As an Amazon Associate, we earn from qualifying purchases. UC3573NG4 Unitrode | Integrated Circuits (ICs) | DigiKey Marketplace Unitrode . UC3573NG4 Attributes Brand name, Manufacturer name, Manufacturer, Attribute01Unitrode Attribute00Integrated Circuits (ICs) Attribute02, Attribute16- Attribute03Tube Attribute04Obsolete Attribute05Transistor Driver Attribute06Step-Down Attribute07Positive Attribute08Buck Attribute09, Attribute10, atoms, moq, multiple1 Attribute114.75V ~ 30V Attribute12100kHz Attribute1392% Attribute14, Attribute15No Attribute17Current Limit, Ramp Attribute180?C ~ 70?C (TA) Attribute19Through Hole Attribute208-DIP (0.300", 7.62mm) Attribute218-PDIP Attribute22UC3573 AttributeKey00Category AttributeKey01Mfr AttributeKey02Series AttributeKey03Package AttributeKey04Product Status AttributeKey05Output Type AttributeKey06Function AttributeKey07Output Configuration AttributeKey08Topology AttributeKey09Number of Outputs AttributeKey10Output Phases AttributeKey11Voltage - Supply (Vcc/Vdd) AttributeKey12Frequency - Switching AttributeKey13Duty Cycle (Max) AttributeKey14Synchronous Rectifier AttributeKey15Clock Sync AttributeKey16Serial Interfaces AttributeKey17Control Features AttributeKey18Operating Temperature AttributeKey19Mounting Type AttributeKey20Package / Case AttributeKey21Supplier Device Package AttributeKey22Base Product Number Extra Product NameUC3573NG4 Unitrode | Integrated Circuits (ICs) | DigiKey Marketplace extraShipping12.0 MPNUC3573NG4 qtyInStock0 SKU11557250 snippetBuck Regulator Positive Output Step-Down DC-DC Controller IC 8-PDIP Distributor offers SellerSKUMOQIn stockMultiplePrices Digi-Key1155725011