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IRF4905SPBF

Name: IRF4905SPBF
Rating: 4.7 (12 reviews)

MOSFET P-CH 55V 42A D2PAK

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包 TO252-3
資料表 IRF4905SPBF DataSheet
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規格

Package	Tube
Series	HEXFET®
ProductStatus	Obsolete
FETType	P-Channel
Technology	MOSFET (Metal Oxide)
DraintoSourceVoltage(Vdss)	55 V
Current-ContinuousDrain(Id)@25°C	42A (Tc)
DriveVoltage(MaxRdsOnMinRdsOn)	10V
RdsOn(Max)@IdVgs	20mOhm @ 42A, 10V
Vgs(th)(Max)@Id	4V @ 250µA
GateCharge(Qg)(Max)@Vgs	180 nC @ 10 V
Vgs(Max)	±20V
InputCapacitance(Ciss)(Max)@Vds	3500 pF @ 25 V
PowerDissipation(Max)	170W (Tc)
OperatingTemperature	-55°C ~ 150°C (TJ)
MountingType	Surface Mount
SupplierDevicePackage	D2PAK

概述

Description

The IRF4905SPBF is an N-channel MOSFET designed for various power applications, particularly in switching and amplification. It features a high voltage rating of 55V and a continuous drain current capacity of up to 74A, making it suitable for high-power circuits. The device has a low on-resistance (R_DS(on)) of around 0.05Ω, which minimizes power loss and enhances efficiency during operation.
Key specifications include:
- Threshold Voltage (V_GS(th)): Typically between 2-4V, allowing it to be driven effectively by low-voltage control signals.
- Package: Available in a TO-220 package, facilitating easy mounting and heat dissipation.
- Fast Switching Speeds: Suitable for high-frequency applications, contributing to improved performance in switching power supplies and motor control systems.
The IRF4905SPBF is often used in automotive, industrial, and consumer electronics due to its robustness and reliability. Always consult the datasheet for detailed electrical characteristics and thermal management guidelines.

Features

The IRF4905SPBF is a P-channel MOSFET designed for high-speed switching applications. Key features include:
1. Voltage Rating: It can handle a maximum drain-source voltage (V_DS) of -55V.
2. Current Rating: Continuous drain current (I_D) is rated at -110A, making it suitable for high-load applications.
3. On-State Resistance: Low R_DS(on) of approximately 0.18 ohms at V_GS = -10V ensures minimal power loss during operation.
4. Gate Threshold Voltage (V_GS(th)): Typically ranges from -2V to -4V, allowing it to switch on effectively at lower gate voltages.
5. Package: Available in a TO-220 package, facilitating easy heat dissipation.
6. Fast Switching: Designed for rapid switching, it enhances efficiency in PWM and other control applications.
7. Thermal Resistance: Low thermal resistance improves thermal management in high-power circuits.
These characteristics make the IRF4905SPBF suitable for various applications, including power management, motor control, and automotive systems.

Package

The IRF4905SPBF is packaged in a TO-220 form factor. This package type features a metal tab for heat dissipation and is designed for high power applications, providing good thermal performance.

Pinout

The IRF4905SPBF is a P-channel MOSFET with a total of 3 pins. The pin functions are as follows:
1. Gate (G): This pin is used to control the MOSFET. A negative voltage relative to the source is applied to turn the device on (conducting state).

2. Drain (D): This pin is connected to the load. When the MOSFET is turned on, current flows from the source to the drain.

3. Source (S): This pin is connected to the positive supply voltage. The MOSFET conducts current from the source to the drain when active.
The IRF4905SPBF is commonly used in high-side switching applications and offers low on-resistance and high current handling capabilities.

Manufacturer

The IRF4905SPBF is manufactured by Infineon Technologies, a leading semiconductor company based in Germany. Infineon specializes in providing a wide range of semiconductor solutions, including power management, automotive, security, and industrial applications. The company focuses on developing innovative technologies to improve energy efficiency and performance in electronic devices. Infineon is known for its high-quality products and serves various sectors, including automotive, industrial, and consumer electronics.

Application

The IRF4905SPBF is a N-channel MOSFET commonly used in power management applications. It is suitable for switching and amplification in various circuits, including DC-DC converters, motor drivers, power inverters, and battery management systems. Its low on-resistance and high-speed switching capabilities make it ideal for applications requiring efficient power control and thermal management in automotive, industrial, and consumer electronics.

Equivalent

Equivalent products to the IRF4905SPBF include the IRF4905, STP75NF75, and SiHF370. These MOSFETs share similar specifications, such as voltage ratings and current handling capabilities, but always verify the datasheet for specific parameters like RDS(on), VGS(th), and package type to ensure compatibility in your application.