The L298 is an integratedmonolithic circuit in a 15- lead Multiwatt and PowerSO20 packages. It is a high voltage, high current dual full-bridge driver designedto acceptstandardTTLlogic levels anddrive inductive loads such as relays, solenoids, DC and steppingmotors.

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L298

DUALFULL-BRIDGEDRIVER

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OPERATINGSUPPLYVOLTAGEUPTO46VTOTALDCCURRENTUPTO4ALOWSATURATIONVOLTAGE

OVERTEMPERATUREPROTECTION

LOGICAL”0”INPUTVOLTAGEUPTO1.5V(HIGHNOISEIMMUNITY)

Multiwatt15

PowerSO20

DESCRIPTION

TheL298isanintegratedmonolithiccircuitina15-leadMultiwattandPowerSO20packages.Itisahighvoltage,highcurrentdualfull-bridgedriverde-signedtoacceptstandardTTLlogiclevelsanddriveinductiveloadssuchasrelays,solenoids,DCandsteppingmotors.Twoenableinputsareprovidedtoenableordisablethedeviceindependentlyofthein-putsignals.Theemittersofthelowertransistorsofeachbridgeareconnectedtogetherandthecorre-spondingexternalterminalcanbeusedforthecon-BLOCKDIAGRAM

ORDERINGNUMBERS:L298N(MultiwattVert.)

L298HN(MultiwattHoriz.)L298P(PowerSO20)

nectionofanexternalsensingresistor.Anadditionalsupplyinputisprovidedsothatthelogicworksatalowervoltage.

Jenuary20001/13