Series:	µModule®
Packaging:	Tray
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Type:	Non-Isolated PoL Module
Number of Outputs:	2
Voltage - Input (Min):	4.5V
Voltage - Input (Max):	17V
Voltage - Output 1:	0.5 ~ 5.5 V
Voltage - Output 2:	0.5 ~ 5.5 V
Voltage - Output 3:	--
Current - Output (Max):	9A, 9A
Applications:	ITE (Commercial)
Features:	OCP, OTP, OVP, SCP, UVLO
Operating Temperature:	-40°C ~ 125°C
Efficiency:	--
Mounting Type:	Surface Mount
Package / Case:	108-BBGA Module
Size / Dimension:	0.63" L x 0.47" W x 0.14" H (16.0mm x 12.0mm x 3.5mm)
Supplier Device Package:	108-BGA (16x11.9)
Base Part Number:	LTM4675

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DC DC CONVERTER: LTM4675EY#PBF

DC/DC converters are widely used in applications that require energy conversion from one form to another. The LTM4675EY#PBF is a synchronous step-down switching regulator with wide input voltage range from 3.6V to 36V and a variety of output voltage options. This DC/DC converter is fully protected and operates over a wide range of temperatures (from -40°C to 125°C).

Application Fields

The versatile performance features of the LTM4675EY#PBF DC/DC converter make it suitable for use in a wide range of applications. These include industrial, medical, automotive and consumer electronics. It can be used as an isolated step-down converter in renewable energy systems, such as wind or solar power systems. The LTM4675EY#PBF can also be used to convert higher voltage energy sources to lower voltage for powering low voltage devices, such as cell phones, displays, or sound systems.

Working Principle

The LTM4675EY#PBF is a synchronous step-down switching regulator that draws energy from a high voltage source and converts it to a lower voltage in order to power low-voltage devices. It features a wide input voltage range of 3.6V to 36V and a variety of output voltage options. It employs a synchronous buck controller with an internal high-side and low-side N-channel field-effect transistor (FET) that allows for high efficiency and low operating losses. The LTM4675EY#PBF has a constant frequency, current-mode control architecture that employs the built-in voltage, current, and thermal limit protection circuits. The controller offers excellent transient response performance over a wide input voltage range and temperature variation. It has adjustable soft-start, peak current mode control, programmable output voltage operation, power good indication and over-temperature protection. The LTM4675EY#PBF also offers programmable frequency range, dynamic voltage scaling and accurate current monitoring capabilities.

Conclusion

The LTM4675EY#PBF is a versatile DC/DC converter that is suitable for a variety of applications. Its wide input voltage range and variety of output voltage options make it applicable in different scenarios. The synchronous buck controller architecture also ensures its excellent transient response performance and accuracy. The over-temperature protection, programmable frequency range, and dynamic voltage scaling capabilities all make the LTM4675EY#PBF an ideal choice for any application.

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