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onsemi 1N6271AG — Circuit Protection

1N6271AG onsemi Mosorb™ Zener TVS – 1500W, DO-201AD

MPN1N6271AG
Obsolete

onsemi Mosorb™ series, Zener TVS diode, 1N6271AG, 1500W peak pulse power, 8.55V reverse standoff, DO-201AD axial through-hole package.

Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

1N6271AG specifications
ParameterValue
TypeZener
SeriesMosorb™
MountingThrough Hole
Voltage - breakdown9.5V
Voltage - clamping (Max) @ ipp14.5V
Voltage - reverse standoff8.55V
Power - peak pulse1500W (1.5kW)
Power line protectionNo
Operating temperature-65°C~175°C(TJ)
PackageBulk
ApplicationsGeneral Purpose
CaseDO-201AD, Axial
Unidirectional channels1

Product details

Transient suppressor for 8.55V rails – 1500W clamp at 14.5V

Its 8.55V reverse standoff voltage makes it a fit for protecting 5V or 8V DC buses from transients up to 14.5V clamping. The DO-201AD axial package is a through-hole form factor common in industrial power supplies and telecom line cards where board-level surge protection is needed.

Obsolete – plan for replacement or last-time buy

onsemi has marked the 1N6271AG as Obsolete. For new designs, consider a current-production TVS with similar 1500W rating and 8.55V standoff in a comparable package. For existing BOMs, remaining inventory is the only source – we can source and quote to order against your quantity.

Through-hole assembly and temperature range

The axial package requires a through-hole PCB footprint with adequate copper area for heat sinking during pulse events.

Frequently asked questions

What package is 1N6271AG?

The 1N6271AG comes in a DO-201AD axial through-hole package. It is a two-lead axial device suitable for hand or wave soldering.