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1SMB5917B — SOD-123/323 · SMA/SMB/SMC diode package (representative)
SOD-123/323 · SMA/SMB/SMC diode
Representative of package type
onsemi

1SMB5917B

Zener Diode · SMB · Discrete Semiconductor
Part Status: Active
Data last refreshed Jun 10, 2026
Manufacturer
onsemi
Mfr Part #
1SMB5917B
Series
1SMB59xxB
Category
Zener Diode
Datasheet
View datasheet ↗
Availability & Pricing
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Product Attributes

Electrical & Parametric
Vz4.7 V
Power Max3 W
Tolerance±5%
Physical & Thermal
Package / CaseSMB
Mounting TypeSurface Mount
Series1SMB59xxB
Operating Temperature-65°C ~ 150°C
Classification & Lifecycle
CategoryZener Diode
TypeDiscrete Semiconductor
Part StatusActive

3 W, 4.7 V ±5% Zener diode

Environmental & Export Classifications

RoHS Status
RoHS Compliant

Part Activity

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Engineering FAQ

What are the key specifications of 1SMB5917B?
Vz: 4.7 V; Power Max: 3 W; Tolerance: ±5%.
What package is 1SMB5917B supplied in?
1SMB5917B is supplied in the SMB package, surface mount, rated -65°C ~ 150°C.
Can ZDI source 1SMB5917B beyond the quantities shown?
Yes — ZD Integrated Circuits specializes in sourcing hard-to-find, obsolete, and excess electronic components through its global network, with counterfeit-avoidance inspection on every lot. Submit an RFQ with your target quantity for availability and pricing.

Documents & Media

Quality & Counterfeit Avoidance

ISO 9001 ERAI Member ESD Certified GIDEP Participant ZDI EQuality Process CAGE Code 1V8K2

ZD Integrated Circuits operates an ISO 9001-certified quality system incorporating JEDEC-standard process-control elements. In an era of global sourcing and internet procurement, standards compliance alone no longer assures component authenticity — so ZDI pioneered a multi-layered counterfeit-avoidance program: supplier analysis at the source-country level, detailed component analysis, defined inspection standards for all incoming devices, and stringent supplier rating and review. These programs let ZDI guarantee the integrity and the source of every component it ships.

Every lot moves through ZDI's EQuality Process™ — validation, QI-1 and QI-2/camera inspection, RoHS verification, bake and bag-and-tag, and QI-3 final inspection — with Quality-Manager disposition before release. Nonconforming material is quarantined; conforming material is warehoused or shipped.

✓Multi-stage EQuality Process™ inspection (QI-1 · QI-2/camera · QI-3)
✓Source-country supplier analysis, rating & review
✓Incoming inspection, RoHS verification, bake, full lot traceability
✓ESD-controlled handling · authentic parts guaranteed

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