OSA ELECTRONICS ULPS1225A Power Adapter Ultra Low Noise 2x9V 2.5A

OSA ELECTRONICS ULPS1225A Power Adapter Ultra Low Noise 2x5V 3.5A New
The ULPS1225A from OSA Electronics is a high-performance audiophile AC adapter. It incorporates an EMI filter to attenuate EMI interference to provide a clean electrical signal. The output stage delivers ultra-low voltage ripple and dropout.

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220,83 €tax excl.

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OSA Electronics ULPS1225A

Power Adapter Ultra Low Noise 2x9V 2.5A

OSA Electronics ULPS1225A Alimentation Adaptateur Secteur Ultra Faible Bruit 2x5V 3.5A

The ULPS1225A from OSA Electronics is a high-performance audiophile AC adapter. It incorporates an EMI filter to attenuate EMI interference to provide a clean electrical signal. The output stage delivers ultra-low voltage ripple and dropout.

This model delivers a voltage of 2x9V and a current of 2x ~1.2-1.4A.

Points clés :

  • Ultra low noise / ripple
  • Talema Audio Grade High Efficiency Toroidal Transformer
  • Ultra-fast MUR860 diodes
  • Dual +/- output (can be combined in series or parallel)
  • Ultra low dropout
  • Slow Charge / Discharge (to avoid "pops")
  • Inrush current limitating
  • 115/230VAC switchable input voltage
  • RC and LC input. Filtered output
  • High-end components (Murata, Bourns, TI, Nichicon...)
  • Power supply designed and assembled by hand in Barcelona (Spain)
OSA Electronics ULPS1225A Alimentation Adaptateur Secteur Ultra Faible Bruit 2x5V 3.5A


Input EMI filtering

OSA Electronics ULPS1225A Alimentation Adaptateur Secteur Ultra Faible Bruit 2x5V 3.5A


Ultra-fast diodes MUR860

OSA Electronics ULPS1225A Alimentation Adaptateur Secteur Ultra Faible Bruit 2x5V 3.5A


Excellent thermal performance

Technical characteristics

Specifications
Product typePower adapter
Input voltage115/230VAC 50/60Hz
Output voltage2x9V DC
Output current2x ~1.2-1.4A
Noise RMS (10Hz à 10kHz)≤ 0.00018Vrms
Noise PP (10Hz à 100kHz)≤ 0.0005Vpp
PSRR @ 1MHz75dB
TransformerAudio Grade, Shielded, 25VA
Main filterHigh Performance dual stage filter
Input filtering capacitors12x 1800µF Ultra low ESR
Output filtering capacitors6x 2700µF Ultra low ESR
General
Housing materialAluminum
ColorSilver
Dimensions270 x 115 x 60mm
Weight1.5kg
 
Data sheet
ColorSilver
Output voltage (V)2x9
Output current (A)2.5
 
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OSA ELECTRONICS ULPS1225A Power Adapter Ultra Low Noise 2x9V 2.5A
The ULPS1225A from OSA Electronics is a high-performance audiophile AC adapter. It incorporates an EMI filter to attenuate EMI interference to...

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