ACST310-8FP AC Switches by STMicroelectronics

Overvoltage protected AC switch

Status: Active
Series: ACST310-8FP
RoHS: Compliant
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The ACST310-8FP belongs to the ACS™ / ACST power switch family built with A.S.D. ® (application specific discrete) technology. This high performance device is suited to home appliances or industrial systems and drives loads up to 3 A. This ACST310-8FP switch embeds a Triac structure and a high voltage clamping device able to absorb the inductive turn-off energy and withstand line transients such as those described in the IEC 61000-4-5 standard.The component needs a low gate current to be activated (IGT max. 10 mA) and still shows a high electrical noise immunity complying with IEC standards such as IEC 61000-4-4 (fast transient burst test). It provides UL certified insulation rated at 2000 V RMS (file ref: E81734).

Where to Buy

Prices starting from US$0.41

Distributor Stock
Logo for RS
RS
from US$0.72
No stock
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element14
from US$0.59
16
in stock
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Farnell
from US$0.41
16
in stock
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Future Electronics
from US$0.42
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Newark Electronics
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Features

AC switch with self over voltage protection
Microcontroller direct driven (low gate current max. 10 mA)
Three quadrants (Q1, Q2 and Q3)
UL94-V0 qualified resin (flammability)
Complies with UL standards UL1557 Insulated voltage: 2000 VRMS
Insulated voltage: 2000 VRMS
ECOPACK®2 compliant component
Benefits Enables equipment to meet IEC61000-4-5 High immunity against fast transients described in IEC61000-4-4 standard Needs no external overvoltage protection High off-state reliability power device Interfaces directly with the microcontroller Reduces component count
Enables equipment to meet IEC61000-4-5
High immunity against fast transients described in IEC61000-4-4 standard
Needs no external overvoltage protection
High off-state reliability power device
Interfaces directly with the microcontroller
Reduces component count

Resources


Application Notes
AN2986 AC switch triggering with 3.3 V power supply
AN5649 How to evaluate and improve Triacs immunity to EFT bursts
AN4993 How to implement a SCR or a Triac in a hybride relay application
AN4363 How to select the Triac, ACS, or ACST that fits your application
AN441 Inductive load control with AC switches
AN4564 Is a positive power supply mandatory for my application, or could a negative output work also?
AN3168 Non-insulated SCR / Triac control circuits
AN2703 Parameter list for SCRs, Triacs, AC Switches, and Diacs
AN533 SCRs, TRIACs, and AC switches, thermal management precautions for handling and mounting
AN2991 Single-phase induction motor drive for refrigerator compressor application (formerly AN1354)
AN440 Triac control with a microcontroller powered from a positive supply



Alternative Descriptions

TRIAC, 3 QUADRANT, 800V, 3A, TO-220FPAB | Farnell
Overvoltage Prot. AC Switch 3A TO220FPAB | RS
ACSwitch Triac TO-220FP Logic Le | Future Electronics
Thyristor |Stmicroelectronics ACST310-8FP | Newark Electronics


Frequently Asked Questions

Where can I find additional details, specifications and documents for a ACST310-8FP?

Additional datasheets, footprints and schematics for ACST310-8FP are listed on our Part Details page. You can also find images and similar parts to ACST310-8FP on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for ACST310-8FP on our Product Comparison page. Access via the 'View Pricing & Stock' button to view ACST310-8FP price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does ACST310-8FP fall under?

The ACST310-8FP is listed under Thyristors (SCR) and AC Switches > AC Switches > Overvoltage protected ACST series.

Can I view similar or alternative parts?

You can view similar parts to ACST310-8FP when available in the Overvoltage protected ACST series range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the ACST310-8FP you can contact the distributor directly for product support, shipping queries etc.

Is the ACST310-8FP RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by STMicroelectronics.

Which authorised distributors for ACST310-8FP have stock available?

Authorised distributors including element14, Farnell, RS, Future Electronics and Newark Electronics have stock available or on a lead time for ACST310-8FP.

How do I check stock and lead times for all distributors?

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