Call us: +86 0755-82563503

Currency: $ US Dollar

Items : %s%s

Single MOSFETs Transistors

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Lifecycle Status Mount Packaging Published Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Number of Terminations Termination ECCN Code Max Operating Temperature Min Operating Temperature Length RoHS Status Lead Free Contact Plating Current Rating Radiation Hardening Number of Pins Additional Feature Package / Case REACH SVHC Reach Compliance Code Height Width Resistance Mounting Type Weight Operating Temperature Voltage - Rated DC Technology Operating Mode JESD-609 Code Terminal Finish Terminal Position Terminal Form Peak Reflow Temperature (Cel) Time@Peak Reflow Temperature-Max (s) Base Part Number Pin Count Surface Mount JESD-30 Code Number of Channels Subcategory Qualification Status Number of Elements Configuration JEDEC-95 Code Case Connection Element Configuration Power Dissipation Turn On Delay Time Threshold Voltage Max Dual Supply Voltage Drain to Source Resistance Supplier Device Package Power Dissipation-Max Continuous Drain Current (ID) Transistor Application Drain-source On Resistance-Max DS Breakdown Voltage-Min Turn-Off Delay Time Transistor Element Material FET Type Rds On (Max) @ Id, Vgs Vgs(th) (Max) @ Id Input Capacitance (Ciss) (Max) @ Vds Gate Charge (Qg) (Max) @ Vgs Rise Time Fall Time (Typ) Gate to Source Voltage (Vgs) Drain to Source Breakdown Voltage Dual Supply Voltage Nominal Vgs Drain Current-Max (Abs) (ID) Current - Continuous Drain (Id) @ 25°C Drain to Source Voltage (Vdss) Pulsed Drain Current-Max (IDM) Avalanche Energy Rating (Eas) Input Capacitance Drive Voltage (Max Rds On,Min Rds On) Vgs (Max) Rds On Max
GP2M012A060F GP2M012A060F SemiQ 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Obsolete 1 (Unlimited) TO-220-3 Full Pack Through Hole -55°C~150°C TJ MOSFET (Metal Oxide) TO-220F 53.4W Tc N-Channel 650mOhm @ 6A, 10V 5V @ 250μA 1890pF @ 25V 40nC @ 10V 12A Tc 600V 10V ±30V
NTGS1135PT1G NTGS1135PT1G Rochester Electronics, LLC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) yes Obsolete 1 (Unlimited) 6 ROHS3 Compliant SOT-23-6 Surface Mount -55°C~150°C TJ MOSFET (Metal Oxide) e3 MATTE TIN DUAL GULL WING NOT SPECIFIED NOT SPECIFIED 6 YES R-PDSO-G6 COMMERCIAL 970mW Ta P-Channel 31m Ω @ 4.6A, 4.5V 850mV @ 250μA 2.2pF @ 6V 21nC @ 4.5V 4.6A Ta 8V 1.2V 4.5V ±6V
FDB075N15A_SN00284 FDB075N15A_SN00284 ON Semiconductor 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Tape & Reel (TR) PowerTrench® Obsolete Not Applicable TO-263-3, D2Pak (2 Leads + Tab), TO-263AB Surface Mount -55°C~175°C TJ MOSFET (Metal Oxide) 333W Tc N-Channel 7.5m Ω @ 100A, 10V 4V @ 250μA 7350pF @ 75V 100nC @ 10V 130A Tc 150V 10V ±20V
SI4886DY-T1-GE3 SI4886DY-T1-GE3 Vishay Siliconix 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2016 TrenchFET® yes Obsolete 1 (Unlimited) 8 EAR99 ROHS3 Compliant No 8 8-SOIC (0.154, 3.90mm Width) Surface Mount -55°C~150°C TJ MOSFET (Metal Oxide) ENHANCEMENT MODE e3 PURE MATTE TIN DUAL GULL WING 260 30 8 FET General Purpose Powers 1 Single 2.95W 14 ns 1.56W Ta 9.5A 0.01Ohm 42 ns SILICON N-Channel 10m Ω @ 13A, 10V 800mV @ 250μA (Min) 20nC @ 5V 5ns 18 ns 20V 30V 9.5A Ta 4.5V 10V ±20V
NVMYS8D0N04CTWG NVMYS8D0N04CTWG ON Semiconductor 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 33 Weeks Tape & Reel (TR) Automotive, AEC-Q101 yes Active 1 (Unlimited) Non-RoHS Compliant SOT-1023, 4-LFPAK not_compliant Surface Mount -55°C~175°C TJ MOSFET (Metal Oxide) e3 Tin (Sn) NOT SPECIFIED NOT SPECIFIED 3.8W Ta 38W Tc N-Channel 8.1m Ω @ 15A, 10V 3.5V @ 30μA 625pF @ 25V 10nC @ 10V 16A Ta 49A Tc 40V 10V ±20V
IXFL60N60 IXFL60N60 IXYS 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Tube 2003 HiPerFET™ yes Obsolete 1 (Unlimited) 3 RoHS Compliant 3 AVALANCHE RATED ISOPLUS264™ Through Hole -55°C~150°C TJ MOSFET (Metal Oxide) ENHANCEMENT MODE e1 Tin/Silver/Copper (Sn/Ag/Cu) NOT SPECIFIED NOT SPECIFIED 3 Not Qualified 1 ISOLATED Single 700W 700W Tc 60A SWITCHING 0.08Ohm 110 ns SILICON N-Channel 80m Ω @ 30A, 10V 4V @ 8mA 10000pF @ 25V 380nC @ 10V 52ns 26 ns 20V 600V 60A Tc 240A 4000 mJ 10V ±20V
IRLS640A IRLS640A ON Semiconductor 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 9 Weeks ACTIVE (Last Updated: 4 days ago) Through Hole Tube yes Active 1 (Unlimited) 3 EAR99 ROHS3 Compliant Lead Free 9.8A No 3 LOGIC LEVEL COMPATIBLE TO-220-3 Full Pack Through Hole 2.27g -55°C~150°C TJ 200V MOSFET (Metal Oxide) ENHANCEMENT MODE e3 Tin (Sn) FET General Purpose Power 1 ISOLATED Single 40W 11 ns 40W Tc 9.8A SWITCHING 46 ns SILICON N-Channel 180m Ω @ 4.9A, 5V 2V @ 250μA 1705pF @ 25V 56nC @ 5V 8ns 15 ns 20V 200V 9.8A Tc 64 mJ 5V ±20V
FQP7N65C FQP7N65C ON Semiconductor 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2004 QFET® Obsolete 1 (Unlimited) TO-220-3 Through Hole -55°C~150°C TJ MOSFET (Metal Oxide) TO-220-3 160W Tc N-Channel 1.4Ohm @ 3.5A, 10V 4V @ 250μA 1245pF @ 25V 36nC @ 10V 7A Tc 650V 10V ±30V
IRL3716STRLPBF IRL3716STRLPBF Infineon Technologies 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2004 HEXFET® Obsolete 1 (Unlimited) SMD/SMT 175°C -55°C RoHS Compliant 3 TO-263-3, D2Pak (2 Leads + Tab), TO-263AB No SVHC Surface Mount -55°C~175°C TJ MOSFET (Metal Oxide) 1 Single 210W 3V 4mOhm D2PAK 210W Tc 180A 38 ns N-Channel 4mOhm @ 90A, 10V 3V @ 250μA 5090pF @ 10V 79nC @ 4.5V 140ns 36 ns 20V 20V 20V 3 V 180A Tc 20V 5.09nF 4.5V 10V ±20V 4 mΩ
SCT3060ALHRC11 SCT3060ALHRC11 ROHM Semiconductor 50.5771
Add to Cart

Min: 1

Mult: 1

0.00000000 download 21 Weeks Automotive, AEC-Q101 Active 1 (Unlimited) ROHS3 Compliant TO-247-3 not_compliant Through Hole 175°C TJ SiCFET (Silicon Carbide) e3 Tin (Sn) NOT SPECIFIED NOT SPECIFIED 165W N-Channel 78m Ω @ 13A, 18V 5.6V @ 6.67mA 852pF @ 500V 58nC @ 18V 39A Tc 650V 18V +22V, -4V
DMP3007SPS-13 DMP3007SPS-13 Diodes Incorporated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 17 Weeks Tape & Reel (TR) Active ROHS3 Compliant 8-PowerTDFN Surface Mount -55°C~150°C TJ MOSFET (Metal Oxide) 4.5mOhm PowerDI5060-8 2.7W Ta P-Channel 7mOhm @ 15A, 10V 3V @ 250μA 2826pF @ 15V 64.2nC @ 10V 90A Tc 30V 4.5V 10V ±25V
STD30NE06LT4 STD30NE06LT4 STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) STripFET™ Obsolete 1 (Unlimited) 2 EAR99 ROHS3 Compliant Lead Free 30A TO-252-3, DPak (2 Leads + Tab), SC-63 not_compliant Surface Mount 175°C TJ 60V MOSFET (Metal Oxide) ENHANCEMENT MODE e3 Matte Tin (Sn) GULL WING 260 30 STD30N 3 R-PSSO-G2 FET General Purpose Power Not Qualified 1 TO-252AA DRAIN Single 55W 55W Tc 30A SWITCHING 0.03Ohm SILICON N-Channel 28m Ω @ 15A, 10V 2.5V @ 250μA 2370pF @ 25V 41nC @ 5V 100ns 45 ns 20V 60V 30A Tc 120A 100 mJ 5V 10V ±20V
DMG4435SSS-13 DMG4435SSS-13 Diodes Incorporated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 16 Weeks Surface Mount Digi-Reel® 2012 yes Active 1 (Unlimited) 8 EAR99 4.95mm ROHS3 Compliant Lead Free No 8 8-SOIC (0.154, 3.90mm Width) No SVHC 1.5mm 3.95mm 20mOhm Surface Mount 73.992255mg -55°C~150°C TJ MOSFET (Metal Oxide) ENHANCEMENT MODE e3 Matte Tin (Sn) DUAL GULL WING 260 40 8 1 Other Transistors 1 Single 2.5W 8.6 ns -1.7V 2.5W Ta 7.3A SWITCHING 30V 44.9 ns SILICON P-Channel 16m Ω @ 11A, 20V 2.5V @ 250μA 1614pF @ 15V 35.4nC @ 10V 12.7ns 22.8 ns 25V 7.3A Ta 30V 5V 20V ±25V
DMN2600UFB-7 DMN2600UFB-7 Diodes Incorporated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 17 Weeks Surface Mount Tape & Reel (TR) 2011 yes Active 1 (Unlimited) 3 EAR99 ROHS3 Compliant No 3 HIGH RELIABILITY, LOW THRESHOLD 3-UFDFN No SVHC Surface Mount -55°C~150°C TJ MOSFET (Metal Oxide) ENHANCEMENT MODE e4 Nickel/Palladium/Gold (Ni/Pd/Au) BOTTOM 260 40 3 2 FET General Purpose Power 1 SINGLE WITH BUILT-IN DIODE DRAIN 4.1 ns 540mW Ta 1.3A SWITCHING 34.8 ns SILICON N-Channel 350m Ω @ 200mA, 4.5V 1V @ 250μA 70.13pF @ 15V 0.85nC @ 4.5V 11.5ns 20.9 ns 8V 1.3A Ta 25V 1.8V 4.5V ±8V
IRF7700 IRF7700 Infineon Technologies 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Tube 2007 HEXFET® Obsolete 1 (Unlimited) 8 EAR99 Non-RoHS Compliant HIGH RELIABILITY 8-TSSOP (0.173, 4.40mm Width) Surface Mount -55°C~150°C TJ MOSFET (Metal Oxide) ENHANCEMENT MODE e3 Matte Tin (Sn) DUAL GULL WING 260 30 YES R-PDSO-G8 Other Transistors Not Qualified 1 SINGLE WITH BUILT-IN DIODE MO-153AA 1.5W Tc SWITCHING 0.015Ohm 20V SILICON P-Channel 15m Ω @ 8.6A, 4.5V 1.2V @ 250μA 4300pF @ 15V 89nC @ 5V 8.6A 8.6A Tc 20V 68A 2.5V 4.5V ±12V
EPC2010 EPC2010 EPC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 14 Weeks Surface Mount Cut Tape (CT) 2013 eGaN® Discontinued 1 (Unlimited) ROHS3 Compliant Die Surface Mount -40°C~125°C TJ GaNFET (Gallium Nitride) Die 12A N-Channel 25mOhm @ 6A, 5V 2.5V @ 3mA 540pF @ 100V 7.5nC @ 5V 12A Ta 200V 540pF 5V +6V, -4V 25 mΩ
PMPB29XPE,115 PMPB29XPE,115 Nexperia USA Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Tape & Reel (TR) 2012 Active 1 (Unlimited) 6 ROHS3 Compliant Tin 6 6-UDFN Exposed Pad Surface Mount -55°C~150°C TJ MOSFET (Metal Oxide) ENHANCEMENT MODE e3 DUAL NO LEAD NOT SPECIFIED NOT SPECIFIED 6 YES 1 1 DRAIN Single 12 ns -20V 1.7W Ta 12.5W Tc 5A SWITCHING 0.038Ohm 91 ns SILICON P-Channel 32.5m Ω @ 5A, 4.5V 900mV @ 250μA 2970pF @ 10V 45nC @ 4.5V 53ns 48 ns -680mV -20V 5A 5A Ta 20V 1.8V 4.5V ±12V
HUFA75345P3 HUFA75345P3 Rochester Electronics, LLC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube UltraFET™ yes Obsolete 1 (Unlimited) 3 ROHS3 Compliant TO-220-3 unknown Through Hole -55°C~175°C TJ MOSFET (Metal Oxide) ENHANCEMENT MODE e3 MATTE TIN SINGLE NOT APPLICABLE NOT APPLICABLE 3 NO R-PSFM-T3 COMMERCIAL 1 SINGLE WITH BUILT-IN DIODE TO-220AB DRAIN 325W Tc SWITCHING 0.007Ohm 55V SILICON N-Channel 7m Ω @ 75A, 10V 4V @ 250μA 4pF @ 25V 275nC @ 20V 75A 75A Tc 55V 10V ±20V
FDP040N06 FDP040N06 ON Semiconductor 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2004 PowerTrench® Obsolete 1 (Unlimited) RoHS Compliant TO-220-3 compliant Through Hole -55°C~175°C TJ MOSFET (Metal Oxide) NOT SPECIFIED NOT SPECIFIED 231W Tc N-Channel 4m Ω @ 75A, 10V 4.5V @ 250μA 8235pF @ 25V 133nC @ 10V 120A Tc 60V 10V ±20V
PH6530AL,115 PH6530AL,115 NXP USA Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Tape & Reel (TR) 2013 Obsolete 1 (Unlimited) ROHS3 Compliant SC-100, SOT-669 Surface Mount MOSFET (Metal Oxide) N-Channel 30V
R6020ENZC17 R6020ENZC17 ROHM Semiconductor 5.1206
Add to Cart

Min: 1

Mult: 1

0.00000000 download Active TO-3P-3 Full Pack Through Hole 150°C TJ MOSFET (Metal Oxide) 120W Tc N-Channel 196m Ω @ 9.5A, 10V 4V @ 1mA 1400pF @ 25V 60nC @ 10V 20A Tc 600V 10V ±20V
FKI06075 FKI06075 Sanken 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 12 Weeks Through Hole Tube 2014 Active 1 (Unlimited) RoHS Compliant TO-220-3 Full Pack Through Hole -55°C~150°C TJ MOSFET (Metal Oxide) NOT SPECIFIED NOT SPECIFIED 40W Tc 52A N-Channel 6.3m Ω @ 39A, 10V 2.5V @ 1mA 3810pF @ 25V 53.6nC @ 10V 52A Tc 60V 4.5V 10V ±20V
STD45N10F7 STD45N10F7 STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 52 Weeks ACTIVE (Last Updated: 8 months ago) Surface Mount Tape & Reel (TR) DeepGATE™, STripFET™ VII Active 1 (Unlimited) 2 EAR99 6.6mm ROHS3 Compliant Lead Free No 3 TO-252-3, DPak (2 Leads + Tab), SC-63 2.4mm 6.2mm Surface Mount 3.949996g -55°C~175°C TJ MOSFET (Metal Oxide) ENHANCEMENT MODE GULL WING STD45 R-PSSO-G2 1 1 DRAIN Single 15 ns 60W Tc 45A SWITCHING 24 ns SILICON N-Channel 18m Ω @ 22.5A, 10V 4.5V @ 250μA 1640pF @ 50V 25nC @ 10V 17ns 8 ns 20V 100V 45A Tc 10V
IRFU9010PBF IRFU9010PBF Vishay Siliconix 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Through Hole Tube 2016 yes Active 1 (Unlimited) 3 EAR99 ROHS3 Compliant Lead Free -5.3A No 3 AVALANCHE RATED TO-251-3 Short Leads, IPak, TO-251AA 500mOhm Through Hole -55°C~150°C TJ MOSFET (Metal Oxide) ENHANCEMENT MODE e3 Matte Tin (Sn) 260 40 3 Other Transistors 1 DRAIN Single 6.1 ns 25W Tc 5.3A SWITCHING 13 ns SILICON P-Channel 500m Ω @ 2.8A, 10V 4V @ 250μA 240pF @ 25V 9.1nC @ 10V 47ns 35 ns 50V 5.3A Tc 21A 10V ±20V
STI5N52U STI5N52U STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Tube UltraFASTmesh™ Obsolete 1 (Unlimited) EAR99 ROHS3 Compliant TO-262-3 Long Leads, I2Pak, TO-262AA 1.28Ohm Through Hole -55°C~150°C TJ MOSFET (Metal Oxide) STI5N 70W Tc 4.4A N-Channel 1.5 Ω @ 2.2A, 10V 4.5V @ 50μA 529pF @ 25V 16.9nC @ 10V 4.4A Tc 525V 10V ±30V
IXTH96N25T IXTH96N25T IXYS 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 30 Weeks Through Hole Tube 2007 TrenchHV™ yes Active 1 (Unlimited) 3 EAR99 ROHS3 Compliant AVALANCHE RATED TO-247-3 Through Hole -55°C~150°C TJ MOSFET (Metal Oxide) ENHANCEMENT MODE e1 Tin/Silver/Copper (Sn/Ag/Cu) NOT SPECIFIED NOT SPECIFIED 3 R-PSFM-T3 Not Qualified 1 TO-247AD DRAIN Single 625W 625W Tc 96A SWITCHING 0.029Ohm 59 ns SILICON N-Channel 29m Ω @ 500mA, 10V 5V @ 1mA 6100pF @ 25V 114nC @ 10V 22ns 28 ns 30V 250V 96A Tc 250A 2000 mJ 10V ±30V
FQD17N08LTF FQD17N08LTF ON Semiconductor 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Tape & Reel (TR) 2016 QFET® Obsolete 1 (Unlimited) TO-252-3, DPak (2 Leads + Tab), SC-63 Surface Mount -55°C~150°C TJ MOSFET (Metal Oxide) TO-252, (D-Pak) 2.5W Ta 40W Tc N-Channel 100mOhm @ 6.45A, 10V 2V @ 250μA 520pF @ 25V 11.5nC @ 5V 12.9A Tc 80V 5V 10V ±20V
IXFH60N20 IXFH60N20 IXYS 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Tube 2002 HiPerFET™ yes Active 1 (Unlimited) 3 EAR99 ROHS3 Compliant 3 AVALANCHE RATED TO-247-3 Through Hole -55°C~150°C TJ MOSFET (Metal Oxide) ENHANCEMENT MODE NOT SPECIFIED NOT SPECIFIED 3 FET General Purpose Power Not Qualified 1 DRAIN Single 300W 300W Tc 60A SWITCHING 85 ns SILICON N-Channel 33m Ω @ 30A, 10V 4V @ 4mA 5200pF @ 25V 155nC @ 10V 63ns 26 ns 20V 200V 60A Tc 240A 2500 mJ 10V ±20V
FDMS86320 FDMS86320 ON Semiconductor 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks ACTIVE (Last Updated: 2 days ago) Surface Mount Tape & Reel (TR) PowerTrench® yes Active 1 (Unlimited) 5 EAR99 5mm ROHS3 Compliant Tin No 8 8-PowerTDFN 1.05mm 6mm Surface Mount 74mg -55°C~150°C TJ MOSFET (Metal Oxide) ENHANCEMENT MODE e3 DUAL FLAT R-PDSO-F5 FET General Purpose Power 1 MO-240AA DRAIN Single 69W 15 ns 2.5W Ta 69W Tc 10.5A SWITCHING 20 ns SILICON N-Channel 11.7m Ω @ 10.5A, 10V 4.5V @ 250μA 2640pF @ 40V 41nC @ 10V 8ns 5 ns 20V 80V 22A 10.5A Ta 22A Tc 50A 60 mJ 8V 10V ±20V
IXTH102N25T IXTH102N25T IXYS 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Through Hole Tube Active 1 (Unlimited) ROHS3 Compliant TO-247-3 Through Hole MOSFET (Metal Oxide) 102A N-Channel 102A Tc 250V
Settings Need Help?
Top FAQ's

How can I quickly find answers to my questions?

Please visit the Help & Support area of our website to find information regarding ordering, shipping, delivery and more.

What is my Order Status?

Registered users can track orders from their account dropdown, or click here. *Order Status may take 12 hours to update after initial order is placed.

How do I return product?

Users can begin the returns process by starting with our Returns Page.

How do I find price and availability?

Quotes can be created by registered users in myLists.

How do I create a 'HK JDW' Account?

Visit the Registration Page and enter the required information. You will receive an email confirmation when your registration is complete.

United Kingdom/GBP Summary
Fast Shipping Fast Delivery

Orders are typically delivered to United Kingdom within 48 hours depending on location.

Free Shipping Free Shipping

Free delivery to United Kingdom on orders of £33 or more. A delivery charge of £12 will be billed on all orders less than £33.

Incoterms Incoterms

DDP (Duty and customs paid by HK JDW)

Payment Options Payment Types

Credit account for qualified institutions and businesses

Payment in Advance by Wire Transfer

Visa Mastercard American Express PayPal Apple Pay Google Pay

Marketplace Marketplace Product

More Products From Fully Authorized Partners

Average Time to Ship 1-3 Days, extra ship charges may apply. Please see product page, cart, and checkout for actual ship speed.

Incoterms: CPT (Duty, customs, and applicable VAT/Tax due at time of delivery)

For more information visit Help & Support