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                                                                                                      1. Home
                                                                                                      2. Circuit Protection
                                                                                                      3. TVS - Transient Voltage Suppressors
                                                                                                      4. TVS Diodes
                                                                                                      Print Page

                                                                                                      SMC3K40CAHM3_A/I

                                                                                                      TVS Diode, TRANSZORB SMC3K Series, Bidirectional, 40 V, 84 V, DO-214AB (SMC), 2 Pins

                                                                                                      VISHAY SMC3K40CAHM3_A/I
                                                                                                      Image is for illustrative purposes only. Please refer to product description.
                                                                                                      ManufacturerVISHAY
                                                                                                      Manufacturer Part NoSMC3K40CAHM3_A/I
                                                                                                      Order Code4066940
                                                                                                      Product RangeTRANSZORB SMC3K Series
                                                                                                      Technical Datasheet

                                                                                                      Data Sheet

                                                                                                      See all Technical Docs
                                                                                                      Packaging Options
                                                                                                      3,490 In Stock

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                                                                                                      3490 Delivery in 4-6 Business Days(UK stock)
                                                                                                      QuantityPrice
                                                                                                      1+Rs.162.720
                                                                                                      10+Rs.122.980
                                                                                                      100+Rs.99.530
                                                                                                      500+Rs.90.680
                                                                                                      1000+Rs.82.660
                                                                                                      5000+Rs.73.750
                                                                                                      Price for:Each (Supplied on Cut Tape)
                                                                                                      Minimum: 1
                                                                                                      Multiple: 1
                                                                                                      Rs.162.72
                                                                                                      Enter Your Part No/Line Note
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                                                                                                      This number will be added to the Order Confirmation, Invoice, Dispatch note, Web confirmation Email and Product Label.

                                                                                                      Product Information

                                                                                                      ManufacturerVISHAY
                                                                                                      Manufacturer Part NoSMC3K40CAHM3_A/I
                                                                                                      Order Code4066940
                                                                                                      Product RangeTRANSZORB SMC3K Series
                                                                                                      Technical Datasheet

                                                                                                      Data Sheet

                                                                                                      Product RangeTRANSZORB SMC3K Series
                                                                                                      TVS PolarityBidirectional
                                                                                                      Reverse Standoff Voltage40V
                                                                                                      Clamping Voltage Max84V
                                                                                                      Diode Case StyleDO-214AB (SMC)
                                                                                                      No. of Pins2Pins
                                                                                                      Minimum Breakdown Voltage44.4V
                                                                                                      Maximum Breakdown Voltage49.1V
                                                                                                      Peak Pulse Power Dissipation3kW
                                                                                                      Operating Temperature Max175°C
                                                                                                      Diode MountingSurface Mount
                                                                                                      QualificationAEC-Q101
                                                                                                      SVHCLead (21-Jan-2025)

                                                                                                      Product Overview

                                                                                                      SMC3K40CAHM3_A/I is a surface mount TRANSZORB® transient voltage suppressor. Typical application includes use in sensitive electronics protection against voltage transients induced by inductive load switching and lighting on ICs, MOSFET, signal lines of sensor units for consumer, computer, industrial, automotive and telecommunication. Meets to specification of ISO 7637-2:2011 Pulse 1, Pulse 2a, Pulse 3a, Pulse 3b ISO 16750-2 Pulse b. UL recognition for safety 497B with file number E136766.

                                                                                                      • Bidirectional polarity, peak pulse power is 30kW (8/20 μs)
                                                                                                      • Excellent clamping capability, very fast response time
                                                                                                      • Low incremental surge resistance
                                                                                                      • Breakdown voltage range from 44.4 to 49.1V, stand-off voltage is 40V
                                                                                                      • Test current is 1mA, peak pulse power dissipation with a 10/1000 μs waveform is 3000W
                                                                                                      • Bidirectional polarity, SMC (DO-214AB) package
                                                                                                      • Operating junction temperature range from -55 to +175°C

                                                                                                      Technical Specifications

                                                                                                      Product Range

                                                                                                      TRANSZORB SMC3K Series

                                                                                                      Reverse Standoff Voltage

                                                                                                      40V

                                                                                                      Diode Case Style

                                                                                                      DO-214AB (SMC)

                                                                                                      Minimum Breakdown Voltage

                                                                                                      44.4V

                                                                                                      Peak Pulse Power Dissipation

                                                                                                      3kW

                                                                                                      Diode Mounting

                                                                                                      Surface Mount

                                                                                                      SVHC

                                                                                                      Lead (21-Jan-2025)

                                                                                                      TVS Polarity

                                                                                                      Bidirectional

                                                                                                      Clamping Voltage Max

                                                                                                      84V

                                                                                                      No. of Pins

                                                                                                      2Pins

                                                                                                      Maximum Breakdown Voltage

                                                                                                      49.1V

                                                                                                      Operating Temperature Max

                                                                                                      175°C

                                                                                                      Qualification

                                                                                                      AEC-Q101

                                                                                                      Technical Docs (2)

                                                                                                      Product Change Notice EN

                                                                                                      Technical Data Sheet EN

                                                                                                      Legislation and Environmental

                                                                                                      Country of Origin:
                                                                                                      Country in which last significant manufacturing process was carried outCountry of Origin:
                                                                                                      China
                                                                                                      Country in which last significant manufacturing process was carried out
                                                                                                      Tariff No:85411000
                                                                                                      US ECCN:EAR99
                                                                                                      EU ECCN:NLR
                                                                                                      RoHS Compliant:Yes

                                                                                                      RoHS

                                                                                                      RoHS Phthalates Compliant:Yes

                                                                                                      RoHS

                                                                                                      SVHC:Lead (21-Jan-2025)
                                                                                                      Download Product Compliance Certificate

                                                                                                      Product Compliance Certificate

                                                                                                      Weight (kg):.000001
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