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Search took 0.08 seconds. Search: Posts Made By: Travis
Forum: PC Power Supply Discussion 1 Week Ago
Replies: 26
Views: 732
Posted By Travis
No. Seasonic did not use a cheap fan. San Ace...

No. Seasonic did not use a cheap fan. San Ace 9S1212 is one of the few top-tier choices for silent cooling. However a quality FDB fan inside CM's “budget” gold unit looks like a steal.

The...
Forum: PC Power Supply Discussion 4 Weeks Ago
Replies: 4
Views: 287
Posted By Travis
You don't have to desolder every single chip....

You don't have to desolder every single chip. It's a waste of time.
Forum: PC Power Supply Discussion 03-29-2013
Replies: 25
Views: 1,711
Posted By Travis
No, I think you meant Huntkey, but Huntkey is...

No, I think you meant Huntkey, but Huntkey is much bigger than XHY.
Forum: PC Power Supply Discussion 03-19-2013
Replies: 12
Views: 443
Posted By Travis
That's not necessary.

That's not necessary.
Forum: PC Power Supply Discussion 03-19-2013
Replies: 12
Views: 443
Posted By Travis
There's one choke in the output pi filter which...

There's one choke in the output pi filter which can be used in over-current detection. However, that means the supervisor circuit should have an additional input for current monitoring and you can...
Forum: PC Power Supply Discussion 03-11-2013
Replies: 9
Views: 616
Posted By Travis
Delta uses APFC+LLC topology in large adapters.

Delta uses APFC+LLC topology in large adapters.
Forum: PC Power Supply Discussion 03-10-2013
Replies: 9
Views: 616
Posted By Travis
Since it uses a 19V adapter, the output quality...

Since it uses a 19V adapter, the output quality doesn't really matter.
Forum: PC Power Supply Discussion 02-27-2013
Replies: 63
Views: 1,993
Posted By Travis
Who's that reviewer? Not so many reviewers out...

Who's that reviewer? Not so many reviewers out there knows "hold-up time".
Forum: PC Power Supply Discussion 02-27-2013
Replies: 148
Views: 27,388
Posted By Travis
Which models are built by Hipro (Chicony)?

Which models are built by Hipro (Chicony)?
Forum: PC Power Supply Discussion 02-23-2013
Replies: 4
Views: 546
Posted By Travis
Standby circuits are mostly the same flyback or...

Standby circuits are mostly the same flyback or QR-flyback converter, so one design can borrow this part from another, unless higher output or higher efficiency is required.
Forum: PC Power Supply Discussion 02-19-2013
Replies: 5
Views: 330
Posted By Travis
Both are required.

Both are required.
Forum: PC Power Supply Discussion 02-10-2013
Replies: 7
Views: 546
Posted By Travis
I think he means the bottom/solder side of the...

I think he means the bottom/solder side of the PCB.
Forum: PC Power Supply Discussion 02-07-2013
Replies: 3
Views: 467
Posted By Travis
It's incredible. Half-bridge power supplies with...

It's incredible. Half-bridge power supplies with similar components can only hold 350W safely.
Forum: PC Power Supply Discussion 02-01-2013
Replies: 10
Views: 575
Posted By Travis
Without APFC pre-regulator this is as much as you...

Without APFC pre-regulator this is as much as you can get with a pair of 13009's.
Forum: PC Power Supply Discussion 01-29-2013
Replies: 17
Views: 464
Posted By Travis
G-450 uses the same design as G-550's.

G-450 uses the same design as G-550's.
Forum: PC Power Supply Discussion 01-12-2013
Replies: 12
Views: 443
Posted By Travis
To make an OCP circuit you should have a...

To make an OCP circuit you should have a component to measure the current in the given path. The component could be a shunt resistor, an inductor with a known DCR or even the copper trace itself (in...
Forum: PC Power Supply Discussion 01-11-2013
Replies: 11
Views: 888
Posted By Travis
OTP monitors the temperature of a certain spot...

OTP monitors the temperature of a certain spot (the hottest spot) in the power supply and force the PSU to shut down once the temperature exceeds the protection limit. Most cheap power supplies don't...
Forum: PC Power Supply Discussion 01-11-2013
Replies: 25
Views: 1,351
Posted By Travis
With 2 wires you can't drive a fan in PWM mode....

With 2 wires you can't drive a fan in PWM mode. It will not run assmoothly as a normal fan with a PWM signal input.
Forum: PC Power Supply Discussion 01-10-2013
Replies: 30
Views: 896
Posted By Travis
Differential probe has a much higher CMRR in high...

Differential probe has a much higher CMRR in high frequency region so less noise is picked up.
Forum: PC Power Supply Discussion 01-08-2013
Replies: 44
Views: 2,551
Posted By Travis
Who said it's 1200W?

Who said it's 1200W?
Forum: PC Power Supply Discussion 12-25-2012
Replies: 10
Views: 580
Posted By Travis
The 500W model of this platform has decent...

The 500W model of this platform has decent performance and efficiency over 80% under 220V input. However user feedback on B2C sites showed that failure rate was probably high.
Forum: PC Power Supply Discussion 12-20-2012
Replies: 7
Views: 486
Posted By Travis
Is crmaris testing fan speed in hot box this time?

Is crmaris testing fan speed in hot box this time?
Forum: PC Power Supply Discussion 12-17-2012
Replies: 18
Views: 864
Posted By Travis
You actually need a dual-PSU setup or a...

You actually need a dual-PSU setup or a custom-designed PSU made for this application if you're not willing to change the system configuration (boot seq and so on). No VRM in a single PSU is designed...
Forum: PC Power Supply Discussion 12-14-2012
Replies: 24
Views: 1,056
Posted By Travis
Buck converters put ripple current on input caps....

Buck converters put ripple current on input caps. Multi-phase buck converters with interleaved phases can have some ripple cancelling effect.
Forum: PC Power Supply Discussion 12-14-2012
Replies: 23
Views: 873
Posted By Travis
I think that protection is too tight. A...

I think that protection is too tight. A full-range PSU should accommodate 90-264V.
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