SQ2318AES-T1_GE3 Vishay MOSFET (N-Channel) (SOT23 (3-Pin)) In Stock

The SQ2318AES-T1_GE3 is a Vishay N-channel MOSFET in a compact SOT-23 (3-pin) package delivering 8 A drain current at 40 V breakdown voltage with low 0.031 Ω on-resistance. Built-in body diode ensures fast switching in low-power DC-DC converters and gate-drive circuits. In-stock worldwide with immediate shipping and volume pricing available.

OBSOLETEMOSFET (N-Channel)Verified Jun 2026
Package / Visual Reference
SQ2318AES-T1_GE3SOT23 (3-Pin)
Quick Facts
Manufacturer
Vishay
Package
SOT23 (3-Pin)
Pin Count
3
Lifecycle
OBSOLETE
Category
MOSFET (N-Channel)
Price
From $0.1800(MOQ 1)
Temp Range
-55.0°C to 175.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of SQ2318AES-T1_GE3?

  • 8 A drain current with ultra-low 0.031 Ω on-resistance minimizes conduction losses in switching regulators
  • 40 V breakdown voltage and 8 mJ avalanche energy enable robust protection in automotive and industrial DC-DC applications
  • Compact SOT-23 package with integrated body diode for high-frequency PWM gate drivers and flyback converters

What is SQ2318AES-T1_GE3 used for?

The SQ2318AES-T1_GE3 is widely used in portable charger DC-DC converters, USB power delivery circuits, and automotive 12 V load switches where the compact SOT-23 form factor and 8 A rating support switching frequencies up to 1 MHz. Its low on-resistance and avalanche energy make it ideal for synchronized buck topologies in battery-powered IoT devices.

What are the specifications of SQ2318AES-T1_GE3?

Reach Compliance CodeCompliant
YTEOL0
Avalanche Energy Rating (Eas)8mJ
ConfigurationSINGLE WITH BUILT-IN DIODE
DS Breakdown Voltage-Min40V
Drain Current-Max (ID)8A
Drain-source On Resistance-Max0.031Ω
FET TechnologyMETAL-OXIDE SEMICONDUCTOR
Feedback Cap-Max (Crss)46pF
JEDEC-95 CodeTO-236AB
JESD-30 CodeR-PDSO-G3
JESD-609 Codee3
Number of Elements1
Operating ModeENHANCEMENT MODE
Package Body MaterialPLASTIC/EPOXY
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Peak Reflow Temperature (Cel)260
Polarity/Channel TypeN-CHANNEL
Pulsed Drain Current-Max (IDM)32A
Surface MountYES
Terminal FinishMatte Tin (Sn)
Terminal FormGULL WING
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)10
Transistor Element MaterialSILICON
Turn-off Time-Max (toff)26.5ns
Turn-on Time-Max (ton)24ns
PackageSOT23 (3-Pin)

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99

Where can I find the SQ2318AES-T1_GE3 datasheet?

SQ2318AES-T1_GE3 Datasheet Download

Official datasheet from Vishay

What are equivalent replacements for SQ2318AES-T1_GE3?

Compatible alternatives and drop-in replacements for SQ2318AES-T1_GE3:

Frequently Asked Questions

What are the critical electrical parameters of the SQ2318AES-T1_GE3 MOSFET?

The SQ2318AES-T1_GE3 features 40 V drain-source breakdown voltage, 8 A maximum drain current, and a remarkably low 0.031 Ω on-resistance at rated gate voltage. These parameters combine to deliver superior efficiency in 12 V to 24 V switching supplies where conduction loss directly impacts battery run-time and thermal management.

In which low-power switching applications is the SQ2318AES-T1_GE3 best suited?

This 8 A MOSFET excels in portable USB chargers, DC-DC buck converters, and automotive 12 V power distribution switches where the 40 V rating handles transient overvoltage spikes. The SOT-23 package ensures compact PCB footprint and the 0.031 Ω on-resistance minimizes power loss in high-efficiency designs.

How does the SQ2318AES-T1_GE3 compare to similar 40 V MOSFETs in competing package sizes?

The SQ2318AES-T1_GE3's SOT-23 form factor offers superior integration density compared to larger TO-220 packages while maintaining 8 A and 0.031 Ω specifications, making it the preferred choice for space-constrained mobile and wearable charger designs. Its 8 mJ avalanche rating provides rugged transient protection often required in automotive environments.

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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 $0.1800
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$0.4500$0.45
10+$0.4480$4.48
25+$0.1800$4.50
pcs
Unit price: $0.4500 · Total: $0.45

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