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Thread View: sci.electronics
1 messages
1 total messages Started by John Mayer Sun, 23 Feb 1997 00:00
In need of power supplies, specs are in this article
#22674
Author: John Mayer
Date: Sun, 23 Feb 1997 00:00
66 lines
2866 bytes

Hi folks -

I am in need of a minimum of 10 switching power supplies (original 
model number: NFS110-7601) with the following electrical and 
physical specifications.

Electrical:

Universal AC input
Overvoltage protection
Short circuit protection with auto-restart
UL, CSA approved
UL544 approved
IEC 601 approved
                                                
Output      Output Currents                     Ripple      Total
Voltage     Max(4)      Max(5)      Peak(6)     P-P(7)      Regulation

+5.1 V      8 A         10 A        20 A        50 mV       +/- 2%
+12 V       4.5 A       5 A         9 A         120 mV      +/- 3%
-12 V       0.5 A       1 A         1.5 A       120 mV      +/- 3%
-5 V        0.5 A       1 A         1.5 A       50 mV       +/- 3%

Notes:
(4) Natural convection cooled, 80 W maximum.
(5) Forced air, 20 CFM at 1 atmosphere, 110 W maximum.
(6) Peak output current lasting less than 60 seconds with duty cycle 
less than 10%.  Total peak power not to exceed 110 W.
(7) 50 MHz bandwidth, peak to peak, measured differentially.

= = = = = 

Mechanical:

Physical size is an important factor for this application.  Maximum 
allowable dimensions are 10 x 5 x 2.5 inches.  

= = = = =

Warranty:

Required, but length negotiable based upon price.

= = = = =

Okay, that's it.  If anybody out there is in the power supply 
business and has a product meeting these specifications, please 
respond by email to:

al119@lafn.org
(John Mayer)

and perhaps we can work out a deal.

Thanks for your time.

Regards,
John Mayer

-- 
"It is good to love the unknown." -- Charles Lamb
"I am a part of all that I have met." -- Alfred Tennyson
"The world is a wheel, and it will all come round right." -- B. Disraeli
"They'll hate you if you're clever, and they despise a fool." -- J. Lennon
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