MC34063ADX

Voltage - Output (Min/Fixed):	1.24V
Base Part Number:	MC34063
Supplier Device Package:	8-SOP
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C (TA)
Synchronous Rectifier:	No
Frequency - Switching:	100Hz ~ 100kHz
Current - Output:	1.5A (Switch)
Voltage - Output (Max):	40V (Switch)
Series:	--
Voltage - Input (Max):	40V
Voltage - Input (Min):	3V
Number of Outputs:	1
Output Type:	Adjustable
Topology:	Buck, Boost
Output Configuration:	Positive or Negative
Function:	Step-Up, Step-Down
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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The MC34063ADX is a versatile DC/DC switching regulator that has wide applicability across many areas. A critical feature of the MC34063ADX is its versatility – this type of voltage regulator is able to provide both step up and step down voltage regulation and covers a wide range of input and output voltage ranges, making it applicable in a number of different applications.The MC34063ADX is a type of integrated DC/DC switching regulator that provides regulation for voltages from 3.6V to 60V. It offers adjustable output voltage (from 0.8V to 80V), wide input voltage range (2V to 60V) and can output a maximum current of 1.5A. It also features a very low quiescent current of 5μA, which is ideal for portable and battery-powered applications.The MC34063ADX is based on a self-oscillating topology, which enables it to be used as a step-down converter or as a step-up converter. In general, step down converters are used when the input voltage is higher than the output voltage, while step up converters are mostly used when the input voltage is lower than the output voltage. Additionally, the MC34063ADX can also be used in boost, inverting and buck-boost applications.In terms of operation, the MC34063ADX is equipped with heat sink and rectifier diode to reduce heat losses in the circuit. It also offers current limiting, short circuit protection and short-on-time protection to ensure such losses can be minimized during operation. The device can operate in various modes, such as pulse-width modulation (PWM) and pulsed resonance mode (PRM), depending on the application.The MC34063ADX also features an adjustable switching frequency of up to 500kHz, which allows for a wide range of frequencies to be used for various applications. By using a higher frequency, it is possible to reduce the size of the output inductor and improves the efficiency of the circuit. Furthermore, the device supports different enable/disable modes, such as forced enable and enable/disable control.Apart from the adjustable frequency, the MC34063ADX also offers a wide range of protection features that can help to protect the circuit from potential damages caused by over-current, over-temperature or over-voltage conditions. These protection features make it ideal for use in applications where safety and reliability are of paramount importance.Overall, the MC34063ADX provides a versatile, easy-to-use and cost-effective solution for many types of DC/DC switching regulator applications, ranging from portable and battery-powered devices to applications in the medical and aerospace industries. With its adjustable output voltage, wide input voltage range, low quiescent current, high switching frequency and robust protection features, the MC34063ADX is well suited for almost any DC/DC switching regulator application.

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