Call us: +86 0755-82563503

Currency: $ US Dollar

Items : %s%s

Resistor Arrays

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 Length RoHS Status Contact Plating Voltage - Rated Radiation Hardening Number of Pins Additional Feature Package / Case Lead Pitch Height Width Thickness Resistance Mounting Type Operating Temperature Size / Dimension Voltage - Rated DC Technology Height Seated (Max) Packing Method Number of Functions Power Rating Type Lead Length JESD-609 Code Terminal Finish Base Part Number Terminal Pitch Subcategory Terminal Shape Termination Style Number of Elements Case Code (Metric) Case Code (Imperial) Tolerance Construction Temperature Coefficient Resistor Type Rated Power Dissipation (P) Working Voltage Military Standard Applications Circuit Type Number of Terminals Product Length (mm) Product Height (mm) Number of Resistors Power Per Element Power Rating (W) Element Power Dissipation Resistor-Ratio-Drift HTS Maximum Operating Temperature (°C) Minimum Operating Temperature (°C) Mounting ECCN (US) Package Type Case Style Product Depth (mm) Length Tolerance (mm) Depth Tolerance (mm) Height Tolerance (mm) Resistance Value (Ohm) Maximum Voltage Rating (V) Power Rating per Resistor (W) Temperature Coefficient (ppm/°C) Temperature Range @ Derated Power (°C) Circuit Designator Terminal Pitch (mm) Package Shape Seated Plane Height (mm)
GQ8A032430GBT GQ8A032430GBT TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Unconfirmed RoHS non-compliant QSOP Thin Film Network Gull Wing 2% 16 4.9 1.47 8 0.75 (3/4) 8533.21.00.20 125 -55 Surface Mount EAR99 QSOP Ceramic 6.02 ±0.1 ±0.2 ±0.1 243 100 0.1 (1/10) ±25 70 to 125 ISOL 0.64 Rectangular 1.63
GS8B022670GDT GS8B022670GDT TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Unconfirmed RoHS non-compliant SOIC Thin Film Network Gull Wing 2% 16 9.91 1.45 15 0.8
M8340104M3303JCD03 M8340104M3303JCD03 Vishay 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Through Hole 6 125°C -55°C RoHS Compliant No 6 SIP 330kOhm 1W 300 ppm/°C MIL-PRF-83401 5
GS4B021022GDT GS4B021022GDT TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Unconfirmed RoHS non-compliant SOIC Thin Film Network Gull Wing 2% 8 4.9 1.45 7 0.4 8533.21.00.20 125 -55 Surface Mount EAR99 SOIC Ceramic 5.99 ±0.1 ±0.2 ±0.1 10.2K 100 0.05 (1/20) ±50 70 to 125 BUS 1.27 Rectangular 1.63
SOMC1603820RGDC SOMC1603820RGDC Vishay 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 16 SMD/SMT 150°C -55°C 11.18mm RoHS Compliant No 16 DIP 1.27mm 1.14mm 7.62mm 820Ohm 1.28W 2% 100 ppm/°C Isolated 8 160mW
GQCB011332JGT GQCB011332JGT TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Unconfirmed RoHS non-compliant QSOP Thin Film Network Gull Wing 5% 24 8.66 1.47 23 1 8533.21.00.20 125 -55 Surface Mount EAR99 QSOP Ceramic 6.02 ±0.1 ±0.2 ±0.1 13.3K 100 0.05 (1/20) ±100 70 to 125 BUS 0.64 Rectangular 1.63
SOMC16032K80FRZ SOMC16032K80FRZ Vishay 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel 16 150°C -55°C RoHS Compliant No 16 DIP 2.8kOhm 1.28W 100 ppm/°C 8
CSC09A01270RGPA CSC09A01270RGPA Vishay 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Bulk Active RoHS non-compliant SIP Thick Film Network Pin 2% 9 22.61 4.95 8 1.12 8533.21.00.50 125 -55 Through Hole EAR99 SIP Conformal Coated 2.49 270 100 0.2 (1/5) ±100 25 to 150 BUS 2.54 Single Line 4.95
YC122-JR-072KL YC122-JR-072KL Yageo 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 24 Weeks Surface Mount Tape & Reel (TR) 2010 YC122 yes Active 1 (Unlimited) 4 EAR99 ROHS3 Compliant 4 LASER TRIMMABLE 0404 (1010 Metric), Convex 406.4μm 2kOhm Surface Mount -55°C~155°C 0.039Lx0.039W 1.00mmx1.00mm METAL GLAZE/THICK FILM 0.016 0.40mm TR, PAPER, 7 INCH 2 e3 Matte Tin (Sn) - with Nickel (Ni) barrier ARRAY/NETWORK RESISTOR WRAPAROUND 1 1010 0404 ±5% Chip ±200ppm/°C ARRAY/NETWORK RESISTOR 50V DDRAM, SDRAM Isolated 2 62.5mW
4308R-101-220LF 4308R-101-220LF Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Through Hole Bulk 2012 4300R yes Active 1 (Unlimited) 8 Pin EAR99 2.16mm ROHS3 Compliant Tin 100V 8 TOLERANCE IS 1 OHM 8-SIP 4.953mm 22Ohm Through Hole -55°C~125°C 0.784Lx0.085W 19.91mmx2.16mm METAL GLAZE/THICK FILM 0.195 4.95mm 1 1W 3.43mm e3 4308R 2.54mm Array/Network Resistors FLAT 7 ±1 Ω Molded ±250ppm/°C ARRAY/NETWORK RESISTOR 1W Not Bussed 7 200mW 0.2W 50ppm/°C
M8340102K3002GAD04 M8340102K3002GAD04 Vishay 4.1638
Add to Cart

Min: 1

Mult: 1

0.00000000 Through Hole 16 125°C -55°C RoHS Compliant No 16 DIP 30kOhm 1.6W 100 ppm/°C MIL-PRF-83401 8
GQ0A013900DBT GQ0A013900DBT TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Unconfirmed RoHS non-compliant QSOP Thin Film Network Gull Wing 0.5% 20 8.66 1.47 10 1 8533.21.00.20 125 -55 Surface Mount EAR99 QSOP Ceramic 6.02 ±0.1 ±0.2 ±0.1 390 100 0.1 (1/10) ±100 70 to 125 ISOL 0.64 Rectangular 1.63
GS8B013652DDT GS8B013652DDT TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Unconfirmed RoHS non-compliant SOIC Thin Film Network Gull Wing 0.5% 16 9.91 1.45 15 0.8 125 -55 Surface Mount EAR99 SOIC Ceramic 5.99 ±0.1 ±0.2 ±0.1 36.5K 100 0.05 (1/20) ±100 70 to 125 BUS 1.27 Rectangular 1.63
GS8B011961FBT GS8B011961FBT TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Unconfirmed RoHS non-compliant SOIC Thin Film Network Gull Wing 1% 16 9.91 1.45 15 0.8 125 -55 Surface Mount EAR99 SOIC Ceramic 5.99 ±0.1 ±0.2 ±0.1 1.96K 100 0.05 (1/20) ±100 70 to 125 BUS 1.27 Rectangular 1.63
GQCA032321CBT GQCA032321CBT TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Unconfirmed RoHS non-compliant QSOP Thin Film Network Gull Wing 0.25% 24 8.66 1.47 12 1 8533.21.00.20 125 -55 Surface Mount EAR99 QSOP Ceramic 6.02 ±0.1 ±0.2 ±0.1 2.32K 100 0.1 (1/10) ±25 70 to 125 ISOL 0.64 Rectangular 1.63
GUS-QS8A-03-1372-JA GUS-QS8A-03-1372-JA TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Active RoHS non-compliant QSOP Thin Film Network Gull Wing 5% 16 4.9 1.47 8 0.75 (3/4) 8533.21.00.20 125 -55 Surface Mount EAR99 QSOP 6.02 ±0.1 ±0.2 ±0.1 13.7K 100 0.1 (1/10) ±25 70 to 125 ISOL 0.64 Rectangular 1.63
GS4A0143R0GFT GS4A0143R0GFT TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Unconfirmed RoHS non-compliant SOIC Thin Film Network Gull Wing 2% 8 4.9 1.45 4 0.4 125 -55 Surface Mount EAR99 SOIC Ceramic 5.99 ±0.1 ±0.2 ±0.1 43 100 0.1 (1/10) ±100 70 to 125 ISOL 1.27 Rectangular 1.63
GUS-QS8A-03-3901-FA GUS-QS8A-03-3901-FA TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Active RoHS non-compliant QSOP Thin Film Network Gull Wing 1% 16 4.9 1.47 8 0.75 (3/4)
GS4B016190GT GS4B016190GT TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Unconfirmed RoHS non-compliant SOIC Thin Film Network Gull Wing 2% 8 4.9 1.45 7 0.4 8533.21.00.20 125 -55 Surface Mount EAR99 SOIC Ceramic 5.99 ±0.1 ±0.2 ±0.1 619 100 0.05 (1/20) ±100 70 to 125 BUS 1.27 Rectangular 1.63
M8340105K2201JGD03 M8340105K2201JGD03 Vishay 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Through Hole 8 125°C -55°C RoHS Compliant No 8 SIP 2.2kOhm 100 ppm/°C MIL-PRF-83401 4
GQ8B011430FT GQ8B011430FT TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Unconfirmed RoHS non-compliant QSOP Thin Film Network Gull Wing 1% 16 4.9 1.47 15 0.75 (3/4)
GUS-QS0B-02-1332-DA GUS-QS0B-02-1332-DA TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Active RoHS non-compliant QSOP Thin Film Network Gull Wing 0.5% 20 8.66 1.47 19 1
GS7B027321DT GS7B027321DT TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Unconfirmed RoHS non-compliant SOIC Thin Film Network Gull Wing 0.5% 14 8.66 1.45 13 0.7
GQ0A024220GAT GQ0A024220GAT TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Unconfirmed RoHS non-compliant QSOP Thin Film Network Gull Wing 2% 20 8.66 1.47 10 1 8533.21.00.20 125 -55 Surface Mount EAR99 QSOP Ceramic 6.02 ±0.1 ±0.2 ±0.1 422 100 0.1 (1/10) ±50 70 to 125 ISOL 0.64 Rectangular 1.63
CSC09A0122K0GPA CSC09A0122K0GPA Vishay Dale 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 35 Weeks Through Hole Bulk 2016 CSC no Active 1 (Unlimited) 9 Pin 2.49mm Non-RoHS Compliant Lead, Tin 9 9-SIP 2.54mm 4.953mm 2.49mm 22kOhm Through Hole -55°C~125°C 0.890Lx0.098W 22.61mmx2.49mm 100V METAL GLAZE/THICK FILM 0.195 4.95mm 1 1.12W 3.3mm e0 Tin/Lead (Sn/Pb) 2.54mm ARRAY/NETWORK RESISTOR FLAT 8 ±2% Conformal Coating ±100ppm/°C ARRAY/NETWORK RESISTOR Not Bussed 8 200mW 0.2W ±50ppm/°C
GS4A012372JBT GS4A012372JBT TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Unconfirmed RoHS non-compliant SOIC Thin Film Network Gull Wing 5% 8 4.9 1.45 4 0.4
GQ8A036192FBT GQ8A036192FBT TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Unconfirmed RoHS non-compliant QSOP Thin Film Network Gull Wing 1% 16 4.9 1.47 8 0.75 (3/4)
YC248-FR-0746R4L YC248-FR-0746R4L Yageo 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 17 Weeks Surface Mount Tape & Reel (TR) 2016 YC248 yes Active 1 (Unlimited) 16 ROHS3 Compliant 16 LASER TRIMMABLE 1606, Convex, Long Side Terminals 558.8μm 46.4Ohm Surface Mount -55°C~155°C 0.157Lx0.063W 4.00mmx1.60mm METAL GLAZE/THICK FILM 0.022 0.55mm TR, PAPER, 7 INCH 8 e3 Matte Tin (Sn) - with Nickel (Ni) barrier ARRAY/NETWORK RESISTOR WRAPAROUND 1 ±1% Chip ±200ppm/°C ARRAY/NETWORK RESISTOR 50V DDRAM, SDRAM Isolated 8 62.5mW 0.0625W
GQ8B011302FBT GQ8B011302FBT TT Electronics / IRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Unconfirmed RoHS non-compliant QSOP Thin Film Network Gull Wing 1% 16 4.9 1.47 15 0.75 (3/4)
RAVF104DJT62K0 RAVF104DJT62K0 Stackpole Electronics Inc 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 17 Weeks Surface Mount Tape & Reel (TR) 2010 RAVF yes Active 1 (Unlimited) 8 EAR99 ROHS3 Compliant 8 0804, Convex, Long Side Terminals 508μm 62kOhm Surface Mount -55°C~155°C 0.079Lx0.039W 2.00mmx1.00mm METAL GLAZE/THICK FILM 0.020 0.50mm TR 4 e3 Matte Tin (Sn) - with Nickel (Ni) barrier ARRAY/NETWORK RESISTOR WRAPAROUND 1 ±5% Rectangular ±200ppm/°C ARRAY/NETWORK RESISTOR 0.25W 25V Automotive AEC-Q200 Isolated 4 62.5mW 0.063W
  • GQ8A032430GBT
    GQ8A032430GBT TT Electronics / IRC

    GQ8A032430GBT datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • GS8B022670GDT
    GS8B022670GDT TT Electronics / IRC

    GS8B022670GDT datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • M8340104M3303JCD03
    M8340104M3303JCD03 Vishay

    M8340104M3303JCD03 datasheet pdf and Resistor Networks, Arrays product details from Vishay stock available at Utmel

    Price: 0.0000

    RFQ
  • GS4B021022GDT
    GS4B021022GDT TT Electronics / IRC

    GS4B021022GDT datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • SOMC1603820RGDC
    SOMC1603820RGDC Vishay

    SOMC1603820RGDC datasheet pdf and Resistor Networks, Arrays product details from Vishay stock available at Utmel

    Price: 0.0000

    RFQ
  • GQCB011332JGT
    GQCB011332JGT TT Electronics / IRC

    GQCB011332JGT datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • SOMC16032K80FRZ
    SOMC16032K80FRZ Vishay

    SOMC16032K80FRZ datasheet pdf and Resistor Networks, Arrays product details from Vishay stock available at Utmel

    Price: 0.0000

    RFQ
  • CSC09A01270RGPA
    CSC09A01270RGPA Vishay

    CSC09A01270RGPA datasheet pdf and Resistor Networks, Arrays product details from Vishay stock available at Utmel

    Price: 0.0000

    RFQ
  • YC122-JR-072KL
    YC122-JR-072KL Yageo

    YC122-JR-072KL datasheet pdf and Resistor Networks, Arrays product details from Yageo stock available at Utmel

    Price: 0.0000

    RFQ
  • 4308R-101-220LF
    4308R-101-220LF Bourns Inc.

    Res Thick Film NET 22 Ohm 1 Ohm 1W ±250ppm/C BUS Molded 8-Pin SIP Pin Thru-Hole

    Price: 0.0000

    RFQ
  • M8340102K3002GAD04
    M8340102K3002GAD04 Vishay

    M8340102K3002GAD04 datasheet pdf and Resistor Networks, Arrays product details from Vishay stock available at Utmel

    Price: 4.1638

    RFQ
  • GQ0A013900DBT
    GQ0A013900DBT TT Electronics / IRC

    GQ0A013900DBT datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • GS8B013652DDT
    GS8B013652DDT TT Electronics / IRC

    GS8B013652DDT datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • GS8B011961FBT
    GS8B011961FBT TT Electronics / IRC

    GS8B011961FBT datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • GQCA032321CBT
    GQCA032321CBT TT Electronics / IRC

    GQCA032321CBT datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • GUS-QS8A-03-1372-JA
    GUS-QS8A-03-1372-JA TT Electronics / IRC

    GUS-QS8A-03-1372-JA datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • GS4A0143R0GFT
    GS4A0143R0GFT TT Electronics / IRC

    GS4A0143R0GFT datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • GUS-QS8A-03-3901-FA
    GUS-QS8A-03-3901-FA TT Electronics / IRC

    GUS-QS8A-03-3901-FA datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • GS4B016190GT
    GS4B016190GT TT Electronics / IRC

    GS4B016190GT datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • M8340105K2201JGD03
    M8340105K2201JGD03 Vishay

    M8340105K2201JGD03 datasheet pdf and Resistor Networks, Arrays product details from Vishay stock available at Utmel

    Price: 0.0000

    RFQ
  • GQ8B011430FT
    GQ8B011430FT TT Electronics / IRC

    GQ8B011430FT datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • GUS-QS0B-02-1332-DA
    GUS-QS0B-02-1332-DA TT Electronics / IRC

    GUS-QS0B-02-1332-DA datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • GS7B027321DT
    GS7B027321DT TT Electronics / IRC

    GS7B027321DT datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • GQ0A024220GAT
    GQ0A024220GAT TT Electronics / IRC

    GQ0A024220GAT datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • CSC09A0122K0GPA
    CSC09A0122K0GPA Vishay Dale

    CSC09A0122K0GPA datasheet pdf and Resistor Networks, Arrays product details from Vishay Dale stock available at Utmel

    Price: 0.0000

    RFQ
  • GS4A012372JBT
    GS4A012372JBT TT Electronics / IRC

    GS4A012372JBT datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • GQ8A036192FBT
    GQ8A036192FBT TT Electronics / IRC

    GQ8A036192FBT datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • YC248-FR-0746R4L
    YC248-FR-0746R4L Yageo

    YC248-FR-0746R4L datasheet pdf and Resistor Networks, Arrays product details from Yageo stock available at Utmel

    Price: 0.0000

    RFQ
  • GQ8B011302FBT
    GQ8B011302FBT TT Electronics / IRC

    GQ8B011302FBT datasheet pdf and Resistor Networks, Arrays product details from TT Electronics / IRC stock available at Utmel

    Price: 0.0000

    RFQ
  • RAVF104DJT62K0
    RAVF104DJT62K0 Stackpole Electronics Inc

    RAVF104DJT62K0 datasheet pdf and Resistor Networks, Arrays product details from Stackpole Electronics Inc stock available at Utmel

    Price: 0.0000

    RFQ
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