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1 Ch 2100 V / 100 µA High Efficiency HV Power Supply Box

A7501B

Home Power SupplyStand Alone Power SupplySingle Channel High Reliability, High Voltage Power Supply Boxes A7501B

A7501B is a solution designed for operating in challenging environmental conditions and high thermal excursions. It relies on the high efficiency PCB High Voltage power supply A7501 embedded in a custom carrier.

In order to assure its functionality for long working periods under severe environmental conditions, several dedicated technical and electrical precautions have been implemented such as stress relief techniques on cabling and soldering points, electrical redundancies, PCB layout design, and use of specific materials to minimize the thermal expansion on PCB and housing mechanics.

These features make A7501B boxes ideal for Large Area experiments where the possibility of a prompt maintenance intervention is reduced.

Safety features include:

  • Overcurrent detection: if the channel attempts to draw a current larger than Iset, the output voltage is automatically adjusted to keep the current below Iset limit. Under this condition, the channel behaves as a current generator.
  • Protected against short circuits, sparks and humidity.

Features

  • Based on A7501 PCB mount HV DC-DC converter
  • Temperature working range: -10°C ÷ 70°C
  • Designed for long working life in harsh environment

    • Architectural materials chosen to minimize issues due to thermal expansion
    • Layout optimized for the worst foreseen environmental condition
    • Redundancy of internal connections
    • Connection and cabling with stress relief on solder points
    • Stress absorption with silicon resin
    • Several solutions from Aerospace electronics design

  • Assembly optimized for easy maintenance operation

Ordering Options

Code Description
WA7501NBXAAA

A7501NB -2.1kV 100µA HV Power Supply Module BOXED

 

(In production)

RoHS
WA7501PBXAAA

A7501PB +2.1kV 100µA HV Power Supply Module BOXED

 

(In production)

RoHS
Data Sheet Manual Download Compare

A7501B: Data Sheets

Name
Revision
Format
File Size
Last Update
A7501B - Single Channel High Reliability, High Voltage Power Supply Box
2
pdf
1.05 Mb
21/05/2025

A7501B: Manuals

Name
Revision
Format
File Size
Last Update
A7501 2100V/100uA High Efficiency HV Power Supply
7
pdf
1.31 Mb
28/03/2024

A7501B: Download

Articles

Name
Revision
Format
File Size
Last Update
AR8965 - Validation of high voltage power supplies for the 1-inch photomultipliers of AugerPrime, the Pierre Auger Observatory upgrade
3
pdf
5.22 Mb
25/05/2022

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