Description
The ULPS2250BI 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. The main difference between ULPS2250B and ULPS2250BI is the diode bridge rectifier section, which has been replace by an Ideal Bridge Rectifier using MOSFET Technology, which increases the performance and reducess the heat loss.
It’s a good choice for those applications that need ultra low noise and high precision outputs like Audio, RF, Medical, Instrumentation, Quantum Computing, Optoelectronics, High Precission Data Converters and so on.
ULPS2250BI is also available with Aluminum case and accesories. Check it out here.
Key Specifications
– Ultra Low Noise Output Ripple
– Low Noise low-leakage Toroidal Transformer
– Ideal Diode Bridge Rectifier using GaN Technology
– Dual +/- Outputs (Can be combined in Series or Paralel)
– Ultra low dropout voltage
– Slow Output Charge/Discharge (Avoiding “pops”)
– Inrush current limiting
– 115/230V Selectable
– RC and LC Input and Output Filtering
– Top Brands Components (Murata, Bourns, TI, Nichicon,…)
– Designed and hand assembled in the beautiful Barcelona, Spain
We only use original parts and from top brands on our products. Stay away from products using fake parts and help us to win the battle against counterfeit semiconductors products.
Models
1.8V Model
Output Voltage | 1.8V (+/- 1V Fine Adjust) |
Output Current | ~3.5A 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 | 115/230 VAC 50/60 Hz |
Transformer | 50VA Toroidal Shielded |
Mains Filter | High performance dual stage filter |
Input Filter Capacitors | 8 x 3300 μF Ultra Low ESR Aluminium / Long Life |
Output Filter Capacitors | 6 x 150 μF Ultra Low ESR Polymer / Long Life |
Connections | 16 AWG Terminal Block Connectors |
3.3V Model
Output Voltage | 3.3V (+/- 1V Fine Adjust) |
Output Current | ~3.5A 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 | 115/230 VAC 50/60 Hz |
Transformer | 50VA Toroidal Shielded |
Mains Filter | High performance dual stage filter |
Input Filter Capacitors | 8 x 3300 μF Ultra Low ESR Aluminium / Long Life |
Output Filter Capacitors | 6 x 150 μF Ultra Low ESR Polymer / Long Life |
Connections | 16 AWG Terminal Block Connectors |
5V Model
Output Voltage | 5V (+/- 1V Fine Adjust) |
Output Current | ~3.0A 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 | 115/230 VAC 50/60 Hz |
Transformer | 50VA Toroidal Shielded |
Mains Filter | High performance dual stage filter |
Input Filter Capacitors | 8 x 3300 μF Ultra Low ESR Aluminium / Long Life |
Output Filter Capacitors | 6 x 150 μF Ultra Low ESR Polymer / Long Life |
Connections | 16 AWG Terminal Block Connectors |
9V Model
Output Voltage | 9V (+/- 1V Fine Adjust) |
Output Current | ~2.5A 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 | 115/230 VAC 50/60 Hz |
Transformer | 50VA Toroidal Shielded |
Mains Filter | High performance dual stage filter |
Input Filter Capacitors | 8 x 3300 μF Ultra Low ESR Aluminium / Long Life |
Output Filter Capacitors | 6 x 150 μF Ultra Low ESR Polymer / Long Life |
Connections | 16 AWG Terminal Block Connectors |
12V Model
Output Voltage | 12V (+/- 1V 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 | 115/230 VAC 50/60 Hz |
Transformer | 50VA Toroidal Shielded |
Mains Filter | High performance dual stage filter |
Input Filter Capacitors | 8 x 3300 μF Ultra Low ESR Aluminium / Long Life |
Output Filter Capacitors | 6 x 150 μF Ultra Low ESR Polymer / Long Life |
Connections | 16 AWG Terminal Block Connectors |
15V Model
Output Voltage | 15V (+/- 1V 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 | 115/230 VAC 50/60 Hz |
Transformer | 50VA Toroidal Shielded |
Mains Filter | High performance dual stage filter |
Input Filter Capacitors | 8 x 3300 μF Ultra Low ESR Aluminium / Long Life |
Output Filter Capacitors | 6 x 150 μF Ultra Low ESR Polymer / Long Life |
Connections | 16 AWG Terminal Block Connectors |
Additional information
Weight | 1.000 kg | |
Dimensions |
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*NOTE: Check Documentation tab for drawings, guides and more.
**NOTE: For custom output voltages, please contact us. (Max. 15V each output for this model)
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