Description
The ULPS3025MD is an Ultra Low Noise High Performance Linear Power Supply. It includes input EMI Filter, attenuating all types of interferences from other devices attached to the line. Output stage performs a ultra low noise ripple and dropout voltage.
It’s a good choice for those applications that need ultra low noise, very low leakage current, high stability and high precision outputs: like RF, Medical, Instrumentation, Quantum Computing, Optoelectronics, High Precission Data Converters and so on.
For custom output voltages, please contact us.
Key Specifications
– Ultra low noise output Ripple and high PSRR
– Low noise Medical Grade very low-leakage current Toroidal Transformer
– MUR860 Ultrafast Diodes
– Dual +/- Outputs with isolated ground (Can be combined in Series or Paralel)
– Ultra low dropout voltage and high stability output
– Very low leakage current (Earth ≤10µA, Patient ≤25µA)
– Slow Output Charge/Discharge
– Inrush current limiting
– 100/120/220/240V VAC Input selectable
– RC and LC Input and Output Filtering
– 12-Turn Trimmer for output fine adjust (+/- 0.25V)
– Posibility of external voltage control (Pot/Trimmer) and external Power Good LED
– Top Brands Components (Murata, Bourns, TI, Nichicon,…)
– Designed and hand assembled in the beautiful Barcelona, Spain
We use original parts only and from top brands on our products. Stay away from devices using fake parts and help us to win the battle against counterfeit semiconductors products.
Models
3V3 Model
Output Voltage | 3V3 (+/- 0.25V Fine Adjust) |
Output Current | ~2A x 2 |
RMS Noise (10Hz to 10kHz) | ≤ 0.0000004 VRMS (0.4 μVRMS) |
PP Noise (10Hz to 100kHz) | ≤ 0.000005 Vpp (0.005 mVpp) |
PSRR at 1MHz | 80dB |
Mains Voltage | 100/120/220/240 VAC 50/60 Hz |
Transformer | 25VA Medical Grade Shielded Toroidal Transformer |
Mains Filter | High performance dual stage filter |
Input Filter Capacitors | 8 x 1500 μF Ultra Low ESR Aluminium / Long Life |
Output Filter Capacitors | 6 x 270 μF Ultra Low ESR Polymer / Long Life |
Connections | 16 AWG Terminal Block Connectors |
5V Model
Output Voltage | 5V (+/- 0.25V Fine Adjust) |
Output Current | ~1.6A x 2 |
RMS Noise (10Hz to 10kHz) | ≤ 0.0000004 VRMS (0.4 μVRMS) |
PP Noise (10Hz to 100kHz) | ≤ 0.000005 Vpp (0.005 mVpp) |
PSRR at 1MHz | 80dB |
Mains Voltage | 100/120/220/240 VAC 50/60 Hz |
Transformer | 25VA Medical Grade Shielded Toroidal Transformer |
Mains Filter | High performance dual stage filter |
Input Filter Capacitors | 8 x 1500 μF Ultra Low ESR Aluminium / Long Life |
Output Filter Capacitors | 6 x 270 μF Ultra Low ESR Polymer / Long Life |
Connections | 16 AWG Terminal Block Connectors |
9V Model
Output Voltage | 9V (+/- 0.25V Fine Adjust) |
Output Current | ~1.2A x 2 |
RMS Noise (10Hz to 10kHz) | ≤ 0.0000004 VRMS (0.4 μVRMS) |
PP Noise (10Hz to 100kHz) | ≤ 0.000005 Vpp (0.005 mVpp) |
PSRR at 1MHz | 80dB |
Mains Voltage | 100/120/220/240 VAC 50/60 Hz |
Transformer | 25VA Medical Grade Shielded Toroidal Transformer |
Mains Filter | High performance dual stage filter |
Input Filter Capacitors | 8 x 1500 μF Ultra Low ESR Aluminium / Long Life |
Output Filter Capacitors | 6 x 270 μF Ultra Low ESR Polymer / Long Life |
Connections | 16 AWG Terminal Block Connectors |
12V Model
Output Voltage | 12V (+/- 0.25V Fine Adjust) |
Output Current | ~1A x 2 |
RMS Noise (10Hz to 10kHz) | ≤ 0.0000004 VRMS (0.4 μVRMS) |
PP Noise (10Hz to 100kHz) | ≤ 0.000005 Vpp (0.005 mVpp) |
PSRR at 1MHz | 80dB |
Mains Voltage | 100/120/220/240 VAC 50/60 Hz |
Transformer | 25VA Medical Grade Shielded Toroidal Transformer |
Mains Filter | High performance dual stage filter |
Input Filter Capacitors | 8 x 1500 μF Ultra Low ESR Aluminium / Long Life |
Output Filter Capacitors | 6 x 270 μF Ultra Low ESR Polymer / Long Life |
Connections | 16 AWG Terminal Block Connectors |
15V Model
Output Voltage | 15V (+/- 0.25V Fine Adjust) |
Output Current | ~0.8A x 2 |
RMS Noise (10Hz to 10kHz) | ≤ 0.0000004 VRMS (0.4 μVRMS) |
PP Noise (10Hz to 100kHz) | ≤ 0.000005 Vpp (0.005 mVpp) |
PSRR at 1MHz | 80dB |
Mains Voltage | 100/120/220/240 VAC 50/60 Hz |
Transformer | 25VA Medical Grade Shielded Toroidal Transformer |
Mains Filter | High performance dual stage filter |
Input Filter Capacitors | 8 x 1500 μF Ultra Low ESR Aluminium / Long Life |
Output Filter Capacitors | 6 x 270 μF Ultra Low ESR Polymer / Long Life |
Connections | 16 AWG Terminal Block Connectors |
Additional information
Weight | 0.850 kg |
Dimensions | 230 x 85 x 40 mm |
*NOTE: Check Documentation tab for drawings, guides and more.
**NOTE: For custom output voltages, please contact us.
Alexandre –
I am highly impressed with this power supply