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Custom power supplies for telecoms and military applications

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TELECOMS, DATACOMS & INDUSTRIAL CUSTOM PSUs

VISIONPOWER's custom PSUs are used in a variety of Telecoms, Datacoms and Industrial applications, including Short Haul Optics, Terminal Equipment, Amplifiers, Transponders with transmission speeds up to 40Gbit/s, Telecoms Ring Generators, and Advanced Telecoms Computing Architecture (ATCA).

Applications include Centralised DC Power, for switch-sites, base-stations, control rooms and roadside cabinets.

VISIONPOWER is an ISO9001 registered company with procedures fully approved for verifying compliance with all aspects of Telecoms and Industrial requirements. Our products meet the requirements of the appropriate specifications including EN300386, EN300132, EN55022, EN61000, BTNR2511, ANSIC62.41, and the safety requirements of EN60950, IEC950, and UL60950.

Product range

VISIONPOWER can offer both modular and fully custom (discrete) design solutions. VISIONPOWER's Telecoms, Datacoms & Industrial products cover a wide range of styles and features. The examples below feature a small selection of our solutions:

Telecoms, Datacoms and Industrial Solutions:

Multi-Output DC/DC PSUs (datasheets)

Input
48Vdc nominal - range -36 to -72Vdc
Outputs
+1V2, +1V8, +2V5, +3V3, +5V, -5V2, +/-15Vdc.
Features
Multi-output - up to 200W total power output
Hot Pluggable, Dual Redundant Input with Reverse Polarity Protection and Inrush Current Limiting
Digital Output Sequencing and programmable start-up delays
High Efficiency, Low Standby Power
Fully Compliant with ETSI EMC Requirements
High reliability with MTBF exceeding 1.5 Million Hours
High Density wireless construction
Low Mass, Low Profile Design
Meets full Telecoms specifications

Advanced TCA PSUs (datasheets)

Input
Dual redundant 48Vdc Input
Outputs
Available with 1V5 to 12V Intermediate Bus Supply, 3V3 IPMI Supply, 5V Blue LED Supply
Features
VISIONPOWER Standard Product - Configurable Output and fully compliant with Advanced TCA requirements
200W Output Power
8.4ms Hold-up
3V3 Isolated IPMI Supply
5V Blue LED Supply
Active Inrush Current Protection
Input current, voltage, temperature and fuse monitoring
Integral Output Distribution with independent fuse monitoring and protection
Output voltage monitor
PSU sequencing
Programmable via I²C bus
High Efficiency, Small Footprint
Regulatory Compliance

19" Rack PSUs - AC/DC

Input
Universal AC Input - range 85V - 300Vac, 50Hz nominal
Outputs
24V@100A, 48V@60A, 5V@30A, +/-15V Versions available with adjustable output range
Features
Hot Pluggable Input & Output
1U, 3U, & 6U 19" Mechanical Formats - Fan or Natural Convection Cooled
For use in Dual Redundant and N+1 Redundant Systems
High Efficiency up to 92%
Active Power Factor Correction and Input Harmonic Attenuation, Total Harmonic Attenuation (THD less than 5%)
Up to 10ms Hold-up
Full Built in Test (BITE) and Power Management
High reliability, High Density wireless construction
EMC - Emissions: EN55022 Class B, EN61000-3.2/3.3, EN61000-6.3/6.4
Safety - EN60950, IEC950, UL60950

Rack Mount DC/DC PSUs (datasheets)

Input
48Vdc nominal range -36 to -72Vdc
Outputs
+5V @ 30A, +15V @ 10A, -15V @ 10A modular solution fully customisable - other voltages/currents available on request.
Features
Dual Redundant with N+1 paralleling
Enable & BITE Output Signals
Available in various mechanical formats
Connections via standard DIN41612 Connectors
Meet full Telecoms specifications

Telecoms Ring Generator DC/AC PSUs (datasheets)

Input
48Vdc nominal - standard Telecoms Input
Output
86Vrms nominal Sine Wave Ring Output
Features
Capable of Driving a 15 REN Load at 93Vrms
Output voltage 75Vrms or 86Vrms as standard - selectable via Logic-level input
Other output voltages available as factory option
Ring amplitude independent of load
Inherent 4 quadrant operation (no mode switching) ensuring virtually no crossover distortion and low THD (<5%) Sine wave output
4 logic selectable ring frequencies (162/3, 20, 25, 50Hz)
Ringing relay sync signal with adjustable lead time
Output overload protection
Logic-level fault indicator
Logic-level enable control
Floating output - output may be referenced to Vin+, Vin- or another external DC output offset
Very low voice band noise

Custom Requirement

If you have a requirement in mind, or just need advice, and would like a solution please contact us and we will be happy to provide a technical proposal and quotation.

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Modular Solution Provider

In addition to providing discrete Power Supply design solutions, VISIONPOWER also offer a wide range of modular based solutions. As a Vicor-authorised VAR, VISIONPOWER design and build custom power supplies using Vicor power components. VISIONPOWER offer the advantages of modular-based power solutions - including rapid, flexible, economical, and reliable design - to our customers looking for a complete custom power supply solution in the shortest timeframe.

Custom power supply units

VISIONPOWER designs and builds custom power supplies to your specification.


VISIONPOWER quality systems are registered to ISO 9001 for the design, development and supply of high reliability electronic power supplies.

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