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LS1240 Fiches technique (PDF) - Wing Shing Computer Components

LS1240 Datasheet PDF - Wing Shing Computer Components
No de pièce LS1240
Télécharger  LS1240 Télécharger

Taille du fichier   282.8 Kbytes
Page   4 Pages
Fabricant  WINGS [Wing Shing Computer Components]
Site Internet  http://www.wingshing.com/en
Logo WINGS - Wing Shing Computer Components
Description Electronic Two-Tone Ringer

LS1240 Datasheet (PDF)

Go To PDF Page Télécharger Fiches technique
LS1240 Datasheet PDF - Wing Shing Computer Components

No de pièce LS1240
Télécharger  LS1240 Click to download

Taille du fichier   282.8 Kbytes
Page   4 Pages
Fabricant  WINGS [Wing Shing Computer Components]
Site Internet  http://www.wingshing.com/en
Logo WINGS - Wing Shing Computer Components
Description Electronic Two-Tone Ringer

LS1240 Fiches technique (HTML) - Wing Shing Computer Components

LS1240 Datasheet HTML 1Page - Wing Shing Computer Components LS1240 Datasheet HTML 2Page - Wing Shing Computer Components LS1240 Datasheet HTML 3Page - Wing Shing Computer Components LS1240 Datasheet HTML 4Page - Wing Shing Computer Components

LS1240 Détails du produit

DESCRIPTION
LS1240A is a monolithic integrated circuit designed to replace the mechanical bell in telephone sets in connection with an electro-acoustical converter. It can drive directly a piezoceramic converter (buzzer)or a dynamic loudspeaker. The output current capability of LS1240A is higher than standard ringer. For driving a dynamic loudspeaker LS1240A can simply use a decoupling capacitor, thus eliminating the usual transformer. No current limitation is provided on the output stage of LS1240A, so a minimum load DC of 50 Ω is adviced, in series with a proper capacitor.

■ LOW CURRENT CONSUMPTION, IN ORDER TO ALLOW THE PARALLEL OPERATION OF 4 DEVICES
■ INTEGRATED RECTIFIER BRIDGE WITH ZENER DIODES TO PROTECT AGAINST OVERVOLTAGES
■ LITTLE EXTERNAL CIRCUITRY
■ TONE AND SWITCHING FREQUENCIES ADJUSTABLE BY EXTERNAL COMPONENTS
■ INTEGRATED VOLTAGE AND CURRENT HYSTERESIS




Numéro de pièce similaire - LS1240

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Description similaire - LS1240

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