Home / Products / Fairchild Semiconductor / MB8S

Fairchild Semiconductor MB8S

BRIDGE RECT 1P 800V 0.5A TO269AA

Answer first: this page is a purchasing reference for the exact part number MB8S from Fairchild Semiconductor. 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: Fairchild Semiconductor Part number: MB8S Package: TO-269AA, 4-BESOP RFQ verification required

Key Parameters

Part NumberMB8S
ManufacturerFairchild Semiconductor
CategoryBridge Rectifiers
packageTO-269AA, 4-BESOP
series-
packagingBulk
product statusActive
param 1Single Phase
param 2Standard
param 3800 V
param 4500 mA
param 51 V @ 400 mA
param 65 µA @ 800 V
param 7-50°C ~ 150°C (TJ)
param 8-
param 9-
param 10Surface Mount
param 11TO-269AA MINIDIL SLIM

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

How to Verify MB8S 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 MB8S, 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.