S1A-E3/5AT Vishay Diode (Diodes Moulded) In Stock

Vishay S1A-E3/5AT is a single silicon rectifier diode in SMA (DO-214AC) package with a maximum forward voltage of 1.1 V and low leakage current, designed for general-purpose rectification. Available in stock worldwide with fast shipping.

ACTIVEDiodeVerified Jun 2026
Package / Visual Reference
S1A-E3/5ATDiodes Moulded
Quick Facts
Manufacturer
Vishay
Package
Diodes Moulded
Pin Count
2
Lifecycle
ACTIVE
Category
Diode
Price
From $0.0049(MOQ 5000)
Temp Range
-55.0°C to 150.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of S1A-E3/5AT?

  • Maximum forward voltage of 1.1 V ensures efficient rectification with minimal power dissipation
  • Low leakage current characteristic improves efficiency in precision power supply and signal applications
  • SMA (DO-214AC) surface-mount package enables compact PCB designs with easy automated assembly
  • Silicon rectifier diode in single configuration suited for general-purpose AC-to-DC conversion circuits

What is S1A-E3/5AT used for?

The S1A-E3/5AT is commonly used in general-purpose rectification circuits for AC-to-DC power supplies, freewheeling diode applications in motor driver circuits, and reverse-polarity protection in consumer electronics. Its low leakage current and compact SMA package make it well suited for battery-powered devices and space-constrained PCB layouts. It is also applied in voltage clamping and protection circuits across industrial and automotive electronics.

What are the specifications of S1A-E3/5AT?

Factory Lead Time5Weeks
YTEOL6.07
Additional FeatureLOW LEAKAGE CURRENT
ApplicationGENERAL PURPOSE
ConfigurationSINGLE
Diode Element MaterialSILICON
Diode TypeRECTIFIER DIODE
Forward Voltage-Max (VF)1.1V
JEDEC-95 CodeDO-214AC
JESD-30 CodeR-PDSO-C2
JESD-609 Codee3
Non-rep Pk Forward Current-Max40A
Number of Elements1
Number of Phases1
Output Current-Max1A
Package Body MaterialPLASTIC/EPOXY
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Rep Pk Reverse Voltage-Max50V
Reverse Recovery Time-Max1.8 µs
Surface MountYES
Terminal FinishMatte Tin (Sn)
Terminal FormC BEND
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)40
PackageDiodes Moulded

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8541.10.00.80

Where can I find the S1A-E3/5AT datasheet?

S1A-E3/5AT Datasheet Download

Official datasheet from Vishay

What are equivalent replacements for S1A-E3/5AT?

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

Frequently Asked Questions

What is the maximum forward voltage of the S1A-E3/5AT and how does it affect power supply efficiency?

The S1A-E3/5AT has a maximum forward voltage (VF) of 1.1 V. Lower forward voltage reduces power dissipation across the diode, improving overall efficiency in AC-to-DC rectification circuits, particularly in low-voltage power supply designs where every millivolt counts.

Which PCB package does the S1A-E3/5AT use and what are its assembly advantages?

The S1A-E3/5AT uses the SMA package conforming to JEDEC-95 code DO-214AC, a 2-pin surface-mount format. This package supports automated pick-and-place assembly, maintains a low profile on the PCB, and is compatible with standard reflow soldering processes used in high-volume production.

How does the low leakage current of the S1A-E3/5AT benefit battery-powered applications?

Low leakage current means minimal reverse current flows when the diode is reverse-biased, reducing static power loss in off states. For battery-powered devices where standby current must be minimized, the S1A-E3/5AT helps extend battery life by not draining significant current during non-conduction periods.

Can the S1A-E3/5AT be used as a freewheeling diode in motor driver circuits?

Yes, the S1A-E3/5AT silicon rectifier diode is suitable as a freewheeling diode to suppress inductive voltage spikes in motor driver circuits. Its SMA package handles the necessary current levels, and the 1.1 V maximum forward voltage ensures adequate clamping of back-EMF transients in DC motor and relay applications.

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Factory-direct from China distributors, low MOQ
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About Vishay

Vishay is a leading electronic component manufacturer. FindMyChip sources Vishay ICs directly from authorized China distributors, offering competitive pricing and reliable stock.

AvailabilityIn Stock
Reference Price (USD)
From $0.0049
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
5000+$0.0470$235.00
7500+$0.0051$38.25
15000+$0.0050$75.00
30000+$0.0049$147.00
pcs
Unit price: $0.0470 · Total: $235.00

In Stock · 24h Response · Worldwide Shipping

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.

MR
Marco Rossi
CTO, AutoDrive Systems, Italy