Home > Industry Information > FDN360P: P-Channel MOSFET For Efficient Power Management
The FDN360P is a P-channel logic level MOSFET produced by onsemi, manufactured using the advanced PowerTrench process.
Its main characteristics are as follows:
Drain-source voltage: Maximum -30V.
Drain current: maximum -2A (continuous).
On-resistance: 80mΩ when VGS=-10V, 125mΩ when VGS=-4.5V.
Gate charge: The typical value is 6.2nC.
Packaging: SOT-23
Operating temperature range: -55℃ to +150℃.
Low on-resistance: The FDN360P has an on-resistance of only 80mΩ when VGS=-10V and 125mΩ when VGS=-4.5V. Low on-resistance means that in high-current applications,
the chip consumes less power and is more efficient, making it highly suitable for battery-powered devices and power management modules.
Low gate charge: Its gate charge is only 6.2nC, which enables the FDN360P to switch quickly at high frequencies, reduce switching losses, and improve power conversion efficiency.
It is particularly suitable for DC-DC converters and high-frequency switching power supplies.
High current capability: The FDN360P can withstand a continuous drain current of up to -2A and a pulse current of up to -10A, which enables it to meet the application requirements of various high-current loads,
such as small motor drives and load switches.
Wide operating voltage range: The maximum drain-source voltage of this chip is -30V, which enables it to adapt to a wide voltage range and is suitable for various power supply environments,
including battery-powered and DC power systems.
Logic level compatibility: As a logic level MOSFET, the FDN360P can be directly driven by a low-voltage microcontroller or logic circuit without the need for additional driving circuits, simplifying the design.
In battery-powered devices, the key to power management lies in maximizing battery life while ensuring that the device can still operate normally at low voltages. The low on-resistance and low gate charge characteristics
of the FDN360P make it an ideal load switch and power switching component.
· Load switch: The FDN360P can be used as a load switch to control the power on and off of the equipment. Its low on-resistance (80mΩ) can significantly reduce switching losses, thereby improving power supply efficiency.
· Power switching: In a multi-power supply system, the FDN360P can be used for power switching, ensuring smooth transitions between different power supplies for the equipment and avoiding voltage fluctuations and current surges.
The DC-DC converter is an important component in power management and is used to convert one voltage to another. The fast switching characteristics and low on-resistance
of the FDN360P make it an ideal switching element in DC-DC converters.
· Switching frequency: The low gate charge (6.2nC) of the FDN360P enables it to operate at high frequencies, thereby enhancing the efficiency and power density of the DC-DC converter.
· Thermal performance: Its maximum power consumption is 500mW, which can maintain good thermal performance in a compact SOT-23 package and is suitable for high-density design.
In small motor drive applications, the FDN360P can be used to control the start, stop and speed adjustment of the motor. Its low on-resistance and high current capability enable it to drive motors efficiently while reducing power loss.
· Motor control: The FDN360P can directly drive the motor through logic level control signals without the need for additional drive circuits.
· Energy conservation: Its low on-resistance can significantly reduce power loss during the motor drive process, thereby extending battery life.
In a portable electronic device, the FDN360P is used as a load switch to control the power on and off of the device. Through the characteristics of low on-resistance and low gate charge,
the power efficiency of the device has been significantly improved, and the battery life has been extended by approximately 15%.
In a DC-DC converter, the FDN360P, as a switching element, operates at a frequency of up to 500kHz. Its low gate charge and low on-resistance enable the converter's efficiency to reach over 90%, while maintaining a compact size.
In a small motor driver, the FDN360P is used to control the start and stop of the motor. Through low on-resistance and high current capacity, the driving efficiency of the motor has been significantly improved,
and the power consumption of the equipment has been reduced by approximately 20%.
The FDN360PP-channel MOSFET, with its significant advantages such as low on-resistance, low gate charge, high current capability and compact package, has become an ideal choice for low-power,
high-efficiency power management applications. Its excellent performance enables it to perform well in fields such as battery-powered devices, DC-DC converters, load switches and small motor drives,
and can significantly improve the power efficiency and reliability of the equipment.
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