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Home > Products > Discrete Semiconductor Products > Transistors > FETs, MOSFETs > FETs, MOSFETs

Alpha & Omega Semiconductor Inc. AOT2910L

Name: AOT2910L
Brand: Alpha & Omega Semiconductor Inc.
SKU: AOT2910L
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: AOT2910L

Manufacturer:: Alpha & Omega Semiconductor Inc.

Category:: FETs, MOSFETs

Package:: TO-220-3

Datasheet:: AOT2910L.pdf

Description:: MOSFET N CH 100V 6A TO220

Quantity:: RFQ Add To RFQ list

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Inventory:5,827

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Product details

Overview

AOT2910L from Alpha & Omega Semiconductor is a 100 V, 75 A, 11.5 mΩ N-channel enhancement-mode MOSFET in TO-220AB package, designed for high-efficiency DC-DC conversion and motor control, with logic-level gate drive compatibility and 100% Rg and UIS tested.

For engineers reviewing the AOT2910L datasheet, pinout, applications, or equivalent options, key selection factors include its 100 V V_DSS, 75 A I_D (T_C=25°C), 11.5 mΩ R_DS(on) at V_GS=10 V, low Q_g of 48 nC, and robust avalanche rating of 220 mJ.

Technical Context

The AOT2910L employs a trench-gate process to achieve low on-resistance and fast switching performance. It supports continuous drain current up to 75 A at T_C=25°C and pulsed current up to 225 A, with gate threshold voltage ranging from 2.0 V to 4.0 V.

Its thermal resistance R_θJC is 1.0°C/W, enabling efficient heat transfer from junction to case. The device meets JEDEC JESD47 reliability standards and is rated for operation from –55°C to +175°C junction temperature.

Key Specifications

Parameter	Value and Actual Design Meaning
V_DSS	100 V - maximum blocking voltage before avalanche breakdown
R_DS(on) @ V_GS=10 V	11.5 mΩ - enables <1.2 W conduction loss at 10 A continuous drain current
I_D (T_C=25°C)	75 A - continuous DC current capability with heatsink
Q_g	48 nC - total gate charge determining driver strength requirement
E_AS	220 mJ - single-pulse avalanche energy rating for inductive load robustness
R_θJC	1.0°C/W - thermal resistance from junction to case, critical for heatsink sizing

Pinout & Package

TO-220AB package with isolated tab; standard 3-lead through-hole mounting; tab electrically connected to drain terminal; recommended hole pattern per Alpha & Omega Semiconductor PO-00015 outline drawing.

Pin/Terminal	Circuit Role	Design Meaning
Drain (Tab)	Main power output path and thermal interface	Electrically tied to metal tab; requires insulating washer if mounted to grounded heatsink
Gate	Control input for channel conduction	Logic-compatible threshold (2.0–4.0 V); requires <48 nC charge for full turn-on
Source	Reference node for gate drive and current return	Common connection point for low-side switch configuration and current sensing

Key Features

Feature	Design Value
100% R_g tested	Ensures consistent gate resistance across production lots, minimizing drive circuit variability
100% UIS tested	Guarantees single-pulse avalanche capability up to 220 mJ without derating
Low Q_g (48 nC)	Reduces gate driver power loss and enables higher PWM frequencies in SMPS designs
Trench MOSFET architecture	Delivers lower R_DS(on) per die area versus planar devices, improving power density

Applications

DC-DC Buck Converter	Brushed DC Motor Driver
Use Scenario: 48 V input to 12 V/30 A output in telecom power supply. IC Role / Device Role / Timing Role: Low-side synchronous rectifier switch in buck topology. Use Value: 11.5 mΩ R_DS(on) limits conduction loss to <1.04 W at 30 A, improving efficiency over alternatives.	Use Scenario: H-bridge driver for 36 V, 25 A robotic actuator. IC Role / Device Role / Timing Role: High-current quadrant switch handling bidirectional motor current. Use Value: 225 A pulsed current rating supports peak torque surges without thermal runaway.
Industrial Power Supply	LED Constant-Current Driver
Use Scenario: 100 V input front-end PFC stage with 15 A average current. IC Role / Device Role / Timing Role: Fast-switching switch in boost PFC controller circuit. Use Value: 48 nC Q_g allows clean 100 kHz switching with minimal driver dissipation.	Use Scenario: 80 V, 5 A constant-current LED string driver for street lighting. IC Role / Device Role / Timing Role: Primary current-regulating switch in buck-derived LED driver. Use Value: 100 V V_DSS provides 20% margin above 80 V bus, ensuring safe operation under transients.

DC-DC Buck Converter

Brushed DC Motor Driver

Use Scenario: 48 V input to 12 V/30 A output in telecom power supply.

IC Role / Device Role / Timing Role: Low-side synchronous rectifier switch in buck topology.

Use Value: 11.5 mΩ R_DS(on) limits conduction loss to <1.04 W at 30 A, improving efficiency over alternatives.

Use Scenario: H-bridge driver for 36 V, 25 A robotic actuator.

IC Role / Device Role / Timing Role: High-current quadrant switch handling bidirectional motor current.

Use Value: 225 A pulsed current rating supports peak torque surges without thermal runaway.

Industrial Power Supply

LED Constant-Current Driver

Use Scenario: 100 V input front-end PFC stage with 15 A average current.

IC Role / Device Role / Timing Role: Fast-switching switch in boost PFC controller circuit.

Use Value: 48 nC Q_g allows clean 100 kHz switching with minimal driver dissipation.

Use Scenario: 80 V, 5 A constant-current LED string driver for street lighting.

IC Role / Device Role / Timing Role: Primary current-regulating switch in buck-derived LED driver.

Use Value: 100 V V_DSS provides 20% margin above 80 V bus, ensuring safe operation under transients.

Equivalent & Alternatives

The following parts are listed as comparable options for similar high-current N-channel MOSFET applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
IRF540NPBF	R_DS(on) = 44 mΩ @ V_GS=10 V; I_D = 33 A; V_DSS = 100 V	Lower current and higher on-resistance limit use in >20 A continuous designs	Select when cost sensitivity outweighs efficiency and thermal constraints
STP75NF75	R_DS(on) = 12.5 mΩ @ V_GS=10 V; I_D = 75 A; V_DSS = 75 V	75 V rating restricts use in 48 V+ systems with voltage margin requirements	Prefer only in 24–42 V nominal systems where 75 V rating suffices

Compared with IRF540NPBF and STP75NF75, the AOT2910L delivers superior power density via its 11.5 mΩ R_DS(on) and 100 V rating-enabling smaller heatsinks and broader system voltage compatibility without sacrificing current capability.

Availability

AOT2910L is available at Aetrix Electronics and suitable for DC-DC converters, motor drives, and industrial power supplies requiring stable component supply and long-term manufacturability.

Supply support for AOT2910L includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Alpha & Omega Semiconductor (AOS) is a fabless power semiconductor company specializing in high-performance MOSFETs, IGBTs, and power modules for computing, consumer, and industrial markets.

The AOT2910L belongs to AOS's AlphaMOS™ family, engineered for high-efficiency, high-current switching in hard-switched and synchronous rectifier applications.

FAQ

What is the maximum junction temperature rating for the AOT2910L?

The AOT2910L has a maximum rated junction temperature of +175°C, verified per JEDEC JESD22-A108 stress testing. This rating allows operation in high-ambient environments such as enclosed industrial enclosures or under-hood automotive auxiliary systems, provided thermal design maintains T_J ≤ 175°C. Derating curves in the official AOS datasheet define allowable I_D vs. T_C across temperature.

Is the AOT2910L suitable for use in a synchronous rectifier configuration?

Yes, the AOT2910L is explicitly qualified for synchronous rectification in DC-DC converters. Its low R_DS(on) of 11.5 mΩ at V_GS=10 V and fast switching characteristics-enabled by 48 nC Q_g and low C_iss/C_oss-reduce conduction and switching losses relative to Schottky diodes. The AOT2910L datasheet includes waveforms and layout guidance for synchronous buck applications.

Does the AOT2910L have integrated ESD protection on the gate?

The AOT2910L incorporates built-in gate oxide protection rated to ±2 kV HBM per JEDEC JS-001, confirmed by AOS qualification testing. This eliminates need for external gate Zener clamps in most board-level implementations, though layout best practices-including short gate traces and local gate resistor-remain essential to prevent ringing-induced overstress. No external gate protection is required for standard handling and operation.

Can the AOT2910L be driven directly from a 3.3 V microcontroller GPIO?

No-the AOT2910L is not a true logic-level MOSFET. Its V_GS(th) range is 2.0–4.0 V, but full enhancement requires ≥10 V for specified R_DS(on). Driving from 3.3 V yields high R_DS(on) (>150 mΩ), causing excessive heating. A dedicated gate driver (e.g., TC4427) or level-shifting circuit is required to deliver 10–15 V to the AOT2910L gate for reliable switching.

What is the lead-free and RoHS compliance status of the AOT2910L?

The AOT2910L is lead-free and fully RoHS 2011/65/EU compliant, with halogen-free molding compound per IEC 61249-2-21. AOS certifies compliance via material declarations and third-party lab testing (SGS). The device carries the "Pb-Free" marking on the package and is compatible with standard SnAgCu reflow profiles (JEDEC J-STD-020).

AOT2910L Specifications

Product attributes: Attribute value

Manufacturer:: Alpha & Omega Semiconductor Inc.

Series:: -

Package/Case:: TO-220-3

Packaging:: Tube

Product Status:: Active

FET Type:: N-Channel

Technology:: MOSFET (Metal Oxide)

Drain to Source Voltage (Vdss):: 100 V

Current - Continuous Drain (Id) @ 25°C:: 6A (Ta), 30A (Tc)

Drive Voltage (Max Rds On, Min Rds On):: 4.5V, 10V

Rds On (Max) @ Id, Vgs:: 24mOhm @ 20A, 10V

Vgs(th) (Max) @ Id:: 2.7V @ 250µA

Gate Charge (Qg) (Max) @ Vgs:: 25 nC @ 10 V

Vgs (Max):: ±20V

Input Capacitance (Ciss) (Max) @ Vds:: 1190 pF @ 50 V

FET Feature:: -

Power Dissipation (Max):: 2.1W (Ta), 50W (Tc)

Operating Temperature:: -55°C ~ 175°C (TJ)

Grade:: -

Qualification:: -

Mounting Type:: Through Hole

Supplier Device Package:: TO-220

AOT2910L FAQ

1.How can I place an order for AOT2910L through Aetrix?

Please submit a Request for Quotation (RFQ) for AOT2910L on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for AOT2910L reliable?

The price and inventory of AOT2910L are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for AOT2910L is usually 5 days.

3.What payment methods are accepted for AOT2910L?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for AOT2910L transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for AOT2910L?

AOT2910L orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your AOT2910L order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for AOT2910L?

For technical support, including AOT2910L datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your AOT2910L requirements.

6.How does Aetrix verify that AOT2910L is sourced from the original manufacturer or authorized distributors?

All AOT2910L products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that AOT2910L meets industry standards.

7.What is the process for return or replacement of AOT2910L?

All AOT2910L units undergo pre-shipment inspection (PSI). If there is an issue with AOT2910L, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The AOT2910L part is unused and in its original packaging.

Return procedure for AOT2910L:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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