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  1. Check my PSU design and LTspice sim
  2. H-BRIDGE , HIGH SIDE direct coupled PNP-NPN transistor driver
  3. transformer for SMPS
  4. Wiring a Step Down Transformer for Isolation
  5. 14vdc to 200vdc
  6. Unloaded LM317/337 behaviour
  7. harmer+simmons sm600
  8. Protecting a power switch from arcs
  9. filterless Peltier PWM
  10. transformer wiring
  11. transformer question (dual secs same as centre tap)
  12. rectifier diode in series with AC heating element to save energy?
  13. Exploding 7915
  14. mains regeneration
  15. A Few PSU Questions???
  16. Delay matching in IR2xxx low and high side gate drivers
  17. Browns book errors
  18. Fluke 407D Power Supply
  19. Continous Mode High Side Switch
  20. Toroidal specifications Ac Ae
  21. Floating ground power supply
  22. Magnetic shielding
  23. buck regulator
  24. High And Low Side Phototransistor Opto Mosfet Driver
  25. Question about autotransformer ( 230V to 115V )
  26. SG3525 for driving ferrite itself?
  27. power trannie
  28. High(er)-voltage, low noise v-reg?
  29. PFC question
  30. Power Supply Design
  31. LM317/LM337 accuracy
  32. PA amplifier design
  33. Dedicated PSU for DEQ/DCX2496
  34. DC/DC 12V-15V inducterless Transformer Circuit needed
  35. 12V push pull PSU. Need help.
  36. 1000w out offline flyback
  37. Supply for dual mono pre-amp
  38. Low ESR caps in SMPS
  39. Class AB Power Supply Design
  40. Linear PS help
  41. Help a dummy, save a life. PSU recycling...
  42. How can I resolve this problem ?
  43. Cases of spoiled LM338?
  44. Power Transformer for MF NuVista CD Player
  45. Image/Photo
  46. Are electrolytics evil?
  47. transformerless PSU with regulators
  48. Problems with LM78XX regulators???
  49. lowering caps ESR
  50. AC to DC circuit design
  51. tranformer wiring problem
  52. StepUp dcdc smps (car amp)
  53. Variable Pc PowerSupply (modification)
  54. 3 terminal regulator with 3 terminal shunt reference
  55. Terminals for 12V DC/DC input
  56. Building a PSU for an external firewire soundcard
  57. MOSFET driving with transformer
  58. Jung/ALW reg issues.
  59. Battery PS: Virtual ground or single supply?
  60. Easy PSU question - help me make this 12v DC power supply better.
  61. Power Supply For Pre/ Head Phone & Phantom... (PCB)
  62. What's really going on in that TL431
  63. LM350 Based Variable PSU Problem
  64. Question about PSU in seperate chassis
  65. Drivng a IGBT module
  66. HELP !!! My regulators are oscillating
  67. Question about caps on transformer primary
  68. Battery Vs conventional PSU
  69. what is the percentage of current across Ground ?
  70. LM338 current Regulator allowing modulation
  71. Super shunt regulator: dedicated plans?
  72. Equation for LM317 and LM337 +-15v
  73. Krell preamps voltage regulators
  74. linear pc power supply?
  75. Noob Transformer Question
  76. preamp supply w/ 48v power
  77. Are these caps safe?
  78. Charging batteries with a variable power supply
  79. Charging batteries with a variable power supply
  80. Battery-Powering a Trent TA-10 & a Citypulse DA2.03e
  81. Nuuk's Gainclone buffer PSU
  82. line filter design.
  83. Linear regulator for power amp
  84. Noob Question Re: Transformer
  85. Laptop battery power supply for extended life
  86. Gainclone Power Supply
  87. Switching power supply and preamp.
  88. Dual battery PSU with low voltage changeover
  89. Average-CMC smps, what about this one?
  90. Thoughts on this datasheet PSU ? LH0041
  91. SG3525 problem
  92. 12V DC/DC for amplifier. Current limiting?
  93. DIY Benchtop PSU
  94. 220V Voltage Stabilizer for home theter
  95. SG3525 loop
  96. where to connect + wire for Vout?
  97. What cable for outboard supply ? (pics)
  98. SG3525 for Inverter
  99. Thyristor based power supply for Gailcone
  100. Regulated or NonRegulated PSU.
  101. PCB: LM338 Regulated Snubberized PSU
  102. variable power supply for refrigeration compressor
  103. Selecting coupling cap for half-bridge offline SMPS
  104. PS for phono stage
  105. PSU with Multiple 7805 //
  106. MOSFET retrofit in switching power supply...
  107. 2 secondaries ,2 rectifiers and 2 regs, - rectifier overheats
  108. New to Circut design:help!
  109. How to build a +/- 60VDC high amp power supply
  110. Solid State power amp supply
  111. Building a +/15V +/-8V DAC PS
  112. SMPS for class A amps?
  113. Why MUR860? Why not bridge module?
  114. SG3525 as square wave generator?
  115. Using single CT supply with LM3886
  116. where to buy ferrites
  117. Dc Power For Crossovers
  118. At Pc Power Supply Conversion??.
  119. SG3525 problem
  120. Power supply for LM3886
  121. What are SMPS supplies?(Feeling ignorant)
  122. Can you help me choose capacitors for my amplifier's power supply?
  123. Help: MAX629 DC-DC converter
  124. SMPS questions
  125. transformer VA and supply voltage?
  126. Connect PWM to IR2112 to MOSFET
  127. improvements to this design
  128. soft start needed?
  129. CRC Power Supply design, help me understand it
  130. Power Supply and Pfc Photo Gallery
  131. My SMPS schema
  132. Opamp power supply, super regulator alternatives?
  133. input capacitor ripple current rating for push-pull
  134. Microphone power supply
  135. Need dual swithcing power supply design
  136. a/d data aquistion
  137. How to make current limit for PC supply?
  138. Walsall transformer wiring ???
  139. How to determine ripple voltage?
  140. Are there any way of turning DC to AC
  141. Which diodes for SMPS
  142. SG3525 - Getting started...
  143. LC and RC filter, trying to understand them
  144. output rectifier choice for SMPS
  145. USMPS Update
  146. Can I safely increase capacitance by 47%. Cyrus PSX.
  147. Heat sinks for power supply?
  148. Advice wanted - regulated PSU for Vin 42 V / Vout 25-40 V
  149. Help?
  150. winding technique of current sense transformers
  151. 100%working SMPS whit pcb needed
  152. car smps snubbers
  153. How to get a 15V floating supply
  154. Toroid mounting getting hot ...
  155. Balanced Power Concerns
  156. power conversion US to UK [110v to 240v]
  157. How to deal with gound loops in a safe way?
  158. modyfing a pc switchmode for B+
  159. Simple 110 - 240 VAC to 2 x 30 VDC 50 - 100W SMPS .... where do I start??
  160. Dual Power Supply Design for LM4780
  161. UC3834 PSU design
  162. noisy laptop power supply
  163. Weird PSU problem
  164. Full-Bridge Topology
  165. Hey guys, any opinions on this tube supply?
  166. Opamp replacement for varible PSU
  167. PS for 5.1 Dolby Digital System
  168. Variable SMPS
  169. ripple current calculation?
  170. No out from Klipsch(Indigo Bash) Promedia 4.1 PS
  171. de-tune a SMPS
  172. I need a HV insulator for TO247AC FETs...
  173. 1N914/1N4148 a good rectifier?
  174. Wireless Power Supply
  175. Soft start & Dead time for TL494
  176. Ideal power supply for CDs, DACs etc
  177. Additional RC after C in front of LM317/LM337?
  178. will this average current mode controller work?
  179. Fast charger for car battery(Pb)
  180. RF mains filter box
  181. LabSupply07 - Dual Tracking Circuit
  182. [transconductance] error amplifier section of UC2526
  183. Chipamp-based Regulator?
  184. Car SMPS will it work?
  185. Yet another Opamp based regulator
  186. EI transformer buzzing
  187. Charge controller for 12V battery and wind to fuel inverter
  188. B+ supply filter
  189. 317/337 with current boost
  190. current sensing for high voltage supply
  191. Oregon Electronics D6
  192. over-temperature protection for audio smps
  193. What do you guys think of this SMPSU?
  194. 230 V main power filter
  195. Regulated PSU Quality PCB?
  196. Center-tap to ground?
  197. Active power filter
  198. high freq ETD core transformer winding technique
  199. suitable opto-cuopler for smps feedback
  200. 500W, PFC, isolated, regulated PSU advice
  201. NP caps after 78xx regs ? (+schem)
  202. lm317 LM337 PCB file wanted
  203. http://www.zero-distortion.com
  204. Synchronizing multiple generators -AC of courses
  205. Power Line Conditioner
  206. switching powerstage in LTSpice does not work
  207. Upgrading My SMPS For Audio Use
  208. Gate-source voltage needed to switch a FET
  209. what happens when current mode push-pull goes discontinuous?
  210. LM5030 slope compensation and feedback loop
  211. Need help 220v to +/- 40v smps
  212. how to synchronize LM5030?
  213. how to estimate the load resistance of a circuit
  214. How to create self oscilating SMPS
  215. Very high capacitance before or after regulators ?
  216. 50v smps
  217. diy balanced power unit question
  218. 12v=19v 4,7A dcdc
  219. crc pi filter
  220. +/- bench supply ideas..
  221. need +/-85V 20A Stabilized ! help
  222. 2x16v smps
  223. Isolation Transformer question
  224. Brief Description of Linear vs. SMPS
  225. Noob PSU questions
  226. Built a 250W SMPS, possible to modify?
  227. Upgrade For A 78R05 Rectifier?
  228. voltage
  229. PS for Active Speaker Crossover
  230. Which capacitors to use (linear supply)
  231. Fron battery to preamp, what´s the best way?
  232. SMPS versus Push-Pull?
  233. SMPS-PWM design with bipolar supplies
  234. Side effect mixed caps on psu ??
  235. what use for a boost converter ?
  236. 13.8V 10A Smps = 30 Volt Modification
  237. psu for 5.1 amplifier
  238. Can you recomend me batteries?
  239. Help on halfbridge transformer design
  240. Upgrading SMPS PS In MY DVD Player?
  241. 13.8V 10A Smps [Test ok]
  242. DIY 120V Power Supply
  243. BYOT (Build Your Own Transformer)
  244. High side drive in a full bridge( or Half) converter
  245. Negative shunt regulator > 200 mA
  246. Ideas for a toroid
  247. How to decrease this voltage?
  248. How to lower the secondary voltage of a transformer
  249. 60Hz toroids used in SMPS design
  250. from 120V 50hz to 230v 50hz?

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