Electronics Forum | Sat Dec 29 01:28:48 EST 2018 | emmamillathompson
We are using a smps for our comm pcb , a relay and a current sensor, which uses 4.2v, 12v and 5v respectively. We are controling one phase of a three phase 5hp water motor. Also smps circuit and relay output are in parallel so output load doesnt effe
Electronics Forum | Tue Aug 04 23:23:01 EDT 2009 | gopang
I have problem with my Panadac 770, the problem no out Put 5v, i was check : 1). Change SMPS in panadac 2). Change terminal cad 3). Change Transistor 2SC2200 4). Change transistor 2SD867 Please conform to me if have solutions and some body have wir
Electronics Forum | Mon Nov 22 08:30:53 EST 2021 | zxcvb
Hello there! In one SMPS, I noticed a blown resistor with the following color code: yellow (4) Violet(7) Gold(?) Gold Black. I'm not sure what the value is. The dimensions of the resistor are those of a conventional MF0207 metal film resistor. I assu
Electronics Forum | Fri Oct 28 04:56:12 EDT 2016 | lilybell
I read a few posts here about resistor in led applications. The thing is, the resistor has clarified as this shows:was always use with a power source delivering a higher forward voltage than the led could tolerate(ex: a 9volt battery hook up to a 3w
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