on November 15th 100

Detailed Analysis of IRF9640 for Circuit Designers

The IRF9640 is a P-Channel MOSFET widely used in electronics for its ability to handle power efficiently. This guide covers its features, specifications, and practical applications to help you understand how it works and where you can use it.

Catalog

Overview of IRF9640

The IRF9640 is a P-Channel enhancement mode silicon-gate power field-effect transistor designed to meet demanding power requirements. It is built to handle a specific level of energy in breakdown avalanche mode, making it reliable in high-performance applications. This MOSFET is suited for various uses such as switching regulators, converters, motor drivers, and relay drivers. One of its standout features is its high input impedance, which allows it to be operated directly from integrated circuits. This makes it not only versatile but also practical for a wide range of electronic designs, ensuring efficient and effective operation.

IRF9640 Pin Configuration

IRF9640 CAD Model

IRF9640 Symbol

IRF9640 Footprint

IRF9640 3D Model

IRF9640 Specifications

Technical specifications, features, characteristics, and components with comparable specifications of Vishay Siliconix IRF9640.

Type	Parameter
Mount	Through Hole
Mounting Type	Through Hole
Package / Case	TO-220-3
Number of Pins	3
Supplier Device Package	TO-220AB
Weight	6.000006g
Current - Continuous Drain (Id) @ 25℃	11A Tc
Drive Voltage (Max Rds On, Min Rds On)	10V
Number of Elements	1
Power Dissipation (Max)	125W Tc
Turn Off Delay Time	39 ns
Operating Temperature	-55°C~150°C TJ
Packaging	Tube
Published	2011
Part Status	Obsolete
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Max Operating Temperature	150°C
Min Operating Temperature	-55°C
Voltage - Rated DC	-200V
Current Rating	-11A
Number of Channels	1
Element Configuration	Single
Power Dissipation	125W
Turn On Delay Time	13 ns
FET Type	P-Channel
Rds On (Max) @ Id, Vgs	500mOhm @ 6.6A, 10V
Vgs(th) (Max) @ Id	4V @ 250μA
Input Capacitance (Ciss) (Max) @ Vds	1200pF @ 25V
Gate Charge (Qg) (Max) @ Vgs	44nC @ 10V
Rise Time	43ns
Drain to Source Voltage (Vdss)	200V
Vgs (Max)	±20V
Fall Time (Typ)	38 ns
Continuous Drain Current (ID)	11A
Gate to Source Voltage (Vgs)	20V
Input Capacitance	1.2nF
Drain to Source Resistance	500mOhm
Rds On Max	500 mΩ
Height	9.01mm
Length	10.41mm
Width	4.7mm
RoHS Status	Non-RoHS Compliant
Lead Free	Contains Lead

IRF9640 Key Features

Transistor Type

The IRF9640 is a P-Channel transistor, specifically designed for applications requiring reliable power handling. This type of transistor is ideal for switching and load management tasks in circuits where the P-Channel configuration is preferred. Its design makes it suitable for controlling high-power devices with precision and efficiency.

Package Type

Housed in a TO-220 package, the IRF9640 is built for ease of use and efficient heat dissipation. The TO-220 package is widely recognized for its robust design, which ensures the transistor remains stable even under varying thermal and mechanical stresses. This feature makes it simple to mount on circuit boards or heatsinks for effective cooling.

Maximum Drain to Source Voltage

The IRF9640 can handle a maximum drain-to-source voltage of -200 V. This high-voltage capacity allows it to perform effectively in circuits requiring significant voltage management. Whether in industrial power systems or smaller electronics, this feature ensures that it remains stable under high-stress conditions.

Maximum Gate to Source Voltage

With a gate-to-source voltage range of ±20 V, this MOSFET provides flexibility in managing input signals. This characteristic allows you to integrate the IRF9640 seamlessly into various circuit designs, from simple controllers to advanced power management systems.

Maximum Continuous Drain Current

Capable of handling a continuous drain current of -11 A, the IRF9640 is suitable for circuits with moderate to high current demands. This makes it an excellent choice for applications involving motors, power supplies, or other systems requiring consistent current flow.

Drain to Source Resistance in ON State

The on-state resistance of just 500 mΩ is a significant advantage of the IRF9640. This low resistance minimizes power loss during operation, improving the overall efficiency of your circuit. It also reduces heat generation, contributing to the reliability and longevity of the device.

Maximum Pulsed Drain Current

The IRF9640 supports a pulsed drain current of up to -44 A, which is useful for applications that experience short, high-current bursts. This capability makes it a dependable choice for systems requiring occasional high-power surges without compromising the device's performance.

Maximum Power Dissipation

With the ability to dissipate up to 125 W of power, the IRF9640 is designed to manage significant thermal loads effectively. This feature makes it a robust option for high-power circuits, ensuring it remains operational even under demanding conditions.

Storage and Operating Temperature

The IRF9640 operates across a wide temperature range of -55°C to 150°C, making it suitable for use in extreme environments. Whether you’re designing for cold outdoor conditions or high-temperature industrial applications, this transistor provides the reliability needed to handle thermal stress.

Advantages of IRF9640

Dynamic dV/dt Rating

The IRF9640 is designed to handle fast voltage changes with ease. This capability makes it suitable for high-speed applications where rapid switching is required, ensuring stability and performance without risking damage to the device.

Repetitive Avalanche Rated

This feature ensures the IRF9640 can withstand repetitive avalanche conditions, providing durability and reliability in circuits prone to voltage spikes. It adds an extra layer of protection, particularly in power-sensitive applications.

P-Channel Design

The P-Channel configuration of this transistor is especially beneficial for circuits requiring high-side load switching. Its design simplifies circuit complexity and reduces the number of components needed, saving both space and effort during assembly.

Fast Switching

The fast switching capability of the IRF9640 enhances its performance in circuits where timing and speed are critical. This makes it an excellent choice for high-frequency applications like power supplies, converters, and motor controllers.

Ease of Paralleling

The IRF9640 can be easily paralleled with other MOSFETs, allowing you to scale up current-handling capabilities when needed. This flexibility makes it a preferred option for high-power applications requiring multiple devices to work in tandem.

Simple Drive Requirements

With low drive requirements, the IRF9640 can be controlled directly by microcontrollers, integrated circuits, or other low-power devices. This eliminates the need for additional driver components, simplifying circuit design and reducing costs.

RoHS Compliant

As a RoHS-compliant device, the IRF9640 adheres to environmental standards, ensuring it is free of hazardous substances. This compliance not only meets regulatory requirements but also supports sustainable and eco-friendly product development.

IRF9640 Test Circuit Diagrams

IRF9640 Unclamped Energy Test Circuit and Waveforms

IRF9640 Switching Time Test Circuit and Waveforms

IRF9640 Gate Charge Test Circuit and Waveforms

IRF9640 Alternative Parts

Part Number	Description	Manufacturer
IRF9640 TRANSISTORS	11A, 200V, 0.5ohm, P-CHANNEL, Si, POWER, MOSFET, TO-220AB	Rochester Electronics LLC
IRF9640-009 TRANSISTORS	Power Field-Effect Transistor, 11A I(D), 200V, 0.5ohm, 1-Element, P-Channel, Silicon, Metal-oxide Semiconductor FET, TO-220AB	Vishay Intertechnologies
IRF9640-001 TRANSISTORS	Power Field-Effect Transistor, 11A I(D), 200V, 0.5ohm, 1-Element, P-Channel, Silicon, Metal-oxide Semiconductor FET	International Rectifier
IRF9640-010 TRANSISTORS	Power Field-Effect Transistor, 11A I(D), 200V, 0.5ohm, 1-Element, P-Channel, Silicon, Metal-oxide Semiconductor FET, TO-220AB	International Rectifier
IRF9640-006 TRANSISTORS	Power Field-Effect Transistor, 11A I(D), 200V, 0.5ohm, 1-Element, P-Channel, Silicon, Metal-oxide Semiconductor FET, TO-220AB	Vishay Intertechnologies
IRF9640PBF TRANSISTORS	Power Field-Effect Transistor, 11A I(D), 200V, 0.5ohm, 1-Element, P-Channel, Silicon, Metal-oxide Semiconductor FET, TO-220AB, ROHS COMPLIANT PACKAGE-3	Vishay Intertechnologies

Equivalents of IRF9640

• 2SJ513

• CEP14P20

• IRF9640PBF

• 9640S

• IRFP9240

• MTW14P20

• IRF044

• IRF044SMD

• IRF054

• IRF054SMD

• IRF100B201

• IRF100B202

Uses for IRF9640

The IRF9640 is a P-Channel MOSFET in a TO-220 package, designed to handle a continuous drain current of -11A and a maximum load voltage of -200V. It is ideal for various switching and amplification applications, offering fast switching speeds for circuits where quick performance is required. With a low drain-to-source resistance of 500 mΩ, it minimizes power loss, making your circuit more efficient. Additionally, its low drive requirements allow it to work directly with ICs, microcontrollers, and platforms like Arduino.

Applications of IRF9640

Switching Regulators

The IRF9640 works well in switching regulators, helping to control voltage and maintain steady output. This makes it a reliable choice for power supply circuits that require efficient voltage regulation.

Switching Converters

You can use the IRF9640 in switching converters to transform electrical power from one form to another. Its ability to handle high-speed switching ensures minimal energy loss, improving the overall performance of your circuit.

Uninterrupted Power Supplies

In uninterrupted power supplies, the IRF9640 helps maintain consistent power flow during outages. Its reliability makes it suitable for systems that need continuous power delivery, such as backup power setups.

Battery Chargers

The IRF9640 is often used in battery chargers to manage the charging process efficiently. It regulates current to protect the battery from overcharging and ensures a safe and effective charging cycle.

Solar Applications

For solar systems, the IRF9640 helps in managing and optimizing power generated by solar panels. It supports efficient energy transfer, making it a dependable component in solar inverters and controllers.

Motor Drivers

The IRF9640 is ideal for motor driver circuits, allowing smooth and precise control of motor speed and direction. Its ability to handle high currents ensures reliable performance in motor-based applications.

Relay Drivers

You can use the IRF9640 as a driver for relays in circuits that need to control high-power devices. It provides stable and efficient operation, ensuring the smooth functioning of relay-based systems.

Packaging Information of IRF9640

Manufacturer Details of IRF9640

The IRF9640 is developed by Vishay, a trusted name in the field of power semiconductor products. Vishay, through its Siliconix subsidiary, has focused on creating solutions that enhance the efficiency of power management systems. Their products are known for reducing the space needed for components, making them ideal for portable and compact devices. As a leading provider of low-voltage power MOSFETs, Vishay has built a reputation for delivering reliable components that contribute to the improved operation of electronic systems, especially in handheld and battery-powered devices.

Parts with Similar Specifications to IRF9640

Parameter	IRF9640	IRFI640GPBF	FQPF10N20C	IRF630FP	IRLS640A
Manufacturer	Vishay Siliconix	Vishay Siliconix	ON Semiconductor	STMicroelectronics	ON Semiconductor
Mount	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Package / Case	TO-220-3	TO-220-3 Full Pack	TO-220-3 Full Pack	TO-220-3 Full Pack	TO-220-3 Full Pack
Drain to Source Voltage	200V	-	-	200V	-
Continuous Drain Current	11A (Tc)	9.5A (Tc)	9.8A (Tc)	9.8A (Tc)	9A (Tc)
Current - Continuous	11A (Tc)	9.5A (Tc)	9.8A (Tc)	9.8A (Tc)	9A (Tc)
Rds On Max	500mΩ	-	-	180mΩ	-
Gate to Source Voltage (Vgs)	20V	30V	20V	20V	20V
Power Dissipation	125W	38W	40W	40W	30W
Power Dissipation (Tc)	125W (Tc)	38W (Tc)	40W (Tc)	40W (Tc)	30W (Tc)

Datasheet PDF

IRF9640 Datasheet:

IRF9640.pdf

IRF9640PBF Datasheet:

IRF9640PBF.pdf

IRFI640GPBF Datasheet:

IRFI640GPBF.pdf

IRF630FP Datasheet:

IRF630FP.pdf