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BEL POWER SOLUTIONS PSR539G Positive Switching Regulator

The BEL POWER SOLUTIONS PSA/PSR Series positive switching regulators are designed to provide efficient and reliable power for electronic systems where input-to-output isolation is not required. These regulators offer a high level of efficiency, excellent dynamic response, and low output ripple. Models are suitable for railway applications according to EN 50155 and EN 50121, and the case design allows for operation up to 71 °C. The PSR53-9G model, in particular, is designed for wall or chassis mounting and offers a versatile solution for a wide range of industrial applications. It is continuously no-load and short-circuit proof and features a protective lacquer coating on the board.

Authorized Distributors
Source:Newark
Part No:PSR53-9G
Stock:7
Inv Date:06-22-2026
Price: Unit price: $514.79
Buy/RFQ:
Source:DigiKey
Part No:PSR53-9G
Stock:56
Inv Date:06-22-2026
Price: Unit price: $403.04
Buy/RFQ:
Part No:PSR53-9G
Stock:31
Inv Date:06-23-2026
Price: Unit price: $395.42
Buy/RFQ:
Part No:PSR53-9G
Stock:0
Inv Date:06-22-2026
Price: Unit price: $499.8
Buy/RFQ:
Part No:PSR53-9G
Stock:25
Inv Date:06-22-2026
Price: Unit price: $389.75
Buy/RFQ:
Part No:PSR53-9G
Stock:25
Inv Date:06-22-2026
Price: Unit price: $389.75
Buy/RFQ:

BEL POWER SOLUTIONS PSR539G Positive Switching Regulator Specifications:

  • Output Voltage: 5 to 48 VDC
  • Output Current: Up to 5 A
  • Input Voltage Range: 8 - 80 VDC
  • Nominal Input Voltage: 40 VDC
  • Efficiency: Up to 95%
  • Input Undervoltage Lockout: Yes
  • Output Voltage Adjustment: Yes
  • Inhibit Function: Yes
  • RoHS Compliant: Yes
  • Operating Temperature Range: -40 to 71 °C
  • Safety Approvals: IEC/EN 62368-1, CSA 60950-1

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Frequently Asked Questions

Where can I buy BEL POWER SOLUTIONS PSR539G?

You can click on the BUY or RFQ button to purchase PSR539G from an authorized BEL POWER SOLUTIONS distributor.

How do I troubleshoot issues or seek technical support for part PSR539G?

You can download the PSR539G datasheet or visit the BEL POWER SOLUTIONS website for support.

Who is the manufacturer of PSR539G?

BEL POWER SOLUTIONS

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