Call us: +86 0755-82563503

Currency: $ US Dollar

Items : %s%s

Inductors

Inductors.jpg
Inductors are passive electronic components that store electrical energy in the form of a magnetic field. They are typically made of a coil of wire wound around a core material and are used in various electrical circuits and systems. Inductors resist changes in current flow and are commonly employed in filtering, energy storage, impedance matching, and signal conditioning applications. They play a vital role in applications such as power supplies, radio frequency (RF) circuits, motor control, and electromagnetic compatibility (EMC) solutions.
Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Mount Packaging Published Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Number of Terminations Termination ECCN Code Max Operating Temperature Min Operating Temperature Depth Diameter RoHS Status Lead Free Contact Plating Current Rating Radiation Hardening Number of Pins Package / Case REACH SVHC Reach Compliance Code Lead Pitch Height Resistance Mounting Type Weight Operating Temperature Size / Dimension Self Resonant Frequency Height Seated (Max) Ratings Current HTS Code Packing Method Number of Functions Frequency - Self Resonant Type Lead Length JESD-609 Code Terminal Finish Surface Mount Operating Temperature (Max) Operating Temperature (Min) Shielding Terminal Shape Composition Case Code (Metric) Case Code (Imperial) Tolerance Current Rating (Amps) Construction Shape/Size Description Inductance Test Frequency DC Resistance (DCR) Inductor Application Terminal Placement Quality Factor-Min (at L-nom) Rated Current-Max Inductor Type Case/Size Code Military Standard Material - Core Core Material Lead Diameter Inductance Tolerance Lead/Base Style Q Factor Series Resistance RMS Current (Irms) Max DC Current DC Current Special Feature Current - Saturation Q @ Freq Inductance Frequency - Test
ELC-09D561DF ELC-09D561DF Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks Through Hole Tape & Reel (TR) 2006 09D yes Obsolete 1 (Unlimited) 2 EAR99 ROHS3 Compliant Lead Free 360mA No Radial, Vertical Cylinder 5mm 8.89mm Through Hole 0.374Dia 9.50mm 0.350 8.90mm 190mA 8504.50.80.00 TR 1 Wirewound 4mm e2 Tin/Copper (Sn/Cu) 105°C -20°C NO ±10% Cylindrical CYLINDRICAL PACKAGE 560μH 10kHz 1.1Ohm POWER INDUCTOR Not Ferrite 0.6 mm Radial 360mA 360mA DC RESISTANCE IS MEASURED AT 20% TOLERANCE
ELJ-PA1R0MF2 ELJ-PA1R0MF2 Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) 2011 PA Obsolete 1 (Unlimited) 2 EAR99 RoHS Compliant 1210 (3225 Metric) unknown Surface Mount -20°C~85°C 0.126Lx0.098W 3.20mmx2.50mm 0.094 2.40mm 8504.50.80.00 TR 1 130MHz Wirewound YES NO J BEND ±20% 1.15A Molded Chip 1μH 1MHz 85mOhm RF INDUCTOR DUAL ENDED 1.15A Ferrite 1.2A 1MHz
ELC-18E562 ELC-18E562 Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 20 Weeks Through Hole Bulk 2002 18E yes Active 1 (Unlimited) 4 EAR99 ROHS3 Compliant Lead Free 460mA No Radial, Vertical Cylinder (Open) 25.0952mm Through Hole 0.748Dia 19.00mm 0.984 25.00mm 8504.50.80.00 1 Wirewound e2 Tin/Copper (Sn/Cu) NO ±10% CYLINDRICAL PACKAGE 5.6mH 10kHz 1.6Ohm Ferrite Radial 460mA
ELL-VGG4R7N ELL-VGG4R7N Panasonic Electronic Components 0.0289
Add to Cart

Min: 1

Mult: 1

0.00000000 download 10 Weeks Surface Mount Tape & Reel (TR) 2008 G Obsolete 1 (Unlimited) 2 SMD/SMT EAR99 85°C -55°C 3.2mm ROHS3 Compliant Tin 1.2A No 2 Nonstandard No SVHC 1.5mm 170mOhm Surface Mount 0.118Lx0.118W 3.00mmx3.00mm 100kHz 0.059 1.50mm 2.2A 8504.50.80.00 TR, Embossed 1 Wirewound e3 YES WRAPAROUND ±30% 4.7μH 100kHz 170mOhm DC-DC CONVERTER DUAL ENDED Not 30% 170mOhm 980mA 980mA 980mA
ELJ-FB121JF ELJ-FB121JF Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2010 FB no Obsolete 1 (Unlimited) 2 SMD/SMT EAR99 3.4mm RoHS Compliant 100mA No 1812 (4532 Metric) 3.2mm Surface Mount 15.989131mg -20°C~85°C 0.177Lx0.126W 4.50mmx3.20mm 0.134 3.40mm 560mA 8504.50.80.00 TR 1 6.1MHz Wirewound e2 Tin/Copper (Sn/Cu) NO WRAPAROUND 4532 1812 ±5% Molded Chip RECTANGULAR PACKAGE 120μH 100kHz 10Ohm Max RF INDUCTOR DUAL ENDED 40 Not Ferrite 40 100mA 100mA Q IS MEASURED AT 1.5 MHZ 40 @ 1.5MHz
ELT-5KT3R3MB ELT-5KT3R3MB Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 10 Weeks Surface Mount Tape & Reel (TR) 2008 5KT yes Active 1 (Unlimited) 2 SMD/SMT EAR99 6mm 5mm RoHS Compliant Lead Free 1A No Nonstandard 1.1mm Surface Mount 0.228Lx0.205W 5.80mmx5.20mm 0.047 1.20mm 8504.50.80.00 TR 1 Wirewound e2 Tin/Copper (Sn/Cu) NO FLAT ±20% Chip RECTANGULAR PACKAGE 3.3μH 100kHz 170mOhm DC-DC CONVERTER DUAL ENDED 2623 1A DCR IS MEASURED AT 20% TOLERANCE
ELJ-NAR10MF ELJ-NAR10MF Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2011 NA no Obsolete 1 (Unlimited) 2 SMD/SMT EAR99 85°C -20°C 2.7mm RoHS Compliant Lead Free 360mA No 2 1210 (3225 Metric) No SVHC 2mm 2.2mm Surface Mount 0.126Lx0.098W 3.20mmx2.50mm 0.094 2.40mm 165mA 8504.50.80.00 TR 1 450MHz Wirewound e2 Tin/Copper (Sn/Cu) NO J BEND 3225 1210 ±20% Chip RECTANGULAR PACKAGE 100nH 100MHz 300mOhm Max RF INDUCTOR DUAL ENDED 10 Not Non-Magnetic 20% 10 360mA 360mA 10 @ 100MHz
ELL-4LG6R2NAM ELL-4LG6R2NAM Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Tape & Reel (TR) G Obsolete 1 (Unlimited) ROHS3 Compliant Nonstandard Surface Mount 0.150Lx0.150W 3.80mmx3.80mm 0.071 1.80mm Wirewound Shielded ±30% 1.1A 6.2μH 140mOhm 930mA 100kHz
ELC-6GN2R2N ELC-6GN2R2N Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 14 Weeks Surface Mount Tape & Reel (TR) 2010 N yes Obsolete 1 (Unlimited) 2 EAR99 RoHS Compliant 2.4A Nonstandard Surface Mount 0.236Lx0.236W 6.00mmx6.00mm 0.063 1.60mm 8504.50.80.00 TR 1 e2 YES ±30% 2.2μH 100kHz 47mOhm 2424 1.9A
ELL-5PS2R7N ELL-5PS2R7N Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2015 S yes Obsolete 1 (Unlimited) 2 SMD/SMT EAR99 6mm RoHS Compliant 2A No 2 Nonstandard No SVHC 2mm 40mOhm Surface Mount 0.197Lx0.197W 5.00mmx5.00mm 100kHz 0.079 2.00mm 450mA 8504.50.80.00 1 Wirewound e3 Shielded ±30% 2.05A RECTANGULAR PACKAGE 2.7μH 100kHz 40mOhm DC-DC CONVERTER DUAL ENDED Not 30% 40mOhm 2A 2A 2.05A
ELL-5PR1R5N ELL-5PR1R5N Panasonic Electronic Components 0.8474
Add to Cart

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2011 R Obsolete 1 (Unlimited) 2 SMD/SMT 5.2mm RoHS Compliant 2.85A No 2 Nonstandard No SVHC 1.8mm 1.85mm 25mOhm Surface Mount 0.197Lx0.197W 5.00mmx5.00mm 0.079 2.00mm 2.3A 8504.50.80.00 Tape, Embossed 1 Wirewound YES ±30% 1.5μH 100kHz 25mOhm DUAL ENDED 5050 30% 25mOhm 2.5A 4A
ELJ-ND82NJF ELJ-ND82NJF Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) 2011 ND yes Obsolete 1 (Unlimited) 2 EAR99 RoHS Compliant 0805 (2012 Metric) compliant Surface Mount -20°C~85°C 0.079Lx0.049W 2.00mmx1.25mm 0.057 1.45mm 8504.50.80.00 TR 1 1.1GHz Wirewound e2 Tin/Copper (Sn/Cu) YES NO ±5% 330mA Chip RECTANGULAR PACKAGE 82nH 100MHz 630mOhm Max 15 0.33A Non-Magnetic 15 @ 100MHz 100MHz
ELJ-NAR15MF ELJ-NAR15MF Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) 2011 NA no Obsolete 1 (Unlimited) 2 EAR99 RoHS Compliant 1210 (3225 Metric) unknown Surface Mount 0.126Lx0.098W 3.20mmx2.50mm 0.094 2.40mm 8504.50.80.00 TR 1 350MHz Wirewound e2 Tin/Copper (Sn/Cu) YES 85°C -20°C NO J BEND ±20% 230mA Chip RECTANGULAR PACKAGE 150nH 25.2MHz 720mOhm Max RF INDUCTOR DUAL ENDED 10 0.23A Non-Magnetic 10 @ 25.2MHz 25.2MHz
ELL-6GM560M ELL-6GM560M Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2005 M Obsolete 1 (Unlimited) EAR99 Non-RoHS Compliant 380mA Nonstandard unknown Surface Mount 0.236Lx0.236W 6.00mmx6.00mm 0.063 1.60mm 8504.50.80.00 Wirewound Shielded ±20% 56μH 100kHz 700mOhm 100kHz
ELJ-RER10JF3 ELJ-RER10JF3 Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) 2012 RE Obsolete 1 (Unlimited) EAR99 Non-RoHS Compliant 0603 (1608 Metric) unknown Surface Mount -40°C~85°C 0.063Lx0.031W 1.60mmx0.80mm 0.031 0.80mm 8504.50.80.00 1.3GHz Multilayer Unshielded ±5% 200mA 100nH 1.8Ohm Max Non-Magnetic 10 @ 100MHz 100MHz
ELL-6GM220M ELL-6GM220M Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2005 M Obsolete 1 (Unlimited) EAR99 RoHS Compliant Contains Lead 620mA Nonstandard unknown 1.5748mm Surface Mount 0.236Lx0.236W 6.00mmx6.00mm 0.063 1.60mm 8504.50.80.00 Wirewound Shielded ±20% 22μH 100kHz 320mOhm 100kHz
ELL-6PM560M ELL-6PM560M Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2005 M Obsolete 1 (Unlimited) 2 EAR99 RoHS Compliant 420mA Nonstandard unknown Surface Mount 0.236Lx0.236W 6.00mmx6.00mm 0.079 2.00mm 8504.50.80.00 TR 1 Wirewound e3 Tin (Sn) NO WRAPAROUND ±20% RECTANGULAR PACKAGE 56μH 100kHz 500mOhm DC-DC CONVERTER DUAL ENDED 0.42A 2424 Ferrite 100kHz
ELJ-RE8N2ZF2 ELJ-RE8N2ZF2 Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) 2012 RE no Obsolete 1 (Unlimited) EAR99 Non-RoHS Compliant 0603 (1608 Metric) unknown Surface Mount -40°C~85°C 0.063Lx0.031W 1.60mmx0.80mm 0.031 0.80mm 8504.50.80.00 3.5GHz Multilayer Unshielded ±0.2nH 400mA 8.2nH 280mOhm Max Non-Magnetic 9 @ 100MHz 100MHz
ELJ-QE6N8ZFA ELJ-QE6N8ZFA Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2015 QE Obsolete 1 (Unlimited) 2 SMD/SMT EAR99 RoHS Compliant 540mA 2 0603 (1608 Metric) No SVHC unknown 1mm 787.4μm 140mOhm Surface Mount -40°C~85°C 0.063Lx0.031W 1.60mmx0.80mm 0.031 0.80mm 450mA 8504.50.80.00 TR, 7 Inch 1 6GHz Multilayer NO WRAPAROUND 1608 0603 ±0.2nH Chip RECTANGULAR PACKAGE 6.8nH 100MHz 140mOhm Max RF INDUCTOR DUAL ENDED 15 Ceramic 15 540mA 15 @ 100MHz
ELC-10D120E ELC-10D120E Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 15 Weeks Bulk 2006 10D yes Obsolete 1 (Unlimited) 2 EAR99 ROHS3 Compliant Radial, Vertical Cylinder Through Hole 0.512Dia 13.00mm 0.591 15.00mm 8504.50.80.00 1 Wirewound e2 Tin/Copper (Sn/Cu) NO NO ±20% 3.8A CYLINDRICAL PACKAGE 12μH 0.01MHz 28mOhm 3.8A FERRITE 10kHz
ELJ-NCR15KF ELJ-NCR15KF Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Cut Tape (CT) 2011 NC no Obsolete 1 (Unlimited) EAR99 RoHS Compliant 1008 (2520 Metric) unknown Surface Mount -20°C~85°C 0.098Lx0.079W 2.50mmx2.00mm 0.071 1.80mm 8504.50.80.00 340MHz Wirewound Unshielded ±10% 160mA 150nH 980mOhm Max Non-Magnetic 10 @ 25.2MHz 25.2MHz
ELJ-QF3N6ZF ELJ-QF3N6ZF Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2002 QF yes Obsolete 1 (Unlimited) 2 SMD/SMT EAR99 RoHS Compliant 380mA 0402 (1005 Metric) Unknown 508μm Surface Mount -40°C~85°C 0.039Lx0.020W 1.00mmx0.50mm 0.022 0.55mm 8504.50.80.00 TR, 7 Inch 1 5.3GHz Multilayer NO WRAPAROUND 1005 0402 ±0.2nH Chip RECTANGULAR PACKAGE 3.6nH 100MHz 140mOhm Max RF INDUCTOR DUAL ENDED 10 Ceramic 10 380mA INDUCTANCE TOLERANCE IS 0.2 NANO HENRY 10 @ 100MHz
ELJ-QF3N3ZF ELJ-QF3N3ZF Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Cut Tape (CT) 2002 QF yes Obsolete 1 (Unlimited) 2 EAR99 RoHS Compliant 400mA 0402 (1005 Metric) Surface Mount -40°C~85°C 0.039Lx0.020W 1.00mmx0.50mm 0.022 0.55mm 8504.50.80.00 TR, 7 Inch 1 5.5GHz Multilayer e3 Tin (Sn) NO WRAPAROUND 1005 0402 ±0.2nH Chip RECTANGULAR PACKAGE 3.3nH 100MHz 120mOhm Max RF INDUCTOR DUAL ENDED 10 Ceramic 400mA INDUCTANCE TOLERANCE IS 0.2 NANO HENRY 10 @ 100MHz
ETQ-P4M6R8YFN ETQ-P4M6R8YFN Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 18 Weeks Surface Mount Tape & Reel (TR) 2015 PCC-M0645M Active 1 (Unlimited) SMD/SMT EAR99 ROHS3 Compliant 5.2A 2-SMD, J-Lead 4.5mm Surface Mount -40°C~150°C 0.256Lx0.236W 6.50mmx6.00mm 0.177 4.50mm AEC-Q200 8504.50.80.00 Shielded Wirewound ±20% 6.8μH 100kHz 43.2mOhm Max GENERAL PURPOSE INDUCTOR Metal Composite 20% 5.2A 10A
ELL-ATV270M ELL-ATV270M Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 14 Weeks Surface Mount Tape & Reel (TR) 2006 V yes Obsolete 1 (Unlimited) 2 SMD/SMT EAR99 10.5mm ROHS3 Compliant Lead Free 2A No Nonstandard Unknown 4.5mm Surface Mount 0.394Lx0.394W 10.00mmx10.00mm 0.177 4.50mm 4A 8504.50.80.00 TR, Embossed 1 Wirewound e3 Tin (Sn) 105°C -40°C YES WRAPAROUND ±20% Rectangular RECTANGULAR PACKAGE 27μH 100kHz 56mOhm POWER INDUCTOR DUAL ENDED 3939 Not Ferrite 20% 2A 2A 2A
ELJ-FD2R7KF ELJ-FD2R7KF Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) 1997 FD Obsolete 1 (Unlimited) 2 EAR99 Non-RoHS Compliant 0805 (2012 Metric) Surface Mount 0.079Lx0.049W 2.00mmx1.25mm 0.057 1.45mm 8504.50.80.00 TR 1 60MHz Wirewound YES Unshielded J BEND ±10% 140mA Chip RECTANGULAR PACKAGE 2.7μH 0.796MHz 2.54Ohm Max RF INDUCTOR DUAL ENDED 15 0.14A FERRITE 15 @ 7.96MHz 7.96MHz
ELL-8TP4R7NB ELL-8TP4R7NB Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 10 Weeks Tape & Reel (TR) 2015 P Obsolete 1 (Unlimited) 2 EAR99 ROHS3 Compliant Nonstandard, Corner Terminals Surface Mount -40°C~105°C 0.315Lx0.315W 8.00mmx8.00mm 0.197 5.00mm 8504.50.80.00 TR, Embossed 1 Wirewound e3 Tin (Sn) YES Shielded ±30% 4A Rectangular 4.7μH 0.1MHz 14mOhm DUAL ENDED 4A 3131 Ferrite DCR MEASURED AT 20 % TOLERANCE 100kHz
ELC-15E470 ELC-15E470 Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Bulk 2002 15E Obsolete 1 (Unlimited) 3 EAR99 RoHS Compliant Radial, Vertical Cylinder compliant Through Hole 0.630Dia 16.00mm 0.906 23.00mm 8504.50.80.00 1 Wirewound 4.5mm e2 Tin/Copper (Sn/Cu) NO 105°C -20°C YES ±10% 3.7A Cylindrical CYLINDRICAL PACKAGE 47μH 0.01MHz 37mOhm POWER INDUCTOR 3.7A FERRITE 0.7 mm DC RESISTANCE IS MEASURED AT 20% TOLERANCE 10kHz
ELC11D471F ELC11D471F Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Radial, Through Hole Bulk 2009 ELC11D Obsolete 1 (Unlimited) 2 EAR99 11.5mm RoHS Compliant 820mA 2 Radial, Vertical Cylinder No SVHC 5mm 13.9mm 490mOhm Through Hole 0.453Dia 11.50mm 10kHz 0.547 13.90mm 8504.50.80.00 1 Wirewound e2 Tin/Copper (Sn/Cu) 105°C NO ±10% Cylindrical CYLINDRICAL PACKAGE 470μH 10kHz 490mOhm POWER INDUCTOR Not Ferrite 10% Radial 490mOhm 820mA 820mA 820mA
ELJ-NJ39NGF2 ELJ-NJ39NGF2 Panasonic Electronic Components 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2002 NJ Obsolete 1 (Unlimited) 2 EAR99 1.1mm Non-RoHS Compliant Contains Lead 400mA No 0603 (1608 Metric) Surface Mount -40°C~85°C 0.063Lx0.031W 1.60mmx0.80mm 0.031 0.80mm 8504.50.80.00 TR 1 3.2GHz Wirewound NO WRAPAROUND 1608 0603 ±2% Chip RECTANGULAR PACKAGE 39nH 250MHz 250mOhm Max RF INDUCTOR DUAL ENDED 40 0604 Non-Magnetic 400mA 40 @ 250MHz
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