SMA4F31A STMicroelectronics TVS Diode (Uni-directional) (Other) In Stock

Name: SMA4F31A
Brand: STMicroelectronics
SKU: SMA4F31A
Availability: InStock

ESD Suppressors / TVS Diodes DFD PROTECTION & FILTER

OBSOLETETVS Diode (Uni-directional)Verified May 2026

Package / Visual Reference

SMA4F31AOther

Quick Facts

Manufacturer: STMicroelectronics
Package: Other
Pin Count: 2
Lifecycle: OBSOLETE
Datasheet: SMA4F31A Datasheet PDF
Category: TVS Diode (Uni-directional)
Price: From $0.0908(MOQ 10)
Temp Range: -55.0°C to 175.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the specifications of SMA4F31A?

Factory Lead Time	111Weeks
Date Of Intro	2018-05-29
YTEOL	0
Breakdown Voltage-Max	37.8V
Breakdown Voltage-Min	34.2V
Breakdown Voltage-Nom	36V
Clamping Voltage-Max	50.2V
Configuration	SINGLE
Diode Element Material	SILICON
Diode Type	TRANS VOLTAGE SUPPRESSOR DIODE
JEDEC-95 Code	DO-221AC
JESD-30 Code	R-PDSO-F2
JESD-609 Code	e3
Non-rep Peak Rev Power Dis-Max	400W
Number of Elements	1
Package Body Material	PLASTIC/EPOXY
Package Shape	RECTANGULAR
Package Style	SMALL OUTLINE
Peak Reflow Temperature (Cel)	260
Polarity	UNIDIRECTIONAL
Reference Standard	IEC-61000-4-2, 4-4; MIL-STD-750
Rep Pk Reverse Voltage-Max	31V
Reverse Current-Max	0.2 µA
Reverse Test Voltage	31V
Surface Mount	YES
Technology	AVALANCHE
Terminal Finish	MATTE TIN
Terminal Form	FLAT
Terminal Position	DUAL
Package	Other

Compliance & Regulatory

RoHS Status	Compliant
Moisture Sensitivity Level	MSL 1
ECCN	EAR99
HTS Code	8541.10.00.50
Country of Origin	Morocco

Where can I find the SMA4F31A datasheet?

SMA4F31A Datasheet Download

Official datasheet from STMicroelectronics

What are equivalent replacements for SMA4F31A?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What is the price of SMA4F31A?

SMA4F31A is priced from $0.0908 USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.

Is SMA4F31A in stock?

SMA4F31A is listed as in stock at FindMyChip, sourced from authorized distributors, and ships worldwide with typical 3-7 business day lead time. Submit an RFQ for current quantity pricing, MOQ, and confirmed availability.

Where can I buy SMA4F31A?

You can buy SMA4F31A from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for SMA4F31A from STMicroelectronics.

What is the datasheet for SMA4F31A?

The official SMA4F31A datasheet from STMicroelectronics contains full specifications including pin configuration, electrical characteristics, and application notes. Download it directly from the datasheet section above.

What package does SMA4F31A come in?

SMA4F31A is available in Other packaging. See the package diagram and pinout above for detailed dimensional information.

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About STMicroelectronics

STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.

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AvailabilityIn Stock

Reference Price (USD)

From $0.0908

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
10+	$0.3500	$3.50
100+	$0.2200	$22.00
500+	$0.1800	$90.00
30000+	$0.0975	$2925.60
50000+	$0.0917	$4583.00
100000+	$0.0907	$9075.00

pcs

Unit price: $0.3500 · Total: $3.50

In Stock · 24h Response · Worldwide Shipping

Direct Contact

WhatsApp Inquiry Email RFQ

Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”

Marco Rossi

CTO, AutoDrive Systems, Italy

SMA4F31A STMicroelectronics TVS Diode (Uni-directional) (Other) In Stock

What are the specifications of SMA4F31A?

Compliance & Regulatory

Where can I find the SMA4F31A datasheet?

What are equivalent replacements for SMA4F31A?

Frequently Asked Questions

What is the price of SMA4F31A?

Is SMA4F31A in stock?

Where can I buy SMA4F31A?

What is the datasheet for SMA4F31A?

What package does SMA4F31A come in?

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Why Buy from FindMyChip

About STMicroelectronics

More from STMicroelectronics

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