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PSB Series

Ultra high efficiency up to 96%,
Extremely wide input range to 144V
-40°C to +71°C operation
No derating - Continuous short circuit protection
Fully controllable outputs - 0 to 108%

 

 
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Part Number Input Range (VDC) Vout (VDC) Iout (A) Eff Typ %
PSB5A4-7iR 15V - 144V 5.1V 5A 80
PSB5A6-7iR 8.0V - 80.0V 5.1V 6A 81
PSB5A7-7iR 7.0V - 40.0V 5.1V 7A 84
PSB5A8-2 7.0V - 40V 5.1V 8A 81
PSB123-7iR 18V - 144V 12V  4A 89
PSB125-7iR 15V - 80V 12V  5A 90
PSB126-2 15V - 40V 12V 6A 90
PSB153-7iR 22V - 144V 15V 4A 90
PSB155-7iR 19V - 80V 15V 5A 92
PSB156-2 19V - 40V 15V 6A 92
PSB243-7iR 31V - 144V 24V 4A 94
PSB245-7iR 29V - 80V 24V  5A 95
PSB246-2 29V - 60V 24V  6A 95
PSB363-7iR 44V - 144V 36V 4A 95
PSB365-7iR 42V - 80V 36V 5A 94
PSB483-7iR 58V - 144V 48V  3A 96

PSB series positive switching regulators utilize a robust, non-isolated topology that provides high power-conversion efficiencies across a wide range of operating conditions. These products feature conformally-coated PCB assemblies and are ideal power sources for a broad array of rugged and industrial environment applications.

Additional features include:
- High levels of power-conversion efficiency remain virtually constant over the entire input-voltage range.
- Wide output adjustment ranges, high reliability, low output ripple, no minimum load operation, and excellend dynamic response.
- PSBs can be optimized for specific applications through wide-range output voltage adjustments and a variety of readily available options and accessories.
- Products with input voltages up to 144V are specially designed for secondary switched and battery-driven mobile applications.
- No power derating over the entire operating temperature range; -40 to 71°C extended-temperature-range options

PSB series switching regulators are ideal converters for harsh environments, or applications where high reliability and efficiency are essential.  Typical applications include railways, military, industrial, telecoms as well as more general transportation applications. 

Conformal coating on all PCBs make the PSB series converters suitable for applications all over the world, from extreme cold to very high humidities, the PSB series will offer long term reliable solutions.

PSB sereis converters are suitable for EN50155 and EN50121 railway applications where input to output isolation is not required, such as lighting, wiper control and door interlocks.  Further information is available on request.   

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