Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Applications:	LCD Monitor, Notebook Display
Current - Supply:	1.2mA
Voltage - Supply:	2.5 V ~ 5.5 V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	20-VSSOP (0.173", 4.40mm Width) Exposed Pad
Supplier Device Package:	20-HTSSOP-B
Base Part Number:	BD8151

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BD8151EFV-E2 Application Field and Working Principle

Introduction

BD8151 EFV-E2 is a higher efficiency DC/DC converter IC that integrates both polarity gating and voltage voltage regulation into one solution. It is the latest addition to the BD8151 series and features high efficiency, extended temperature range, and small form factor. The basic functionality of the BD8151EFV-E2 is to convert a voltage from a primary source to one or more outputs for use as needed. It also provides overvoltage protection, helping to ensure that other components from being damaged from excess power.

Application Field

The BD8151EFV-E2 can be found in many different types of devices and applications. Its small size allows it to fit into even the smallest spaces. Its wide input range of 2V to 24V and multiple output provisions makes it a great choice for any device requiring DC/DC conversion.Some common applications for the BD8151 EFV-E2 include industrial and medical devices, automotive applications, cell phone and portable electronics and electric aircraft. Industrial applications include factory automation and other industrial equipment. Medical applications are often found in a variety of medical devices, from imaging and diagnostics to patient care. Automotive applications include electric and hybrid vehicles, charging systems and other applications that require DC/DC conversion. The BD8151EFV-E2 can be found in smartphones, tablets and other portable electronic devices that require two or more voltage levels. Electric aircraft also depend on the BD8151EFV-E2 for powering on-board systems and navigation hardware.

Working Principle

The BD8151EFV-E2 is a synchronous step-down DC/DC converter IC which utilizes MOSFETs to convert a higher input voltage down to a lower, regulated output voltage. The IC is capable of handling input voltage ranges from 2V to 24V and is regulated at 0.8V to 24V.The basic operation of the BD8151 EFV-E2 is simple. It works by using a voltage control loop to compare the voltage at the input to the desired output voltage. Two MOSFETs are switched on and off to control the flow of power from the input to the output. To maintain the required output voltage, the duty cycle of the MOSFETs is constantly adjusted.The BD8151EFV-E2 also provides over-voltage protection which is designed to prevent any damage to components from excess power. The over-voltage protection will shut off the converter if the output voltage exceeds a certain limit.

Conclusion

The BD8151 EFV-E2 is a high efficiency DC/DC converter IC that can provide a reliable and efficient power solution for many types of devices and applications. Its extended temperature range and small size make it a great choice for any device requiring DC/DC conversion. Its over-voltage protection is designed to help protect components from being damaged by excess power. The BD8151EFV-E2 is an efficient and reliable solution for many different types of DC/DC conversion.

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