Welcome to netCOMPONENTS! netCOMPONENTS is a market leader in sourcing services for the worldwide electronic components industry. netCOMPONENTS is the world's premier destination for the sourcing and procurement of electronic components, connecting members (buyers) and suppliers (sellers) in a direct and vendor-neutral environment!

Stock/Availability for: NE521D

Find stocking distributors and other suppliers of NE521D using netCOMPONENTS. If you are not already a netCOMPONENTS member, request a free trial membership today to search the netCOMPONENTS database of 50 million+ electronic component line items and contact NE521D suppliers.

Register Today

  • Search 900 Billion+ Electronic Components
  • 3,000+ Suppliers
  • Launched in 1997
Request a Free Trial Membership

Statistics

Total Quantity
1,658,847
Line Items
105
Suppliers listing this part
77
Countries/regions where listing suppliers exist
17
Most Recent Upload
1/16/2026

Sponsored Live Part Search

Part Number: NE521D

Part Number Country/Region Suppliers Line Items Total Qty
NE521D US 30 40 46,695
NE521D CN 10 10 1,565,009
NE521D DE 9 12 20,579
NE521D GB 6 9 7,950
NE521D SE 3 9 6,192
NE521D ES 3 5 587
NE521D FR 2 3 595
NE521D JP 2 3 272
NE521D TW 2 2 6,743
NE521D IT 2 2 2,607
NE521D IL 2 2 407
NE521D CA 1 3 81
NE521D TR 1 1 450
NE521D PL 1 1 332
NE521D AT 1 1 300
NE521D NL 1 1 38
NE521D IN 1 1 10

Other Parts

Part Number Countries/Regions Suppliers Line Items Total Qty
NE521N 21 139 292 171,766
NE521NG 9 42 46 334,127
NE521DR2G 9 36 36 4,482,570
NE521DG 8 31 31 344,949
NE521DR2 3 8 8 10,980
NE521D-T 2 2 2 731
NE521DG-SMD-R 1 1 1 18
NE521D-J60924C 1 1 1 16
NE521DFVT3945 1 1 1 62
NE521D-SMD 1 1 1 173

Possible Component Manufacturers*

Signetics Korea (YP)
NXP Semiconductors (Philips)
Philips Semiconductors (NXP) (Next eXPerience)
Philips Lumileds Lighting Company (Lumileds)
Amperex Electronics Corp (Philips)
Philips Components (Morgan Electro Ceramics) (MEC)

* This symbol ( ) will appear next to the manufacturer if a datasheet is available for the part. Registered members can click on the datasheet icon to locate the datasheet for the part.


Page Created: 1/16/2026