What is 1SMB12AT3?
1SMB12AT3 is a TVS - Diodes component from ON Semiconductor. This product page summarizes the core sourcing details buyers need before checking price, availability, documentation, or samples.
Supply original 1SMB12AT3, TVS - Diodes, by ON Semiconductor
TVS DIODE 12V 19.9V SMB
RoHS
Datasheet
Pictures are for reference only. Please contact us for the latest pictures.
Key specifications
Serise
-
Min Quantity
1
Category
Circuit ProtectionSub Categroy
TVS - DiodesDescription
TVS DIODE 12V 19.9V SMB
key Attributes
-
Technical document
Open The Official Datasheet
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Globally recognized certifications
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ISO 9001
Quality management processes for more consistent sourcing and handling.
AS9120B
Aerospace-focused distribution controls for traceability and reliability.
ISO 14001
Environmental management discipline across warehouse and operating workflows.
ESD Control
Electrostatic handling standards to help protect sensitive components.
Authenticity Verification
CoC Available on Request
Pre-Shipment Inspection
Responsive RFQ Support
Why buyers trust this sourcing flow
Our quality workflow is designed to reduce counterfeit risk and support confident procurement. Components are reviewed through documented handling and inspection steps so buyers can evaluate sourcing with stronger authenticity controls.
Structured product content
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Product overview
Overview
TVS DIODE 12V 19.9V SMB
Full technical breakdown
Detailed Specifications
Review grouped attributes and parameters without scanning one oversized table.
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Popular Specs Surfaced First
Product Attribute
REACH Status
REACH Unaffected
Product Attribute
ECCN
EAR99
Product Attribute
Min Operating Temperature
-65°C
Product Attribute
Lead Free
Contains Lead
Product Attribute
Published
2007
Product Attribute
Part Status
Obsolete
REACH Status
REACH Unaffected
ECCN
EAR99
Min Operating Temperature
-65°C
Lead Free
Contains Lead
Published
2007
Part Status
Obsolete
Contact Plating
Lead, Tin
Termination
SMD/SMT
Width
3.81mm
Packaging
Cut Tape (CT)
Terminal Position
DUAL
Element Configuration
Single
Manufacturer
ON Semiconductor
Categories
Circuit Protection
Sub-Categories
TVS - Diodes
Subcategory
Transient Suppressors
Direction
Unidirectional
Terminal Form
C BEND
Surface Mount
YES
Pbfree Code
no
Reflow Temperature-Max (S)
30
Number Of Terminations
2
Number Of Pins
2
Pin Count
2
Length
4.32mm
ESD Protection
Yes
Peak Reflow Temperature (Cel)
240
Operating Supply Voltage
12V
Max Operating Temperature
150°C
Voltage - Rated DC
12V
Working Voltage
12V
Depth
3.56mm
Power Rating
600W
Composition
Zener
Base Part Number
1SMB
Additional Feature
EXCELLENT CLAMPING CAPABILITY, LOW IMPEDANCE, HIGH RELIABILITY, UL RECOGNIZED
Thickness
2.41mm
Power Dissipation-Max
0.55W
Package / Case
SMB
Manufacturer'S Part No.
1SMB12AT3
Moisture Sensitivity Level (MSL)
1 (Unlimited)
RoHS Status
RoHS non-compliant
JESD-609 Code
e0
HTSUS
8541.10.0080
ECCN Code
EAR99
Reverse Breakdown Voltage
13.3V
Number Of Elements
1
Diode Element Material
SILICON
Power Line Protection
No
Test Current
1mA
Leakage Current
5μA
Reverse Standoff Voltage
12V
Breakdown Voltage
13.3V
Clamping Voltage
19.9V
Number Of Unidirectional Channels
1
Peak Pulse Power
600W
Diode Type
TRANS VOLTAGE SUPPRESSOR DIODE
Min Breakdown Voltage
13.3V
Max Surge Current
30.2A
Peak Pulse Current
30.2A
Capacitance
1.245nF
Common questions
Product FAQ
Quick answers for buyers reviewing 1SMB12AT3, stock, documentation, and sourcing steps.
What package and description are listed for 1SMB12AT3?
1SMB12AT3 is listed with package reference SMB. The current product description is TVS DIODE 12V 19.9V SMB, and buyers should confirm package, footprint, and electrical details against the datasheet or quotation notes before approval.
Is 1SMB12AT3 available in stock?
This page currently shows 96784 units in stock and 15370 units available for 1SMB12AT3. Because electronic component availability can change quickly, submit an RFQ to confirm live stock, lead time, and final pricing.
Can I request a quote or sample for 1SMB12AT3?
Yes. Use the Quick Quote or Request Sample action on this page to send the quantity and sourcing requirements for 1SMB12AT3 by ON Semiconductor. The TrustCompo team can review price, availability, and documentation support.
Is a datasheet available for 1SMB12AT3?
Yes. This page links to the datasheet for 1SMB12AT3 by ON Semiconductor, so engineers and buyers can review package, ratings, and application details before purchase.
How should buyers verify 1SMB12AT3 before ordering?
Buyers should confirm the manufacturer, package, quantity, target price, RoHS or compliance needs, and any Certificate of Conformance or traceability requirements for 1SMB12AT3 before approving the order.
TVS - Diodes
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