ACST310-8FP The STMicroelectronics ACST310-8FP is an overvoltage protected AC switch designed for appliance and industrial control systems. It offers a 3A RMS current rating and 800V repetitive off-state voltage.
Mfr Part #:

ACST310-8FP

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics ACST310-8FP is an overvoltage protected AC switch designed for appliance and industrial control systems. It offers a 3A RMS current rating and 800V repetitive off-state voltage.
✓ Total Stock: 1,350 pcs
$ Price Range: $0.99

ACST310-8FP Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
1,350 pcs
1350 pcs On Request 1 On Request On Request On Request On Request On Request

ACST310-8FP Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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ACST310-8FP Description

Short technical summary and product information.

The ACST310-8FP from STMicroelectronics is a high-performance AC switch belonging to the ACS™ / ACST power switch family. Built with A.S.D. technology, this device is suitable for home appliances and industrial systems, capable of driving loads up to 3A.

 

Key electrical specifications include an on-state RMS current of 3A and a repetitive off-state voltage (VDRM) of 800V. It features self-overvoltage protection, absorbing inductive turn-off energy and withstanding line transients described in IEC 61000-4-5. The switch requires low gate current (IGT max. 10 mA) for activation and exhibits high electrical noise immunity, complying with IEC 61000-4-4.

 

This AC switch is designed for direct microcontroller interfacing, reducing component count and enabling equipment to meet IEC61000-4-5 standards. It provides UL certified insulation rated at 2000 V RMS.

 

The ACST310-8FP is packaged in a TO-220-3 through-hole package and operates within a junction temperature range of -40°C to +125°C. It is qualified with UL94-V0 resin for flammability and is ECOPACK®2 compliant.

ACST310-8FP Quick Information

Product Type: AC Switch
Series: ACST
Canonical Name: ACST310-8FP Overvoltage Protected AC Switch
Subcategory: Thyristors

ACST310-8FP Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

ACST310-8FP Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

ACST310-8FP Features

  • Overvoltage protected AC switch.
  • Microcontroller direct driven.
  • Handles 3A RMS current.
  • 800V repetitive off-state voltage.
  • TO-220-3 through-hole package.

ACST310-8FP Applications

  • AC static switching in appliances.
  • Industrial control systems.
  • Driving low power AC loads.
  • Motor control circuits.
  • Solid state relays.

ACST310-8FP FAQs

6 frequently asked questions generated from this part’s specifications.
What is the maximum on-state RMS current for the ACST310-8FP?

The ACST310-8FP has a maximum on-state RMS current of 3A.

What is the repetitive off-state voltage rating of the ACST310-8FP?

The ACST310-8FP has a rated repetitive off-state voltage (VDRM) of 800V.

What is the gate trigger current for the ACST310-8FP?

The gate trigger current (IGT) for the ACST310-8FP is 10 mA.

What is the operating temperature range for the ACST310-8FP?

The operating junction temperature range for the ACST310-8FP is -40°C to +125°C.

What package type is the ACST310-8FP supplied in?

The ACST310-8FP is supplied in a TO-220-3 package.

Does the ACST310-8FP have overvoltage protection?

Yes, the ACST310-8FP features self-overvoltage protection.

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