Infineon HEXFET P-Channel MOSFET, 70 A, 55 V, 3-Pin I2PAK IRF4905LPBF

Bulk discount available

Subtotal 25 units (supplied in a tube)*

£28.10

(exc. VAT)

£33.725

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • Plus 30 unit(s) shipping from 06 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
25 - 45£1.124
50 - 120£1.054
125 - 245£0.986
250 +£0.904

*price indicative

Packaging Options:
RS Stock No.:
650-3662P
Mfr. Part No.:
IRF4905LPBF
Brand:
Infineon
Find similar products by selecting one or more attributes.
Select all

Brand

Infineon

Channel Type

P

Maximum Continuous Drain Current

70 A

Maximum Drain Source Voltage

55 V

Package Type

I2PAK (TO-262)

Series

HEXFET

Mounting Type

Through Hole

Pin Count

3

Maximum Drain Source Resistance

20 mΩ

Channel Mode

Enhancement

Maximum Gate Threshold Voltage

4V

Minimum Gate Threshold Voltage

2V

Maximum Power Dissipation

3.8 W

Transistor Configuration

Single

Maximum Gate Source Voltage

-20 V, +20 V

Typical Gate Charge @ Vgs

180 nC @ 10 V

Length

10.67mm

Number of Elements per Chip

1

Maximum Operating Temperature

+175 °C

Width

4.83mm

Transistor Material

Si

Height

10.54mm

Minimum Operating Temperature

-55 °C

Forward Diode Voltage

1.3V

P-Channel Power MOSFET 40V to 55V, Infineon


Infineon's range of discrete HEXFET® power MOSFETs includes P-channel devices in surface mount and leaded packages and form factors that can address almost any board layout and thermal design challenge. Across the range benchmark on resistance drives down conduction losses, allowing designers to deliver optimum system efficiency.

Infineon HEXFET Series MOSFET, -70A Maximum Continuous Drain Current, 3.8W Maximum Power Dissipation - IRF4905LPBF


This Infineon MOSFET features a P-channel configuration and is capable of handling -70A of continuous drain current with a maximum drain-source voltage of 55V. It is designed for high-performance applications, particularly in electronic circuits that require effective power management and high efficiency. It is suitable for users in the automation and electronics sectors, offering dependable operation in various environments.

Features & Benefits


• Enhanced performance at high temperatures, up to +175°C
• Low RDS(on) for decreased power losses during operation
• Fast switching capabilities to improve efficiency
• Tolerates repetitive avalanche conditions without failure
• Effective gate charge characteristics for better circuit responsiveness

Applications


• Used in power management circuits for energy-efficient devices
• Ideal for brushless DC motor control
• Applicable in automotive electronics for increased reliability
• Suitable for industrial automation systems that require robust components

What type of voltage can be handled during operation?


It can handle a maximum drain-source voltage of 55V, making it suitable for moderate to high voltage applications.

Can this device operate at elevated temperatures?


Yes, it has an operating temperature range of -55°C to +175°C, allowing it to function in extreme conditions.

How does the low RDS(on) benefit circuit design?


The low RDS(on) reduces conduction losses, resulting in enhanced efficiency and lower heat generation in power applications.

Is this component compatible with typical PCB designs?


Yes, it is designed for through-hole mounting, allowing for seamless integration into standard PCB layouts used in various electronic designs.


MOSFET Transistors, Infineon


Infineon offers a large and comprehensive portfolio of MOSFET devices which includes the CoolMOS, OptiMOS and StrongIRFET families. They deliver best-in-class performance to bring more efficiency, power density and cost effectiveness. Designs requiring high quality and enhanced protection features benefit from AEC-Q101 industry standards Automotive qualified MOSFETs.