MC33023DW

Voltage - Supply (Vcc/Vdd):	8.4 V ~ 30 V
Base Part Number:	MC33023
Supplier Device Package:	16-SOIC
Package / Case:	16-SOIC (0.295", 7.50mm Width)
Operating Temperature:	-40°C ~ 105°C (TA)
Control Features:	Frequency Control, Soft Start
Fault Protection:	Current Limiting
Frequency - Switching:	1MHz
Duty Cycle:	90%
Series:	--
Voltage - Start Up:	9.2V
Topology:	Forward
Voltage - Breakdown:	--
Internal Switch(s):	No
Output Isolation:	Isolated
Part Status:	Obsolete
Packaging:	Tube

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 PMIC - AC DC Converters, Offline Switchers

The MC33023DW is a current-mode, pulse width modulated (PWM) switching regulator application circuit that is ideal for moderate-power applications. The wide input voltage range from 4 to 40VDC supports a wide input operating voltages, which provides an ideal control solution for applications in the industrial, automotive, and information technology industries. The device also provides an adjustable frequency as well as an adjustable output voltage, making it perfect for applications that require custom designs.

Applications of MC33023DW

The MC33023DW is well suited for both AC-DC and DC-DC power conversion applications. It is commonly used in commercial and industrial applications, with common applications being solar powered inverters and uninterruptible power supplies. It can also be used in motor control applications and automotive applications involving headlights, cruise control or safety systems. Due to its wide input voltage range and adjustable output voltage, it is a great fit for applications with constant current or voltage and in applications that require efficient energy conversion.

Working Principle of MC33023DW

The MC33023DW is a pulse width modulated (PWM) switching regulator that is used to convert between AC and DC voltage levels. It uses a fixed frequency oscillator, driver transistor, and power MOSFET to control the output. The MC33023DW uses a linear mode control principle, where the output voltage is constantly monitored and adjusted by the variable duty cycle of the switching pulses. The comparison between the voltage on the feedback pin and the voltage on the error amplifier results in either an increase or decrease of the duty cycle, thus allowing for optimal power efficiency and stability.The MC33023DW not only provides improved power efficiency, but also improved transient response and noise immunity. Its features and capabilities make it an ideal choice for applications in the industrial, automotive, and information technology industries.

Conclusion

The MC33023DW is an ideal choice for applications requiring an efficient PWM switching regulator with adjustable frequency and adjustable output. Its wide input voltage range, adjustable frequency and adjustable output voltage make it perfect for applications with constant current or voltage demands, or for applications that require efficient energy conversion. Its features and capabilities make it an excellent choice in applications in the industrial, automotive, and information technology industries.

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