NCP5109BMNTWG

Logic Voltage - VIL, VIH:	0.8V, 2.3V
Supplier Device Package:	10-DFN (3x3)
Package / Case:	10-VFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Rise / Fall Time (Typ):	85ns, 35ns
High Side Voltage - Max (Bootstrap):	200V
Input Type:	Non-Inverting
Current - Peak Output (Source, Sink):	250mA, 500mA
Series:	--
Voltage - Supply:	10 V ~ 20 V
Gate Type:	IGBT, N-Channel MOSFET
Number of Drivers:	2
Channel Type:	Independent
Driven Configuration:	Half-Bridge
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to NCP5109BMNTWG

NCP5109BMNTWG is a smart gate driver IC which belongs to Power Management IC (PMIC) series. This gate driver IC is optimized to drive high side N-channel MOSFETS with higher current capacity and with more efficient switching speed at higher currents (up to 30 A).

Application Field of NCP5109BMNTWG

NCP5109BMNTWG can be used in multiple application field. This gate driver IC is very useful in motor, light dimmer and other automotive driven applications. It is ideal for use in variable frequency drives, fog lamps and tail lamp dimmers. It is also used for variable speed motor control in automotive and industrial applications.

Working Principle of NCP5109BMNTWG

The main function of NCP5109BMNTWG is to drive high side or low side N-channel MOSFETS with higher current capacity and efficient switching speed. This IC uses an internal high voltage supply to provide necessary gate current at higher voltage rating. It also has an internal low voltage supply to drive the MOSFET at low voltage rating. NCP5109BMNTWG includes a start-up circuit, a fast gate driver and an over-current protection circuit. The start-up circuit will provide initial bias current to the MOSFET to start the operation. The fast gate driver will drive the MOSFET in high speed operation mode and provide necessary control signal to the external control panel. The over-current protection circuit will detect over current and short-circuit conditions and will shut off MOSFET to prevent damage.

Conclusion

NCP5109BMNTWG is a powerful, high-efficiency and high-speed gate driver IC. It provides efficient control of N-channel MOSFETs at higher voltages and currents, making it ideal for automotive and industrial applications. It includes a start-up circuit, a fast gate driver and an over-current protection circuit, providing stable operation and protection against over-current and short-circuit conditions.

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