Powersolve PSQ75 Series Manual de usuario descargar pdf (Pagina 4)

Powersolve Electronics Ltd. Units 8A, Arnhem Road, Newbury, RG14 5RU. England

Tel:01635 521858 Fax: 01635 523771 Email: [email protected]

www.powersolve.co.uk

Remote ON/OFF Control

External Output Trimming

Output Noise

The PSQ75 series allows the user to switch the module on and off electronically with remote on/off feature.

The PSQ75 series are available with "positive logic" or "negative logic" (option).

Output may optionally be externally trimmed (+10%) with a fixed resistor or an external trimpot as shown.

The output noise is measur

ed with 10

µF tantalum capacitor and 1.0µF ceramic capacitor acr

oss output.

HIGH SIGNAL HERE

DISABLE OUTPUT

ON/OFF

-VIN

ogic Table

External Output

Output Noise Test Circuit schematic

Negative Logic Positive Logic

Logic Low -

Switch Closed

Logic High -

Switch Open

Module on

Module off

Module on

+SENSE (7)

-SENSE (5)

+SENSE (7)

TRIM (6)

TRIM UP

TRIM DOWN

10K ohms

TRIMPOT

+Vout (8)

(4)

-Vout

Ceramic

1.0µF

Solid Tantalum

10µF

Scope

Resistor

Load

ogic State

All Specifications Typical At Nominal Line, Full Load and 25°C Unless Otherwise Noted.

High Density DC-DC Modules

1 2 3 4

High Density DC-DC Modules 1

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Powersolve PSQ75 Series Manual de usuario Pagina 4

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