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 Depth Length RoHS Status Lead Free Current Rating Radiation Hardening Package / Case Reach Compliance Code Height Width Mounting Type Weight Operating Temperature Size / Dimension Self Resonant Frequency Height Seated (Max) HTS Code Packing Method Number of Functions Frequency - Self Resonant Type Lead Length JESD-609 Code Terminal Finish Operating Temperature (Max) Shielding Terminal Shape Reference Standard Tolerance Current Rating (Amps) Construction Shape/Size Description Inductance Test Frequency DC Resistance (DCR) Inductor Application Terminal Placement Rated Current-Max Inductor Type Case/Size Code Military Standard Material - Core Core Material Lead Diameter Lead Spacing Lead/Base Style Max DC Current DC Current Special Feature Current - Saturation Inductance Frequency - Test
CDEP147NP-1R8MC-73 CDEP147NP-1R8MC-73 Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 15 Weeks Surface Mount Tape & Reel (TR) 2005 CDEP147 yes Active 1 (Unlimited) 3 EAR99 14.9mm ROHS3 Compliant Lead Free 17.5A No Nonstandard 8mm Surface Mount 5.3g -40°C~125°C 0.571Lx0.571W 14.50mmx14.50mm 0.315 8.00mm 8504.50.80.00 TR 1 Wirewound NO WRAPAROUND ±20% RECTANGULAR PACKAGE 1.8μH 100kHz 3.23mOhm Max POWER INDUCTOR 5757 Ferrite 17.5A 29.6A
CDC5D23BNP-6R8MC CDC5D23BNP-6R8MC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 12 Weeks Surface Mount Tape & Reel (TR) 2007 CDC5D23B yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant 1.36A Nonstandard unknown 2.5mm Surface Mount 215.002783mg -40°C~100°C 0.228Lx0.228W 5.80mmx5.80mm 0.098 2.50mm 8504.50.80.00 1 Unshielded WRAPAROUND ±10% RECTANGULAR PACKAGE 6.8μH 100kHz 91mOhm Max POWER INDUCTOR DUAL ENDED GENERAL PURPOSE INDUCTOR 2323 Ferrite 1.36A
CEP125NP-5R6MC-H CEP125NP-5R6MC-H Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 15 Weeks Surface Mount Tape & Reel (TR) 2008 CEP125 yes Active 1 (Unlimited) 2 SMD/SMT EAR99 12.9mm ROHS3 Compliant Lead Free 8.2A No Nonstandard 5.6mm Surface Mount -40°C~125°C 0.492Lx0.492W 12.50mmx12.50mm 0.220 5.60mm 8504.50.80.00 TR, 13 Inch 1 Wirewound e3 Tin (Sn) NO WRAPAROUND ±20% RECTANGULAR PACKAGE 5.6μH 100kHz 11.4mOhm Max POWER INDUCTOR DUAL ENDED 4949 Not Ferrite 7.7A 8.2A 8.8A
RCH664NP-151K RCH664NP-151K Sumida America Components Inc. 0.8019
Add to Cart

Min: 1

Mult: 1

0.00000000 download 12 Weeks Through Hole Tape & Reel (TR) 2012 RCH-664 yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant 480mA No Radial, Vertical Cylinder (Open) 6.5mm Through Hole 700.006425mg -40°C~100°C 0.236Dia 6.00mm 6.2MHz 0.256 6.50mm 8504.50.80.00 1 Wirewound 4mm NO ±10% RECTANGULAR PACKAGE 150μH 1kHz 640mOhm Max POWER INDUCTOR Ferrite 0.5 mm 4mm Radial 480mA
CR54-180MC CR54-180MC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2002 CR54 no Obsolete 1 (Unlimited) 2 EAR99 Non-RoHS Compliant Contains Lead 1.23A Nonstandard unknown Surface Mount -30°C~100°C 0.228Lx0.209W 5.80mmx5.30mm 0.191 4.85mm 8504.50.80.00 1 23.3MHz Wirewound NO WRAPAROUND ±20% RECTANGULAR PACKAGE 18μH 2.52MHz 150mOhm Max POWER INDUCTOR DUAL ENDED Ferrite 2.52MHz
CR75NP-2R2MC CR75NP-2R2MC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 10 Weeks Surface Mount Tape & Reel (TR) 2010 CR75 yes Active 1 (Unlimited) 2 ROHS3 Compliant Lead Free 4.5A Nonstandard unknown 5.5118mm Surface Mount -40°C~100°C 0.307Lx0.276W 7.80mmx7.00mm 0.217 5.50mm 1 36.4MHz Wirewound NO WRAPAROUND ±20% RECTANGULAR PACKAGE 2.2μH 7.96MHz 19.5mOhm Max POWER INDUCTOR DUAL ENDED 3229 Ferrite 7.96MHz
CR75-120KC CR75-120KC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2002 CR75 no Obsolete 1 (Unlimited) 2 EAR99 Non-RoHS Compliant Contains Lead 2A Nonstandard unknown Surface Mount -30°C~100°C 0.307Lx0.276W 7.80mmx7.00mm 0.217 5.50mm 8504.50.80.00 1 23MHz Wirewound NO WRAPAROUND ±10% RECTANGULAR PACKAGE 12μH 2.52MHz 80mOhm Max POWER INDUCTOR DUAL ENDED 2A Ferrite 2.52MHz
CDPH45D13FHF-220MC CDPH45D13FHF-220MC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Cut Tape (CT) 2012 CDPH Obsolete 1 (Unlimited) SMD/SMT EAR99 ROHS3 Compliant 660mA Nonstandard unknown 1.4mm Surface Mount -40°C~105°C 0.185Lx0.177W 4.70mmx4.50mm 0.055 1.40mm 8504.50.80.00 YES ±20% 22μH 100kHz 644mOhm Max GENERAL PURPOSE INDUCTOR 1919 Ferrite 660mA 740mA
CDH38D11SNP-180MC CDH38D11SNP-180MC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 28 Weeks Surface Mount Tape & Reel (TR) 2005 CDH38D11/S yes Active 1 (Unlimited) 2 4mm ROHS3 Compliant 620mA No Nonstandard 1.2mm Surface Mount -40°C~105°C 0.150Lx0.150W 3.80mmx3.80mm 0.047 1.20mm 1 YES WRAPAROUND ±20% RECTANGULAR PACKAGE 18μH 100kHz 760mOhm Max POWER INDUCTOR DUAL ENDED GENERAL PURPOSE INDUCTOR Ferrite 620mA 640mA
CLS4D23B-220NC CLS4D23B-220NC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 12 Weeks Surface Mount Tape & Reel (TR) 2009 CLS4D23B yes Active 1 (Unlimited) 4 EAR99 ROHS3 Compliant 850mA Nonstandard unknown Surface Mount -40°C~105°C 0.197Lx0.189W 5.00mmx4.80mm 0.098 2.50mm 8504.50.80.00 2 NO WRAPAROUND ±30% RECTANGULAR PACKAGE 22μH 1MHz 430mOhm Max POWER INDUCTOR DUAL IN-LINE 0.85A GENERAL PURPOSE INDUCTOR Ferrite PARALLEL CONNECTED 500mA 1MHz
RCH110BNP-150M RCH110BNP-150M Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 12 Weeks Through Hole Tape & Reel (TR) 2012 RCH110B yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant 3.7A No Radial, Vertical Cylinder, 4 Leads (Open) 10.5mm Through Hole 2.200008g -30°C~85°C 0.394Dia 10.00mm 0.413 10.50mm 8504.50.80.00 1 Wirewound 3.5mm NO ±20% CYLINDRICAL PACKAGE 15μH 1kHz 36mOhm Max Ferrite 0.7 mm Pin 3.7A
CDRH8D38NP-6R0NC CDRH8D38NP-6R0NC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 14 Weeks Surface Mount Tape & Reel (TR) 2004 CDRH8D38 yes Active 1 (Unlimited) 2 SMD/SMT EAR99 8.3mm ROHS3 Compliant Lead Free 4A No Nonstandard 4mm Surface Mount 900.012311mg -40°C~100°C 0.315Lx0.315W 8.00mmx8.00mm 0.157 4.00mm 8504.50.80.00 1 YES WRAPAROUND ±30% RECTANGULAR PACKAGE 6μH 100kHz 32mOhm Max POWER INDUCTOR DUAL ENDED GENERAL PURPOSE INDUCTOR 3232 Ferrite 4A 4.2A
CDRH127-471MC CDRH127-471MC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2001 CDRH127 Obsolete 1 (Unlimited) 4 EAR99 Non-RoHS Compliant Contains Lead 790mA Nonstandard unknown Surface Mount -40°C~100°C 0.472Lx0.472W 12.00mmx12.00mm 0.315 8.00mm 8504.50.80.00 1 NO WRAPAROUND ±20% RECTANGULAR PACKAGE 470μH 1kHz 980mOhm Max POWER INDUCTOR DUAL ENDED 0.79A GENERAL PURPOSE INDUCTOR 4848 Ferrite 1kHz
CDRH5D18NP-5R4NC CDRH5D18NP-5R4NC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 28 Weeks Surface Mount Tape & Reel (TR) 2006 CDRH5D18 yes Active 1 (Unlimited) 2 SMD/SMT EAR99 6mm ROHS3 Compliant Lead Free 1.6A No Nonstandard 2mm Surface Mount 219.992299mg -40°C~125°C 0.224Lx0.224W 5.70mmx5.70mm 0.079 2.00mm 8504.50.80.00 TR, 13 Inch 1 YES WRAPAROUND ±30% RECTANGULAR PACKAGE 5.4μH 100kHz 76mOhm Max POWER INDUCTOR DUAL ENDED GENERAL PURPOSE INDUCTOR 2222 Not Ferrite 1.6A 1.6A
RCH875NP-101K RCH875NP-101K Sumida America Components Inc. 0.6733
Add to Cart

Min: 1

Mult: 1

0.00000000 download 12 Weeks Through Hole Tape & Reel (TR) 2012 RCH-875 yes Active 1 (Unlimited) 2 Through Hole EAR99 ROHS3 Compliant 590mA No Radial, Vertical Cylinder (Open) 7.5mm Through Hole 1.130012g -40°C~100°C 0.307Dia 7.80mm 0.295 7.50mm 8504.50.80.00 1 Wirewound NO ±10% CYLINDRICAL PACKAGE 100μH 1kHz 350mOhm Max Ferrite 0.7 mm Radial 890mA
RCH654NP-390K RCH654NP-390K Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 12 Weeks Through Hole Tape & Reel (TR) 2012 RCH-654 yes Active 1 (Unlimited) 2 Through Hole EAR99 ROHS3 Compliant 680mA No Radial, Vertical Cylinder (Open) 5mm Through Hole 500.000539mg -40°C~85°C 0.236Dia 6.00mm 0.197 5.00mm 8504.50.80.00 1 Wirewound 4mm NO ±10% CYLINDRICAL PACKAGE 39μH 2.52MHz 290mOhm Max POWER INDUCTOR Ferrite 4mm Radial 680mA
CDR6D28MNNP-6R5NC CDR6D28MNNP-6R5NC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 12 Weeks Surface Mount Tape & Reel (TR) 2012 CDR6D28MN yes Active 1 (Unlimited) 2 EAR99 6.8mm ROHS3 Compliant Lead Free 2.1A No Nonstandard 3mm Surface Mount 346.998163mg -40°C~105°C 0.256Lx0.256W 6.50mmx6.50mm 0.118 3.00mm 8504.50.80.00 TR, 13 Inch 1 YES WRAPAROUND ±25% RECTANGULAR PACKAGE 6.5μH 100kHz 70mOhm Max POWER INDUCTOR DUAL ENDED GENERAL PURPOSE INDUCTOR 2626 Ferrite 2.1A 3.05A
CDRH4D22NP-470NC CDRH4D22NP-470NC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 28 Weeks Surface Mount Tape & Reel (TR) 2012 CDRH4D22 yes Active 1 (Unlimited) 2 SMD/SMT EAR99 5mm ROHS3 Compliant Lead Free 820mA No Nonstandard 2.4mm Surface Mount 200.005886mg -40°C~100°C 0.185Lx0.185W 4.70mmx4.70mm 0.094 2.40mm 8504.50.80.00 TR 1 YES WRAPAROUND ±30% RECTANGULAR PACKAGE 47μH 100kHz 500.4mOhm Max DUAL ENDED GENERAL PURPOSE INDUCTOR 1919 Ferrite 820mA 380mA
CDR7D28MNNP-150NC CDR7D28MNNP-150NC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 28 Weeks Surface Mount Tape & Reel (TR) 2006 CDR7D28MN yes Active 1 (Unlimited) 2 SMD/SMT EAR99 7.6mm ROHS3 Compliant Lead Free 2A No Nonstandard 3mm Surface Mount -40°C~105°C 0.287Lx0.287W 7.30mmx7.30mm 0.118 3.00mm 8504.50.80.00 TR, 13 INCH 1 YES WRAPAROUND ±25% RECTANGULAR PACKAGE 15μH 100kHz 81.3mOhm Max POWER INDUCTOR DUAL ENDED GENERAL PURPOSE INDUCTOR 2929 Not Ferrite 2A 2A 2.1A
CDCH8D38/ANP-470KC CDCH8D38/ANP-470KC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 15 Weeks Surface Mount Tape & Reel (TR) CDCH8D38/ANP yes Obsolete 1 (Unlimited) 4 ROHS3 Compliant 690mA Nonstandard unknown 4mm Surface Mount 0.315Lx0.315W 8.00mmx8.00mm 0.157 4.00mm 1 125°C NO WRAPAROUND ±10% RECTANGULAR PACKAGE 47μH 100kHz 326.3mOhm Max POWER INDUCTOR DUAL IN-LINE GENERAL PURPOSE INDUCTOR 690mA
CDRH127/LD-271MC CDRH127/LD-271MC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2003 CDRH127/LD Obsolete 1 (Unlimited) 4 EAR99 Non-RoHS Compliant Contains Lead 1.3A Nonstandard unknown Surface Mount -40°C~100°C 0.472Lx0.472W 12.00mmx12.00mm 0.315 8.00mm 8504.50.80.00 TR 1 NO WRAPAROUND ±20% Square RECTANGULAR PACKAGE 270μH 1kHz 419mOhm Max POWER INDUCTOR DUAL ENDED GENERAL PURPOSE INDUCTOR 4848 1kHz
CDRH10D48/ANP-121MC CDRH10D48/ANP-121MC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 28 Weeks Surface Mount Tape & Reel (TR) 2006 CDRH10D60B/T150 yes Active 1 (Unlimited) 4 SMD/SMT EAR99 10.5mm ROHS3 Compliant 820mA No Nonstandard 5mm Surface Mount -40°C~125°C 0.406Lx0.394W 10.30mmx10.00mm 0.177 4.50mm 8504.50.80.00 TR 1 YES WRAPAROUND AEC-Q200 ±20% RECTANGULAR PACKAGE 120μH 100kHz 374mOhm Max POWER INDUCTOR DUAL IN-LINE GENERAL PURPOSE INDUCTOR 3939 Ferrite 820mA
RCH654NP-1R5M RCH654NP-1R5M Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 12 Weeks Through Hole Tape & Reel (TR) 2012 RCH-654 yes Active 1 (Unlimited) 2 Through Hole EAR99 ROHS3 Compliant 2.85A No Radial, Vertical Cylinder (Open) 5mm Through Hole 500.000539mg -40°C~85°C 0.236Dia 6.00mm 0.197 5.00mm 8504.50.80.00 1 Wirewound 4mm NO ±20% CYLINDRICAL PACKAGE 1.5μH 7.96MHz 34mOhm Max POWER INDUCTOR Ferrite 4mm Radial 2.85A
RCH108NP-680K RCH108NP-680K Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 12 Weeks Through Hole Tape & Reel (TR) 2012 RCH-108 yes Active 1 (Unlimited) 4 EAR99 ROHS3 Compliant 1.7A No Radial, Vertical Cylinder, 4 Leads (Open) 8.5mm Through Hole 2.400014g -40°C~100°C 0.394Dia 10.00mm 7.6MHz 0.335 8.50mm 8504.50.80.00 1 Wirewound 3.5mm NO ±10% CYLINDRICAL PACKAGE 68μH 1kHz 140mOhm Max Ferrite 0.7 mm Pin 1.7A
CDH115NP-331KC CDH115NP-331KC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 14 Weeks Surface Mount Tape & Reel (TR) 2006 CDH115 yes Active 1 (Unlimited) 2 ROHS3 Compliant 530mA Nonstandard unknown 5.2mm Surface Mount -40°C~100°C 0.441Lx0.433W 11.20mmx11.00mm 0.205 5.20mm 1 Wirewound NO WRAPAROUND AEC-Q200 ±10% RECTANGULAR PACKAGE 330μH 1kHz 840mOhm Max POWER INDUCTOR DUAL ENDED 4343 Ferrite 530mA
CDRH62NP-121MC CDRH62NP-121MC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 11 Weeks Surface Mount Tape & Reel (TR) CDRH62 yes Obsolete 1 (Unlimited) 2 EAR99 6.5mm ROHS3 Compliant 300mA No Nonstandard 3.1mm Surface Mount -40°C~100°C 0.260Lx0.244W 6.60mmx6.20mm 0.118 3.00mm 8504.50.80.00 1 Unshielded WRAPAROUND ±20% RECTANGULAR PACKAGE 120μH 1kHz 2.1Ohm Max POWER INDUCTOR DUAL ENDED GENERAL PURPOSE INDUCTOR 300mA
CDRH4D28-1R8NC CDRH4D28-1R8NC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2002 CDRH4D28 Obsolete 1 (Unlimited) EAR99 Non-RoHS Compliant Contains Lead 2.2A Nonstandard unknown Surface Mount -40°C~100°C 0.185Lx0.185W 4.70mmx4.70mm 0.118 3.00mm 8504.50.80.00 YES ±30% 1.8μH 100kHz 27.5mOhm Max GENERAL PURPOSE INDUCTOR 2020 Ferrite 100kHz
CLQ4D10NP-180NC CLQ4D10NP-180NC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 14 Weeks Surface Mount Tape & Reel (TR) 2007 CLQ4D10 Active 1 (Unlimited) 7.8mm 5.4102mm ROHS3 Compliant 460mA No 4-SMD 1.8mm 4.8006mm Surface Mount 0.213Lx0.189W 5.40mmx4.80mm 0.047 1.20mm Shielded ±30% 460mA 18μH 100kHz 505mOhm Max 460mA 100kHz
CDRH4D28-1R2NC CDRH4D28-1R2NC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2002 CDRH4D28 Obsolete 1 (Unlimited) EAR99 Non-RoHS Compliant Contains Lead 2.56A Nonstandard unknown Surface Mount -40°C~100°C 0.185Lx0.185W 4.70mmx4.70mm 0.118 3.00mm 8504.50.80.00 YES ±30% 1.2μH 100kHz 23.6mOhm Max GENERAL PURPOSE INDUCTOR 2020 Ferrite 100kHz
CR54-150MC CR54-150MC Sumida America Components Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2002 CR54 no Obsolete 1 (Unlimited) 2 EAR99 Non-RoHS Compliant Contains Lead 1.3A Nonstandard unknown Surface Mount -30°C~100°C 0.228Lx0.209W 5.80mmx5.30mm 0.191 4.85mm 8504.50.80.00 1 25.9MHz Wirewound NO WRAPAROUND ±20% RECTANGULAR PACKAGE 15μH 2.52MHz 140mOhm Max POWER INDUCTOR DUAL ENDED Ferrite 2.52MHz
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