015-0073-00: Difference between revisions

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The'''Tektronix 015-0073-00''' is an accessory power supply providing +12.5 V and -12.5 V at 150 mA each.
The '''Tektronix 015-0073-00''' is an accessory power supply providing +12.5 V and -12.5 V at 150 mA each.
It is intended for probes, e.g. the [[P6045]].
It is intended for probes, e.g. the [[P6045]].


The 015-0073-00 uses a mains frequency (non-SMPS) transformer, with separate secondaries  
The 015-0073-00 uses a mains frequency (non-SMPS) transformer, with separate secondaries for the +12.5 V supply and the -12.5 V supply.
for the +12.V supply and the -12.5V supply.
 
Both supplies are regulated independently with zener diodes.
Both supplies are regulated independently with zener diodes.
The regulators use [[MPS6521]] NPN bipolar transistors as error amplifiers.
The regulators use [[MPS6521]] NPN bipolar transistors as error amplifiers.
The regulator output is a Darlington pair  
The regulator output is a Darlington pair formed by a [[MPS6515]] and a [[RCA40250]].
formed by a [[MPS6515]] and a [[RCA40250]].


* http://www.davmar.org/pdf/Tek015-0073-00.pdf
* http://www.davmar.org/pdf/Tek015-0073-00.pdf

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