ACS120-7ST AC Switches by STMicroelectronics

Overvoltage protected AC switch

Status: Active
Series: ACS120
RoHS: Compliant
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The ACS120 belongs to the AC line switch family. This high performance switch circuit is able to control a load of up to 2 A. The ACS™ switch embeds a high voltage clamping structure to absorb the inductive turn off energy and a gate level shifter driver to separate the digital controller from the main switch. It is triggered with a negative gate current flowing out of the gate pin.
Distributor Stock
Logo for Avnet Europe Avnet Europe
50 units
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Logo for Newark Electronics Newark Electronics
3 units
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Logo for element14 element14
3 units
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Logo for Mouser Electronics Mouser Electronics
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Logo for Arrow Electronics Arrow Electronics
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Logo for Avnet America Avnet America
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Features

Blocking voltage: VDRM/ VRRM= +/- 700 V
Avalanche controlled: VCLtyp. = 1100 V
Nominal conducting current: IT(RMS)= 2 A
Gate triggering current: IGT< 10 mA
High noise immunity: static dV/dt > 500 V/μs

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
AN4564 Is a positive power supply mandatory for my application, or could a negative output work also?
AN2703 Parameter list for SCRs, Triacs, AC Switches, and Diacs
AN1296 Ring wave tests with ACS108 driving valves and pumps
AN533 SCRs, TRIACs, and AC switches, thermal management precautions for handling and mounting
AN1353 ST6200C SOFTWARE DESCRIPTION FOR COOLING THERMOSTAT APPLICATION
AN1172 THE NEW ACS SERIES: SERIES A BREAKTHROUGH IN RUGGEDNESS & DRIVE FOR HOME APPLIANCES
AN440 Triac control with a microcontroller powered from a positive supply
AN1379 Z01 and ACS behavior compared under fast voltage transients



Alternative Descriptions

TRIAC 700V 2A (RMS) 21A 3-PIN TO-220AB | Dan-Mar Components
AC Line Switch 3-Pin(3+Tab) TO-220AB Tube | Avnet Europe
Triac, Switch, 700 V, 2 A, 20 A, 45 Ma, 1 V Rohs Compliant: Yes |Stmicroelectronics ACS120-7ST | Newark Electronics
SWITCH, AC, 2A, TO-220AB | element14
2A 700V AC Power Sw | Mouser Electronics

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Frequently Asked Questions

Where can I find additional details, specifications and documents for a ACS120-7ST?

Additional datasheets, footprints and schematics for ACS120-7ST are listed on our Part Details page. You can also find images and similar parts to ACS120-7ST on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for ACS120-7ST on our Product Comparison page. Access via the 'View Pricing & Stock' button to view ACS120-7ST price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does ACS120-7ST fall under?

The ACS120-7ST is listed under Thyristors (SCR) and AC Switches > AC Switches > Logic-level gate ACS series.

Can I view similar or alternative parts?

You can view similar parts to ACS120-7ST when available in the Logic-level gate ACS 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 ACS120-7ST you can contact the distributor directly for product support, shipping queries etc.

Is the ACS120-7ST RoHS compliant?

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

Which authorised distributors for ACS120-7ST have stock available?

Authorised distributors including Avnet Europe, Newark Electronics, element14, Farnell and Mouser Electronics have stock available or on a lead time for ACS120-7ST.

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

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