ITW4824SA

Current - Output (Max):	42mA
Control Features:	--
Size / Dimension:	0.67" L x 0.30" W x 0.43" H (17.0mm x 7.6mm x 11.0mm)
Package / Case:	6-SIP Module, 4 Leads
Mounting Type:	Through Hole
Efficiency:	76%
Operating Temperature:	-40°C ~ 85°C
Features:	SCP
Applications:	ITE (Commercial)
Voltage - Isolation:	1.5kV
Power (Watts):	1W
Series:	ITW
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	24V
Voltage - Input (Max):	75V
Voltage - Input (Min):	36V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active
Packaging:	Tube

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<h1>DC DC Converters</h1><h2>Introduction</h2>A DC-DC converter is a device that takes a constant direct current (DC) input voltage and produces an output voltage whose magnitude can be either greater than, less than or equal to the input voltage. This is accomplished by using an integrated circuit (IC) such as the ITW4824SA, which employs Pulse Width Modulation (PWM) techniques to regulate output voltage.<h2>ITW4824SA Application Field and Working Principle</h2>The ITW4824SA is a highly efficient non-isolated DC-DC buck converter has been designed and qualified especially for automotive applications. It has an input voltage range from 4.5V to 40V and an adjustable output voltage of 0.7V-30V, with a maximum output current of 1A. The IC adopts an external field-effect transistor (FET) in order to drive with efficiency the low-side MOSFETs. It is equipped with various protection features at the output side, allowing it to be used for products requiring high safety.The integrated circuit (IC) employs a Pulse Width Modulation (PWM) technique to regulate the output voltage. In this technique, the integrated controller switches the external N-channel MOSFET at a frequency determined by the duty cycle of the output voltage. The output voltage is then adjusted by modulating the duty cycle of the output voltage. The Buck converter works by taking the input voltage, typically 5V or 12V, and converting it to a lower voltage level. In order to do this, the controller switches the MOSFET on and off at a rate determined by the input voltage. When it is switched off, the inductor stores energy and when turned on, the energy is delivered to the output voltage. The output voltage is then regulated by modulating the duty cycle of the output voltage.The ITW4824SA is suitable for a variety of applications, including automotive applications, such as audio systems, sensors, power-supply for ICs and LED driver applications.<h2>Conclusion</h2>The ITW4824SA is a highly efficient, non-isolated DC-DC buck converter optimized for automotive applications. It has a wide input voltage range and an adjustable output voltage, up to 30V. The IC employs a PWM technique to control the output voltage and is protected from output overshoots or voltage drops. It is suitable for a variety applications such as audio systems, sensors, power-supply for ICs and LED driver applications.

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