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STMicroelectronics ST1284-01A8

FILTER RC ESD SMD

Answer first: this page is a purchasing reference for the exact part number ST1284-01A8 from STMicroelectronics. Use it to start datasheet, package, manufacturer and RFQ verification; do not treat page text as a live stock, price or lead-time promise.

Manufacturer: STMicroelectronics Category: EMI/RFI Filters (LC, RC Networks) Part number: ST1284-01A8 Package: 28-LSSOP (0.154", 3.90mm Width) RFQ verification required

Key Parameters

Part NumberST1284-01A8
ManufacturerSTMicroelectronics
CategoryEMI/RFI Filters (LC, RC Networks)
package28-LSSOP (0.154", 3.90mm Width)
seriesST1284
packagingTube
product statusObsolete
param 1Low Pass
param 2-
param 3RC
param 417
param 5-
param 6-
param 7-
param 8-
param 9R = 33Ohms, 4.7kOhms, C = 180pF
param 10Yes
param 110°C ~ 70°C
param 12Data Lines for Mobile Devices
param 13-
param 14-
param 15-
param 16Surface Mount
param 170.389" L x 0.154" W (9.89mm x 3.90mm)
param 180.069" (1.75mm)

Parameters are provided for purchasing review. Confirm package, suffix, lifecycle status, datasheet revision and approved substitutes before ordering.

How to Verify ST1284-01A8 Before Ordering

Datasheet and parameter checks

  • Confirm the full manufacturer part number, not only a shortened search keyword.
  • Compare package, pinout, dimensions, voltage or rating fields, temperature range and compliance wording against the released BOM.
  • Use the manufacturer datasheet or drawing for electrical and mechanical limits before approving a substitute.

RFQ fields SENICO needs

  • Send exact part number, manufacturer, quantity, target delivery date, destination and required packaging.
  • State whether alternates are allowed, and list any date-code, certificate, traceability or customer AVL requirement.
  • Keep exact stock, factory lead time and proposed alternatives in separate quote lanes.

For ST1284-01A8, SENICO recommends checking manufacturer marking, package, date code, requested quantity, approved vendor requirements and replacement risk before issuing a purchase order. If a supplier suggests an equivalent, record the changed fields and approval owner before comparing price.

We do not treat displayed data as a real-time stock or price commitment. The RFQ reply is the verified commercial reference.

Related buying guides: stock and lead-time verification, equivalent IC comparison, and BOM RFQ preparation.