SMA6T47AY SMA6T47AY is a 600W automotive TVS diode from STMicroelectronics, offering 40V reverse standoff voltage and 73.6V clamping voltage. It is housed in a surface-mount DO-214AC (SMA) package.
Mfr Part #:

SMA6T47AY

Available from 2 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
SMA6T47AY is a 600W automotive TVS diode from STMicroelectronics, offering 40V reverse standoff voltage and 73.6V clamping voltage. It is housed in a surface-mount DO-214AC (SMA) package.
Total Stock: 25,059 pcs
$ Price Range: $0.24 - $0.80

SMA6T47AY Available from 2 distributors

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
25,000 pcs
25000 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
59 pcs
59 pcs On Request 1 On Request On Request On Request On Request On Request

SMA6T47AY Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Automotive Grade
Current
Mounting Type
Operating Temperature
Power
Power Line Protection
Supplier Device Package
Tape & Reel
Type
Unidirectional Channels
Voltage
Voltage - Clamping (Max) @ Ipp

SMA6T47AY Description

Short technical summary and product information.

The SMA6T47AY is a 600W peak pulse power TVS diode designed for automotive applications. It provides unidirectional transient voltage suppression with a reverse standoff voltage of 40V and a maximum clamping voltage of 73.6V at 48A peak pulse current (8/20µs).

 

The device is Zener-based and does not include power line protection. It is qualified for automotive use, suitable for protecting sensitive electronics from voltage transients in vehicles.

 

The SMA6T47AY is housed in a DO-214AC (SMA) surface-mount package with an operating temperature range of -40°C to 150°C. It is listed as RoHS3 compliant, REACH unaffected, and has MSL level 1 for moisture sensitivity.

SMA6T47AY Quick Information

Product Type: TVS Diode
Series: SMA6T
Canonical Name: SMA6T47AY - 600W Automotive TVS Diode, 40V Reverse Standoff, DO-214AC (SMA)
Subcategory: Automotive TVS

SMA6T47AY Compliance

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

SMA6T47AY Estimated Pricing

Qty Low High
1+ $0.80 $0.80
10+ $0.61 $0.61
100+ $0.41 $0.41
500+ $0.33 $0.33
1,000+ $0.27 $0.27
2,500+ $0.25 $0.25
5,000+ $0.25 $0.25
10,000+ $0.24 $0.24
25,000+ $0.24 $0.24

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

SMA6T47AY Features

  • 600W peak pulse power dissipation.
  • 40V reverse standoff voltage.
  • 73.6V clamping voltage at 48A.
  • Automotive-grade transient protection.
  • Surface-mount DO-214AC (SMA) package.

SMA6T47AY Applications

  • Protects automotive electronics from voltage spikes.
  • Designed for 40V nominal systems.
  • Used in surface-mount automotive applications.

SMA6T47AY FAQs

7 frequently asked questions generated from this part’s specifications.
What is the reverse standoff voltage of the SMA6T47AY?

40V typical.

What is the clamping voltage of the SMA6T47AY?

73.6V maximum at 48A peak pulse current (8/20µs).

What is the peak pulse current rating?

48A for an 8/20µs pulse.

What is the peak pulse power rating?

600W.

What package does the SMA6T47AY come in?

DO-214AC (SMA) surface-mount package.

Is the SMA6T47AY suitable for automotive applications?

Yes, it is specified for automotive applications.

What is the operating temperature range?

-40°C to 150°C (junction temperature).

Home
Account

Categories