LM5114BMF/NOPB

Logic Voltage - VIL, VIH:	0.8V, 2.4V
Base Part Number:	LM5114
Supplier Device Package:	SOT-23-6
Package / Case:	SOT-23-6
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Rise / Fall Time (Typ):	82ns, 12.5ns
Input Type:	Inverting, Non-Inverting
Current - Peak Output (Source, Sink):	1.3A, 7.6A
Series:	--
Voltage - Supply:	4 V ~ 12.6 V
Gate Type:	N-Channel MOSFET
Number of Drivers:	1
Channel Type:	Single
Driven Configuration:	Low-Side
Part Status:	Active
Packaging:	Tape & Reel (TR)

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()<h1>Introduction</h1>Power supply and motor control components are crucial for the smooth running of any operation. In order to provide high performance, heat resistive and highly accurate operation, LM5114BMF/NOPB has been designed as a gate driver solution for industrial grade power supply and motor control components.<h1>Application Fields</h1>The LM5114BMF/NOPB is an efficient and power-saving device suitable for a variety of industrial and consumer applications. These include:<ul> <li>Power Supplies</li> <li>Motor Control</li> <li>Energy Storage</li> <li>LED lighting</li></ul>The LM5114BMF/NOPB is a flexible and cost effective solution for applications requiring high efficiency, low power consumption and improved reliability.<h1>Features</h1>The LM5114BMF/NOPB offers a host of useful features, designed to offer reliable, long-lasting and efficient operation. These include:<ul> <li>Integrated Flyback and Buck Mode for Increased Efficiency</li> <li>Active Clamp and Low Side Switch</li> <li>Synchronous Rectification: Diodeless Operation</li> <li>Integrated Fault Protection</li> <li>Independent Gate Drivers for High Power Synchronous Conversion</li> <li>Integrated Undervoltage Lockout</li> <li>Enhanced Gate Drive: Superior Electromagnetic Interference Suppression</li> <li>Programmable Overcurrent Protection: Adjustable Delay</li></ul>The LM5114BMF/NOPB is designed with a low power operational amplifier, low voltage general purpose comparator, current mode control with automatic frequency shift, differential inputs, and protected implementation of the PWM processor. All this allows for features such as transmission line fault detection, automatic restart protection, and synchronized pulse width modulation (PWM) control.<h1>Working Principle</h1>The LM5114BMF/NOPB employs a current-mode control algorithm for improved control in multi-phase applications. The impressive control is possible by having two individual gate drivers and a shared signal path.The integrated power amplifier and gate drive circuit allows for faster signal rise and fall times, as well as adjustable gate drive capability. Additionally, the independent gate drivers allow for greater accuracy through independent gate drive control. The LM5114BMF/NOPB contains active clamp and low-side switching circuits which can provide improved efficiency, allowing for further power savings.The LM5 114BMF/NOPB’s under-voltage lockout circuit provides several voltage levels, allowing the system to safely power up and power down without errors or risk of damage. The LM5114BMF/NOPB also employs programmable over-current protection with adjustable delays to protect against potential faults in the system.<h1>Conclusion</h1>The LM5114BMF/NOPB is a powerful yet cost effective gate driver solution for industrial grade power components. It is designed for high efficiency, low power consumption and improved reliability. It features an impressive list of features such as integrated flyback and buck mode for increased efficiency, active clamp and low side switch, and synchronous rectification. Furthermore, its features such as integrated fault protection, enhanced gate drive, and programmable over-current protection make it an ideal choice for operation requiring superior reliability in power supply and motor control systems.

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