LM5100AM

Current - Peak Output (Source, Sink):	3A, 3A
Base Part Number:	LM5100
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Rise / Fall Time (Typ):	430ns, 260ns
High Side Voltage - Max (Bootstrap):	118V
Input Type:	Non-Inverting
Series:	--
Logic Voltage - VIL, VIH:	2.3V, -
Voltage - Supply:	9 V ~ 14 V
Gate Type:	N-Channel MOSFET
Number of Drivers:	2
Channel Type:	Independent
Driven Configuration:	Half-Bridge
Part Status:	Obsolete
Packaging:	Tube

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LM5100AM Application Field and Working Principle

The LM5100AM is an integrated power management IC (PMIC) designed specifically for Gate Drivers. It is designed to provide three independent power paths each with its own Power MOSFET and Programmable Gate Driver suitable for use in multiple applications that require high system performance in minimal power and space.The LM5100AM operates in a wide range of input voltages from 3.3 V to 30 V, and provides 2 A (typical) at each of its three secondary outputs. The device is capable of driving a diode connected MOSFET up to 40 V at 1 A source and 6 A sink drive current. The LM5100AM includes several state-of-the-art features such as a high current drive capability, programmable high/low side gate drive, low propagation delay, adjustable over-current protection and programmable useful fault monitor (UFM) with primary and secondary protection circuit blocks. It also includes an isolated power supply path and a highperformance gate driver output with rugged protected bidirectional current limiting margin.The device contains several integrated safety features to ensure reliable operation through a wide range of conditions. These include adjustable high/low side gate drive power control, programmable over-current protection, protected bidirectional current limiting, and a Programmable Gate Drive with a high/low side signal detection. In addition, the device also features a self-test mode to verify its operation.With its advanced features, the LM5100AM is ideal for a wide range of driving applications such as motor drives, automotive, communication and industrial applications. The ability to quickly switch between different output states makes this PMIC suitable for applications requiring fast and efficient gate metering and control. The device is also integrated with an array of protection and monitoring features to ensure reliable operation over the long term.The programmable high/low side gate drive of LM5100AM provides programmable gates for driving MOSFETs. It allows for current sensing and high-side gate drive capability. It also provides for certain safety features, such as over-current protection, which helps protect the device from any unexpected conditions that may arise during operation.The LM5100AM also features an isolated power supply path which minimizes EMI and prevents noise. This feature is particularly important in automotive and communication applications, as it ensures reliable operation in situations with high levels of ambient noise.To allow for easy and precise control of the system, the LM5100AM also features a programmable useful fault monitor. This feature monitors the parameters of the output and compares them to the user-set thresholds. It then sends a fault signal to the microcontroller, allowing it to quickly shut down the system and restore it to a normal state.Overall, the LM5100AM is an ideal Gate Driver for various applications requiring precise, robust and reliable operational performance. Its wide range of features, from a programmable high/low side gate drive to an isolated power supply path, make this PMIC the perfect choice for a wide range of applications where precise and reliable gate driving is required.

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