Troubleshooting Power Supplies and Power Supply Design

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Sticky: List of pin compatible pwm/supervisor PSU ICs by Quaddro Started by Quaddro, 12-06-2019, 02:54 AM	19 responses 12,595 views 0 reactions	Last Post by protocold 10-29-2025, 09:12 PM
Sticky: the gutless, bloated, and fried power supply hall of shame by ratdude747 Started by ratdude747, 12-18-2009, 05:18 AM	1,759 responses 590,321 views 0 reactions	Last Post by PeteS in CA 09-16-2024, 04:31 PM
Sticky: Power supply build quality pictorial. part 2 by kc8adu Started by kc8adu, 06-29-2009, 01:23 PM	3,227 responses 1,390,634 views 0 reactions	Last Post by japlytic 09-14-2024, 07:04 PM
Sticky: WARNING: Live heatsinks & single pole on/off switches in switching power supplies by Per Hansson Started by Per Hansson, 06-09-2021, 12:01 PM	6 responses 7,522 views 0 reactions	Last Post by RJARRRPCGP 12-29-2021, 12:12 AM
Sticky: The PSU FAQ by PeteS in CA Started by PeteS in CA, 08-28-2005, 04:29 PM	55 responses 124,920 views 0 reactions	Last Post by bianchi77 08-31-2016, 11:54 PM
Sticky: General PSU Discussion and FAQ contributions by PeteS in CA Started by PeteS in CA, 08-28-2005, 04:29 PM	20 responses 69,015 views 0 reactions	Last Post by moe2020 10-04-2015, 12:04 AM
Sticky: Power supply build quality pictorial DISCUSSION by dood Started by dood, 12-21-2005, 03:39 PM	353 responses 221,124 views 0 reactions	Last Post by momaka 06-19-2014, 12:52 PM
Closed, Sticky: Power supply build quality pictorial.closed.use part 2 by dood Started by dood, 12-21-2005, 03:39 PM	410 responses 435,366 views 0 reactions	Last Post by jvyt 06-25-2009, 01:40 AM
Ultra X4 600 ULT-HE620X repair project by LDSisHere Started by LDSisHere, 07-14-2013, 11:39 AM	34 responses 8,590 views 0 reactions	Last Post by Yatti420 09-05-2013, 04:52 PM
Best Inexpensive ATX Power Supply? by KenOlson Started by KenOlson, 08-21-2013, 12:49 PM	48 responses 11,703 views 0 reactions	Last Post by jamesbo 09-05-2013, 01:44 PM
ASTEC AA13780 (1988 vintage) by itwentboom Started by itwentboom, 09-04-2013, 03:54 AM	2 responses 3,483 views 0 reactions	Last Post by PeteS in CA 09-04-2013, 06:01 AM
Dell H305P-00 case swap by c_hegge Started by c_hegge, 08-31-2013, 10:56 PM	12 responses 4,067 views 0 reactions	Last Post by Pentium4 09-03-2013, 11:34 PM
Gigabit Managed Switch dead by jabz Started by jabz, 12-04-2012, 01:37 AM	15 responses 4,426 views 0 reactions	Last Post by jabz 09-01-2013, 04:22 PM
New ATX for old computer: 20 pin, no SATA by mathog Started by mathog, 08-26-2013, 05:46 PM	9 responses 3,348 views 0 reactions	Last Post by ben7 08-31-2013, 05:31 AM
19v adapter to 16v? by spleenharvester Started by spleenharvester, 08-03-2013, 06:58 PM	30 responses 11,260 views 0 reactions	Last Post by kapurk 08-30-2013, 12:03 PM
Infocus power supply isssue by subarub4 Started by subarub4, 05-13-2013, 08:10 PM	104 responses 21,440 views 0 reactions	Last Post by subarub4 08-26-2013, 01:14 PM
caps for 715T2463 power supply from LCD TV by e-hackdotcom Started by e-hackdotcom, 10-29-2011, 03:35 PM	8 responses 7,845 views 0 reactions	Last Post by Norfolktvrepairs 08-22-2013, 12:42 PM
Modify output voltage of a Dell power brick by RCKadath Started by RCKadath, 08-13-2013, 01:15 PM	24 responses 10,434 views 0 reactions	Last Post by RCKadath 08-19-2013, 05:24 PM
Makita charger IC TH 2167 by barry wilkins Started by barry wilkins, 08-17-2013, 12:17 PM	4 responses 4,319 views 0 reactions	Last Post by budm 08-19-2013, 11:26 AM
Cooler Master GX 620w (rs-620) by manounours Started by manounours, 06-13-2013, 03:32 AM	10 responses 5,206 views 0 reactions	Last Post by manounours 08-18-2013, 06:38 AM
Panasonic Viera TC-P50G10 7 Blinking Red question by landyboy Started by landyboy, 08-17-2013, 04:16 PM	6 responses 3,695 views 0 reactions	Last Post by tom66 08-18-2013, 03:28 AM
Apevia WIN-500XSPX recap by Wrog Started by Wrog, 12-04-2010, 02:57 PM	25 responses 9,030 views 0 reactions	Last Post by Lobo 08-15-2013, 04:36 PM
Sans Digital storage enclosure PSU by Pentium4 Started by Pentium4, 08-14-2013, 07:57 PM	6 responses 2,069 views 0 reactions	Last Post by Pentium4 08-15-2013, 09:27 AM
Weird issue with HEC Orion PSU by Pentium4 Started by Pentium4, 05-20-2013, 04:15 PM	36 responses 7,045 views 0 reactions	Last Post by Pentium4 08-13-2013, 05:38 PM
cap question by ivtec Started by ivtec, 08-11-2013, 10:56 AM	8 responses 2,890 views 0 reactions	Last Post by ivtec 08-12-2013, 06:19 PM
APC Back-UPS NS 1250 by Uranium-235 Started by Uranium-235, 08-03-2013, 09:04 PM	21 responses 7,899 views 0 reactions	Last Post by y_not 08-11-2013, 02:42 AM
Philips HTS3020 5.1 DVD Player No Power Power Supply Damage? by Gilera001 Started by Gilera001, 08-10-2013, 12:23 PM	7 responses 3,056 views 0 reactions	Last Post by Khron 08-10-2013, 03:15 PM
Power brick squeezes, low output voltages by Behemot Started by Behemot, 08-01-2013, 09:43 AM	35 responses 8,102 views 0 reactions	Last Post by Behemot 08-08-2013, 08:41 AM
TR2-430NP Problem or normal? by woodscroller Started by woodscroller, 07-28-2013, 11:19 AM	30 responses 11,754 views 0 reactions	Last Post by woodscroller 08-06-2013, 09:12 PM
Powmax Demon 480w Power Supply by pdqwik Started by pdqwik, 07-23-2013, 10:59 AM	21 responses 7,097 views 0 reactions	Last Post by Pentium4 08-06-2013, 07:41 PM
Trust PW-5150 370W by goodpsusearch Started by goodpsusearch, 10-06-2012, 08:22 AM	19 responses 9,987 views 0 reactions	Last Post by Pentium4 08-06-2013, 07:37 PM
Ancient RTE Power/Mate PSU by ben7 Started by ben7, 07-31-2013, 12:38 PM	4 responses 2,563 views 0 reactions	Last Post by ben7 08-06-2013, 05:09 AM
Convert 230V only PSU to 115V? by Pentium4 Started by Pentium4, 07-29-2013, 11:18 PM	27 responses 6,331 views 0 reactions	Last Post by Pentium4 08-03-2013, 04:29 PM
Antec SL-400 5vsb Mod with NCP1200 by LDSisHere Started by LDSisHere, 02-22-2013, 09:17 PM	84 responses 15,665 views 0 reactions	Last Post by LDSisHere 08-01-2013, 08:55 PM
12V adapter modded to 5V, with USB socket! :D by ben7 Started by ben7, 07-31-2013, 12:14 PM	4 responses 2,739 views 0 reactions	Last Post by tom66 07-31-2013, 02:22 PM
Badcaps Recommended Power Supply? by Kong Started by Kong, 07-30-2013, 03:48 PM	13 responses 3,235 views 0 reactions	Last Post by Behemot 07-31-2013, 12:31 PM
Learn about Valley Fill PFC by budm Started by budm, 07-30-2013, 02:33 PM	6 responses 2,942 views 0 reactions	Last Post by budm 07-30-2013, 06:31 PM
Antec Basiq? by fishybawb Started by fishybawb, 03-28-2007, 02:20 PM	4 responses 3,939 views 0 reactions	Last Post by Pentium4 07-29-2013, 01:29 AM
24v Electric quad bike charger by notallbad Started by notallbad, 07-28-2013, 11:33 AM	3 responses 2,772 views 0 reactions	Last Post by kc8adu 07-28-2013, 04:54 PM
Leakage-energy recuperating winding self-supplies a DC-DC converter by budm Started by budm, 07-26-2013, 03:12 PM	1 response 2,303 views 0 reactions	Last Post by ben7 07-27-2013, 10:51 AM
What size capacitors are these by Ecosse2253 Started by Ecosse2253, 07-24-2013, 01:19 PM	2 responses 2,435 views 0 reactions	Last Post by Ecosse2253 07-26-2013, 08:01 AM
PSU shuts off or makes weird sound and won't boot by Pentium4 Started by Pentium4, 05-28-2013, 11:10 PM	15 responses 3,428 views 0 reactions	Last Post by Pentium4 07-25-2013, 09:22 PM
Help with PSU design - 2Kw unisolated Buck by Vectrix150V Started by Vectrix150V, 07-01-2013, 11:47 PM	22 responses 8,333 views 0 reactions	Last Post by Th3_uN1Qu3 07-25-2013, 05:47 PM
Ups es500 back-up plus no power by lorins_core Started by lorins_core, 07-24-2013, 12:06 AM	5 responses 3,058 views 0 reactions	Last Post by midibob 07-24-2013, 09:01 AM
Transformer identification by midibob Started by midibob, 07-15-2013, 12:58 PM	8 responses 4,437 views 0 reactions	Last Post by midibob 07-24-2013, 03:36 AM
Laptop power adapter repair. by JonathanAnon Started by JonathanAnon, 07-20-2013, 07:56 AM	16 responses 11,008 views 0 reactions	Last Post by ben7 07-23-2013, 06:20 AM
Elna caps for power supplies? by bobbyrae Started by bobbyrae, 06-10-2013, 07:56 AM	28 responses 11,810 views 0 reactions	Last Post by bobbyrae 07-22-2013, 05:14 AM
Why do some PSUs squeal / buzz / whine? by nox Started by nox, 07-19-2013, 11:06 PM	10 responses 5,895 views 0 reactions	Last Post by RJARRRPCGP 07-21-2013, 08:35 AM

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