Ten pieces of MC33063A family devices in SOP8 packaging are included: MC33063ADR2G, MC33063DR2G, MC33063AD, and 33063. Each device is housed in an 8pin smalloutline package and suitable for use as the control IC in compact switching regulator designs. Key benefits Versatile DCDC controller suitable for buck, boost, and inverting regulator applications using external components Integrated timing oscillator, reference, error amplifier, comparator, latch, and output driver reduce bill of materials and simplify design Standard SOP8 footprint provides broad compatibility with common designs and easy replacement External components (inductor, diode, timing capacitor, feedback network) determine performance, enabling flexible operation across a range of supply conditions 10piece quantity supports consistent builds and project runs Key attributes Package: SOP8 (8pin) Function: DCDC converter controller with internal oscillator, reference, error amplifier, comparator, latch, and output switch driver Compatibility: Part variants include MC33063ADR2G, MC33063DR2G, MC33063AD, 33063; suitable for standard MC34063style switching regulator implementations Performance: Designed for use in switching regulator circuits that require external components to set voltage, current, and topology; external inductor, diode, capacitors, and feedback network determine exact operating parameters Applications and use cases Buck regulator for portable devices or microcontrollerpowered circuits that require a compact, economical DCDC solution Boost regulator to generate a higher voltage from a lowervoltage source, such as powering sensors or peripheral circuits from a single lowvoltage cell Inverting converter to generate a negative voltage rail for opamps, analog circuitry, or precision biasing networks Notes Each item is in SOP8 packaging and intended for surfacemount application Variants ADR2G and DR2G reflect specific packaging and handling options; supplied parts conform to the MC33063 family characteristics and intended usage in standard MC33063based regulator designs This description aligns with the original product's model and features, providing a clear overview of utility, compatibility, and practical applications.