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HomeProductsDiscrete Semiconductor ProductsTransistors - FETs, MOSFETs - SingleFQT4N20LTF
Fairchild Semiconductor
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See specifications for product details.

FQT4N20LTF - Fairchild Semiconductor

Manufacturer Part Number
FQT4N20LTF
Manufacturer
Fairchild (onsemi)
Allelco Part Number
32D-FQT4N20LTF
ECAD Model
Parts Description
POWER FIELD-EFFECT TRANSISTOR, 0
Detailed Description
Package
TO-261-4, TO-261AA
Data sheet
FQT4N20LTF.pdf
In stock: 4400

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Quantity

Specifications

FQT4N20LTF Tech Specifications
Fairchild Semiconductor - FQT4N20LTF technical specifications, attributes, parameters and parts with similar specifications to Fairchild Semiconductor - FQT4N20LTF

Product Attribute Attribute Value  
Manufacturer Fairchild (onsemi)  
Vgs(th) (Max) @ Id 2V @ 250µA  
Vgs (Max) ±20V  
Technology MOSFET (Metal Oxide)  
Supplier Device Package SOT-223-4  
Series QFET®  
Rds On (Max) @ Id, Vgs 1.35Ohm @ 425mA, 10V  
Power Dissipation (Max) 2.2W (Tc)  
Package / Case TO-261-4, TO-261AA  
Package Bulk  
Product Attribute Attribute Value  
Operating Temperature -55°C ~ 150°C (TJ)  
Mounting Type Surface Mount  
Input Capacitance (Ciss) (Max) @ Vds 310 pF @ 25 V  
Gate Charge (Qg) (Max) @ Vgs 5.2 nC @ 5 V  
FET Type N-Channel  
FET Feature -  
Drive Voltage (Max Rds On, Min Rds On) 5V, 10V  
Drain to Source Voltage (Vdss) 200 V  
Current - Continuous Drain (Id) @ 25°C 850mA (Tc)  

Parts Introduction

Manufacturer Part Number

FQT4N20LTF

Manufacturer

Fairchild (onsemi)

Introduction

High-performance N-Channel MOSFET transistor suitable for a wide range of power management and switching applications.

Product Features and Performance

200V Drain-to-Source Voltage (Vdss)

35Ohm maximum On-State Resistance (Rds(on)) at 425mA, 10V

850mA maximum Continuous Drain Current (Id) at 25°C

310pF maximum Input Capacitance (Ciss) at 25V

2W maximum Power Dissipation at 25°C

Product Advantages

Efficient power management and switching

Low on-state resistance for minimal power loss

Reliable high-voltage operation

Wide operating temperature range

Key Technical Parameters

Vdss: 200V

Vgs(th) (Max): 2V @ 250A

Rds(on) (Max): 1.35Ohm @ 425mA, 10V

Id (Tc): 850mA

Ciss (Max): 310pF @ 25V

Power Dissipation (Max): 2.2W

Quality and Safety Features

Robust MOSFET technology

Suitable for high-temperature environments (-55°C to 150°C)

Stringent quality control and testing

Compatibility

Compatible with a wide range of power electronic applications

Application Areas

Power supplies

Motor drives

Switching regulators

Lighting ballasts

Industrial controls

Product Lifecycle

Currently in production

Replacements and upgrades may be available in the future

Key Reasons to Choose This Product

Excellent power efficiency and low power loss

Reliable high-voltage operation

Wide operating temperature range

Robust and durable design

Suitable for a variety of power management and switching applications

Parts with Similar Specifications

The three parts on the right have similar specifications to Fairchild Semiconductor FQT4N20LTF

Product Attribute FQT4N20LTF FQT4N20TF FQT4N20TF FQT2P25TF
Part Number FQT4N20LTF FQT4N20TF FQT4N20TF FQT2P25TF
Manufacturer Fairchild Semiconductor onsemi Fairchild Semiconductor onsemi
Drive Voltage (Max Rds On, Min Rds On) 5V, 10V 10V 10V 10V
Package / Case TO-261-4, TO-261AA TO-261-4, TO-261AA TO-261-4, TO-261AA TO-261-4, TO-261AA
Operating Temperature -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ)
FET Type N-Channel N-Channel N-Channel P-Channel
FET Feature - - - -
Vgs(th) (Max) @ Id 2V @ 250µA 5V @ 250µA 5V @ 250µA 5V @ 250µA
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Input Capacitance (Ciss) (Max) @ Vds 310 pF @ 25 V 220 pF @ 25 V 220 pF @ 25 V 250 pF @ 25 V
Supplier Device Package SOT-223-4 SOT-223-4 SOT-223-4 SOT-223-4
Gate Charge (Qg) (Max) @ Vgs 5.2 nC @ 5 V 6.5 nC @ 10 V 6.5 nC @ 10 V 8.5 nC @ 10 V
Rds On (Max) @ Id, Vgs 1.35Ohm @ 425mA, 10V 1.4Ohm @ 425mA, 10V 1.4Ohm @ 425mA, 10V 4Ohm @ 275mA, 10V
Drain to Source Voltage (Vdss) 200 V 200 V 200 V 250 V
Package Bulk Tape & Reel (TR) Bulk Tape & Reel (TR)
Vgs (Max) ±20V ±30V ±30V ±30V
Power Dissipation (Max) 2.2W (Tc) 2.2W (Tc) 2.2W (Tc) 2.5W (Tc)
Technology MOSFET (Metal Oxide) MOSFET (Metal Oxide) MOSFET (Metal Oxide) MOSFET (Metal Oxide)
Current - Continuous Drain (Id) @ 25°C 850mA (Tc) 850mA (Tc) 850mA (Tc) 550mA (Tc)
Series QFET® - - QFET®

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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Fairchild Semiconductor

FQT4N20LTF

Fairchild Semiconductor
32D-FQT4N20LTF

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