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Diotec Semiconductor MMSZ5258B

DIODE ZENER 36V 500MW SOD123F

Answer first: this page is a purchasing reference for the exact part number MMSZ5258B from Diotec 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: Diotec Semiconductor Part number: MMSZ5258B Package: SOD-123F RFQ verification required

Key Parameters

Part NumberMMSZ5258B
ManufacturerDiotec Semiconductor
CategorySingle Zener Diodes
packageSOD-123F
series-
packagingBulk
product statusActive
param 136 V
param 2±5%
param 3500 mW
param 470 Ohms
param 5100 nA @ 27 V
param 6900 mV @ 10 mA
param 7-50°C ~ 150°C (TJ)
param 8-
param 9-
param 10Surface Mount
param 11SOD-123F

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

How to Verify MMSZ5258B 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 MMSZ5258B, 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.