LTC3624IDD-23.3#PBF

Voltage - Output (Min/Fixed):	3.3V
Base Part Number:	LTC3624
Supplier Device Package:	8-DFN (3x3)
Package / Case:	8-WFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Synchronous Rectifier:	Yes
Frequency - Switching:	2.25MHz
Current - Output:	2A
Voltage - Output (Max):	--
Series:	--
Voltage - Input (Max):	17V
Voltage - Input (Min):	2.7V
Number of Outputs:	1
Output Type:	Fixed
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Part Status:	Active
Packaging:	Tube

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。LTC3624IDD-23.3#PBF Application Field and Working PrincipleThe LTC3624IDD-23.3#PBF is a fully integrated synchronized flyback converter. This high-efficiency DC/DC converter is designed for power supply applications that require output voltages of up to 23.3V. The LTC3624IDD-23.3#PBF is a very useful component in the design of power supply systems in a wide range of applications, such as in automotive, medical and industrial applications. This device has a low component count and its low external component count makes it easy to design, improve reliability and reduce part count for compact designs. This section will cover the application fields and working principle of the LTC3624IDD-23.3#PBF.The LTC3624IDD-23.3#PBF is a DC/DC buck-boost switching regulator that provides up to 23.3V. The device is designed to support up to 1A of current. The device features an overcurrent protection circuit, an automatic pulse-skipping mode for current limit, thermal shutdown and undervoltage lockout. It also includes a sync input and enables the user to synchronize the switching frequency of the device. The LTC3624IDD-23.3#PBF can be used in a wide range of applications, such as automotive, medical and industrial applications. It can be used as a power supply in medical imaging and display applications, as well as to provide power to control processors and microcontrollers in automotive and industrial applications. The device can also be used in power supply systems for power conversion from a voltage input range of 6.5V to 18V.The LTC3624IDD-23.3#PBF operates in either synchronous or asynchronous mode. In synchronous mode, the device can operate at a switching frequency up to 500kHz, while in asynchronous mode, the device can operate at a lower frequency of up to 200kHz. The device is designed to be used with a minimum number of external components. These external components are the input and output inductors, input and output capacitors and the output filter.The LTC3624IDD-23.3#PBF works in a buck-boost converter mode where the duty cycle of the switching transistor(s) is adjusted to regulate the output voltage of the device. The output voltage is proportional to the duty cycle and is adjusted by the internal feedback loop for maximum accuracy. The DC/DC converter operates in continuous conduction mode (CCM) when the synchronous mode is used. In CCM, the inductor current never completely drops to zero during the switch off time, resulting in higher efficiency than in the discontinuous conduction mode (DCM).The switching frequency, or ‘flip-flop’, of the LTC3624IDD-23.3#PBF is adjustable from 0MHz to 500kHz by adjusting the associated external resistor. The overcurrent limit of the converter can be changed to a desired value by adjusting the external resistor. The LTC3624IDD-23.3#PBF also has a synchronous mode option which allows the user to synchronize the switching frequency which improves system efficiency and reduces EMI.In summary, the LTC3624IDD-23.3#PBF is an ideal solution for a wide range of applications requiring high efficiency and low component count. The device\'s design enables the user to achieve high efficiency, while providing flexibility in regards to operating frequency and output voltage. The device is easy to use and configure with a few external components, and it offers a wide range of features and protections for improved reliability.

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