Power supplies for power Amplifiers

A Power Amplifier needs a Heavy Duty Power supply to be able to drive the most difficult and demanding loudspeaker system.

PSP04 – Power supply Module ±50V 14A and ±15V 0.5A

PSP02 – Power supply Module ±63V or ±100V max 14A

PSP01 – Power supply Module ±63V or ±100V max 14A

Audio products offers 3 power supply options each for a specific application.

PSP04 offers the best performance for supplying power to chip based amplifiers and has a secondary low voltage output for powering pre-amplifier circuits.

specifications:

Full wave rectifier with dual voltage rail up to 50V 14A per rail.
Additional ±15V 0.5A output.
High ripple current, Low impedance.
4 x TO220 fast rectifier diodes on individual heatsinks.
Faston PCB connectors for easy and rigid connecting of cables.
Dimensions PCB 145mm W x 122mm D

 

Module ±50V and ±15V per rail.
10 x 4.700uF (23.500uF per voltage rail)
Up to 14A continue power output.
Ripple current 14A.
Max transformer voltage 2 x 33VAC (dual winding or center tap).

 

schematic

PSP02 offers plenty of power to drive monoblock amplifiers.

specifications:
High ripple current, Low impedance.
Full wave rectifier with dual voltage rail up to 100V 14A per rail.
4 x TO220 fast rectifier diodes on individual heatsinks.
Faston PCB connectors for easy and rigid connecting of cables.
Dimensions PCB 145mm W x 122mm D

 

2 versions are available;

 

Module 63V per rail.
8 x 10.000uF (40.000μF per voltage rail)
Up to 14A continue power output.
Ripple current 19A.
Max transformer voltage 2 x 42VAC (dual winding or center tap).

 

Module 100V per rail.
8 x 4.700uF (23.500μF per voltage rail)
Up to 14A continue power output.
Ripple current 17.6A.
Max transformer voltage 2 x 65VAC (dual winding or center tap).

 

schematic

 

PSP01 drives a dual channel power amplifier with ease or can be used for building a heavy duty monoblock amplifier.

specifications:

High ripple current, Low impedance.
Full wave rectifier with dual voltage rail up to 100V 14A per rail.
4 x TO220 fast rectifier diodes on individual heatsinks.
Faston PCB connectors for easy and rigid connecting of cables.
Dimensions PCB 145mm W x 122mm D

2 versions are available;

 

Module 63V per rail.
12 x 10.000uF (60.000μF per voltage rail)
Up to 14A continue power output.
Ripple current 28.5A.
Max transformer voltage 2 x 42VAC (dual winding or center tap).

Module 100V per rail.
12 x 4.700uF (23.500μF per voltage rail)
Up to 26.4A continue power output.
Ripple current 17A.
Max transformer voltage 2 x 65VAC (dual winding or center tap).

 

 

 All modules are equipped with Samwha HE series 105ºC high ripple current power capacitors from South Korea.

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