L6571BD013TR Integrated Circuits (ICs)

Current - Peak Output (Source, Sink):	170mA, 270mA
Base Part Number:	L6571B
Supplier Device Package:	8-SO
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 150°C (TJ)
Rise / Fall Time (Typ):	--
High Side Voltage - Max (Bootstrap):	600V
Input Type:	RC Input Circuit
Series:	--
Logic Voltage - VIL, VIH:	--
Voltage - Supply:	10 V ~ 16.6 V
Gate Type:	IGBT, N-Channel MOSFET
Number of Drivers:	2
Channel Type:	Synchronous
Driven Configuration:	Half-Bridge
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The L6571BD013TR is a three-phase Gate Driver for Power Modules in power management integrated circuits (PMICs). It is designed for targeted applications such as AC/DC or DC converters or motor control applications (brushless motors or stepper motors). It is a compact, cost effective solution that provides high speed, low noise, and low power consumption.

Advantages

The L6571BD013TR is designed to provide higher speed, lower noise, and lower power consumption when compared to traditional gate drivers. It has a high slew rate, a wide operating temperature range, and an advanced EMI filter. It also features a low side shoot-through prevention, current limiting protection, over temperature protection, and over voltage protection. The L6571BD013TR has a fast switching transition time which allows for faster switching frequencies, reducing switching losses and improving efficiency.

Applications

The L6571BD013TR can be used in low voltage, medium voltage and high voltage applications. It can be used in AC/DC power supplies, DC-DC converters, motor drives, and audio amplifiers. It is suitable for automotive, industrial, and medical applications.

Working Principle

The L6571BD013TR utilizes an N-channel MOSFET to provide the power switches. It has three independent channels which allow for three-phase control. The L6571BD013TR has a fixed slew rate, and it can be adjusted via the internal RC oscillator circuit. This allows for different switching frequencies and resolutions, depending on the application.The L6571BD013TR also features a low side shoot-through prevention and multiple protections such as over temperature protection, over voltage protection, and current limiting protection.

Conclusion

The L6571BD013TR is a three-phase gate driver designed for applications such as AC/DC and DC-DC converters, motor drives, and audio amplifiers. It provides higher speed and lower power consumption than traditional gate drivers. It has an advanced EMI filter, a wide operating temperature range, and multiple protections for safety. The L6571BD013TR utilizes an N-channel MOSFET to provide the power switches, and its fixed slew rate can be adjusted via the internal RC oscillator circuit.

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