SIOV metal oxide varistors
Leaded varistors, Automotive series
Series/Type: B722*
Date: December 2011
EPCOS AG 2015. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS' prior express consent is prohibited.
EPCOS AG is a TDK Group Company.Leaded varistors B722*
Automotive series
Construction
Round varistor element, leaded
Coating: epoxy resin (D1: phenolic resin),
flame-retardant to UL 94 V-0
Features
High energy absorption,
particularly for load dump
Jump-start strength
Stable protection level, minimum leakage current
High resistance to cyclic temperature stress
PSpice models
High operating temperature range up to 125 C
Delivery mode
Bulk (standard), taped versions on reel or in Ammo pack upon request.
For further details refer chapterTaping, packaging and lead configuratio for leaded
varistors.
General technical data
Climatic category to IEC 60068-1 40/85/56
for D1 types 40/125/56
Operating temperature to IEC 61051 40 ... + 85 C
for D1 types 40 ... +125 C
Storage temperature 40 ... +125 C
for D1 types 40 ... +150 C
Electric strength to IEC 61051 2.5 (not D1 types) kV
RMS
Insulation resistance to IEC 61051 100 (not D1 types) M
Response time < 25 ns
Please read Cautions and warnings and Page 2 of 24
Important notes at the end of this document.