBeginner on 22 Dec, 2025 01:12

  Views: 2577, Replies: 4

• LiFePO4 battery capacity. Marked cs reality

  Started by Veketti on 29 Nov, 2025 18:31
  Last post by eTobey on 19 Dec, 2025 14:20

  Views: 8604, Replies: 29

• Double pulse testing of Hybrid Pack Module Voltage overshoots

  Started by powerel on 11 Dec, 2025 11:31
  Last post by mtwieg on 11 Dec, 2025 14:16

  Views: 2249, Replies: 5

• Lab Power supply - is innovation over?

  Started by Magnethicc on 05 Dec, 2025 07:25
  Last post by voltsandjolts on 09 Dec, 2025 09:10

  Views: 3507, Replies: 16

• Tracking down CTs for Gen3 Shelly EM (or the associated connector)

  Started by optoisolated on 30 Nov, 2025 03:01
  Last post by optoisolated on 08 Dec, 2025 23:45

  Views: 2615, Replies: 9

• 12V - 1kV DC/DC Converter

  Started by nicknails on 13 May, 2025 14:57
  Last post by voltsandjolts on 07 Dec, 2025 12:43

  Views: 4646, Replies: 11

• Automating a Sun GTI Limiter DC Precharge from Battery

  Started by OB1 on 13 Sep, 2025 16:07
  Last post by OB1 on 01 Dec, 2025 20:33

  Views: 2443, Replies: 2

• Why KISS ?

  Started by Randy222 on 25 Nov, 2025 17:47
  Last post by Doctorandus_P on 27 Nov, 2025 11:37

  Views: 3250, Replies: 18

• Any experts on Lithium Thionyl Chloride batteries?

  Started by NashConv on 21 Nov, 2025 17:59
  Last post by Gribo on 24 Nov, 2025 20:56

  Views: 2293, Replies: 2

• 30,000 watt light bulb experiments

  Started by JoeRoy on 21 Nov, 2025 06:35
  Last post by ConKbot on 23 Nov, 2025 07:07

  Views: 4098, Replies: 8

• poor man's eload

  Started by littlepea on 21 Nov, 2025 03:34
  Last post by littlepea on 21 Nov, 2025 04:48

  Views: 2209, Replies: 2

• Transformer air gap mating

  Started by electrocircuit on 17 Nov, 2025 17:28
  Last post by mtwieg on 18 Nov, 2025 13:10

  Views: 2087, Replies: 3

• Solar panel fires in the news in the UK after an alleged 60% increase in 2025.

  Started by paulca on 06 Nov, 2025 13:02
  Last post by brucehoult on 17 Nov, 2025 22:26

  Views: 6119, Replies: 48

• Measuring ripple current in PFC capacitor

  Started by Faringdon on 28 Mar, 2023 04:37
  Last post by Smokey on 15 Nov, 2025 23:08

  Views: 4253, Replies: 13

• [USA] 2-Pole 240V GFCI breaker - using the neutral for 120VAC

  Started by Fried Chicken on 13 Nov, 2025 15:24
  Last post by ejeffrey on 14 Nov, 2025 15:17

  Views: 2169, Replies: 9

• [USA] Wiring Pool Equipment properly with a timer

  Started by Fried Chicken on 14 Nov, 2025 02:57
  Last post by Fried Chicken on 14 Nov, 2025 05:14

  Views: 1812, Replies: 3

• Sigenergy melting plugs and fires

  Started by Geoff-AU on 13 Nov, 2025 23:23

  Views: 1851, Replies: 0

• Anti spark switch designing for high dc Power

  Started by Chandra Sekar on 09 Sep, 2025 02:58
  Last post by chasnc on 13 Nov, 2025 04:42

  Views: 2775, Replies: 3

• Ting Sensor, apparently they predict electrical fires?! Anyone use one?

  Started by rwgast_lowlevellogicdesin on 05 Oct, 2025 20:37
  Last post by chasnc on 13 Nov, 2025 04:35

  Views: 4184, Replies: 8

• Weird problem with Mornsun power module

  Started by walter.martin3@btinternet on 26 Sep, 2025 18:52
  Last post by chasnc on 13 Nov, 2025 04:24

  Views: 2222, Replies: 6

• What power factor does AC mains present to solar inverter?

  Started by Circlotron on 30 Sep, 2025 23:17
  Last post by chasnc on 13 Nov, 2025 04:16

  Views: 2319, Replies: 9

• Reverse Current Protection for Li-SoCl2 Batteries

  Started by rego21 on 30 Oct, 2025 21:53
  Last post by rego21 on 11 Nov, 2025 09:25

  Views: 1751, Replies: 4

• MPPT noise reduction and Blog & PIC LEB problem fix (2nd page)

  Started by fourtytwo42 on 04 Jun, 2017 18:31
  Last post by fourtytwo42 on 08 Nov, 2025 19:05

  Views: 20651, Replies: 49

• Why is the MP2225 output unstable?

  Started by daisizhou on 30 Oct, 2025 09:12
  Last post by daisizhou on 07 Nov, 2025 02:06

  Views: 2545, Replies: 19

• need to check this circuit for errors - two polarity regulator

  Started by Rhouland on 18 Oct, 2025 21:38
  Last post by Doctorandus_P on 06 Nov, 2025 16:23

  Views: 1692, Replies: 4