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Alpha and Omega Semiconductor Limited

Alpha and Omega Semiconductor Limited- Power Management ICs

Alpha and Omega Semiconductor Limited (AOS) is a global semiconductor company specializing in the design, development, and supply of a broad portfolio of power semiconductors. Headquartered in Sunnyvale, California, USA, AOS was founded in 2000 and has since grown into a recognized leader in the power discrete and IC markets. The company's core business focuses on power MOSFETs, IGBTs, Power ICs, TVS diodes, and other advanced power management solutions. AOS offers a wide range of product families including aMOS™ high-voltage MOSFETs, AlphaMOS® medium-voltage MOSFETs, low-voltage trench MOSFETs, IGBTs, load switches, and ESD protection devices. These products serve diverse end markets such as automotive, computing (notebooks, servers), consumer electronics, industrial equipment, communications infrastructure, and power supplies. The company differentiates itself through proprietary wafer processing and packaging technologies, often installed at partner foundries to enhance manufacturing capabilities. AOS maintains a global footprint with design, sales, and support centers in Asia, Europe, and the Americas, enabling close collaboration with leading OEMs and ODMs. With a strong focus on innovation and customer-specific solutions, AOS consistently delivers high-performance, reliable, and cost-effective power devices. In the power semiconductor market, AOS ranks among the top suppliers of discrete power MOSFETs, holding significant market share especially in computing and consumer segments. Committed to creating value for customers, shareholders, and employees, AOS continues to invest in next-generation technologies such as GaN and SiC to address emerging power efficiency demands.

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Power Management ICs - 型号列表

172 parts in total

Voltage - Input (Min)

Package / Case

Supplier Device Package

Voltage - Supply

Frequency - Switching

Current - Output

Other Names

Current Rating (Max)

Type

Standard Package

Synchronous Rectifier

Packaging

Operating Temperature

Series

Current - Short Circuit (Isc)

Current - Leakage

Mfr Part #Quantity AvailablePriceStandard PackageRoHSPackagingMounting TypePackage / CaseSupplier Device PackageOperating TemperatureVoltage - Input (Min)Number of OutputsTypeVoltage - SupplyCurrent - OutputFrequency - SwitchingPWM TypeOutput TypeSynchronous RectifierRds On (Max) @ Id, VgsCurrent - Short Circuit (Isc)Internal Switch(s)Other NamesCurrent Rating (Max)Current - LeakageInternal ConnectionSeriesOutput ConfigurationRegulator TopologyVoltage - BreakdownNumber of RegulatorsCurrent - Off State (Max)Current - Quiescent (Max)Output FunctionMode
AOZ1905DI
AOZ1905DI

IC BUCK ADJ 2A 10DFN IC REG BOOST ADJ 2A 10DFN

Alpha & Omega Semiconductor Inc

105000: ¥2.89685,000-Tape & Reel (TR)Surface Mount10-WFDFN Exposed Pad10-DFN (3x3)-40°C ~ 85°C2.7 V ~ 24 V1Step-Up (Boost)-2A600kHz, 1.2MHzCurrent ModeAdjustableNo----------------
AOZ1038PI
AOZ1038PI

IC BUCK SYNC ADJ 6A 8SOIC IC REG BUCK SYNC ADJ 6A 8SOIC

Alpha & Omega Semiconductor Inc

30003000: ¥4.95723,000Lead free / RoHS CompliantTape & Reel (TR)Surface Mount8-SOIC (0.154", 3.90mm Width) Exposed Pad8-SO Exposed Pad-40°C ~ 85°C0.8 V ~ 18 V1Step-Down (Buck)-6A450kHzCurrent ModeAdjustableYes---785-1640-1------------
AOZ1232QI-01
2
AOZ1232QI-01

IC BUCK SYNC ADJ 6A 30LQFN IC REG BUCK SYNC ADJ 6A 30LQFN

Alpha & Omega Semiconductor Inc

53351: ¥16.323,000Lead free / RoHS CompliantTape & Reel (TR)Surface Mount30-VFQFN Exposed Pad30-QFN (5x5)-40°C ~ 85°C0.8 V ~ 23.8 V1Step-Down (Buck)0.8 V ~ 23.8 V6A100kHz ~ 1MHzCurrent ModeAdjustableYes---785-1644-16A--EZBuck™Surface Mount-------
AOZ1237QI-02
AOZ1237QI-02

IC REG BUCK ADJ 8A 23QFN

Alpha & Omega Semiconductor Inc

101: ¥3.343,000Lead free / RoHS CompliantTape & Reel (TR)Surface Mount23-VFQFN Exposed Pad23-QFN (4x4)-40°C ~ 85°C0.8 V ~ 20.4 V1Step-Down (Buck)0.8 V ~ 20.4 V8A100kHz ~ 1MHzCurrent ModeAdjustableYes----8A-----------
AOZ1235QI-01
AOZ1235QI-01

IC REGULATOR IC REG BUCK SYNC QFN

Alpha & Omega Semiconductor Inc

103000: ¥8.843,000Lead free / RoHS Compliant---------------------*--------
AOZ1237QI-01
AOZ1237QI-01

IC REGULATOR IC REG BUCK SYNC ADJ 8A 23QFN

Alpha & Omega Semiconductor Inc

103000: ¥6.4263,000Lead free / RoHS CompliantTape & Reel (TR)Surface Mount23-VFQFN Exposed Pad23-QFN (4x4)-40°C ~ 85°C0.8 V ~ 23.8 V1Step-Down (Buck)-8AUp to 1MHzCurrent ModeAdjustableYes-------*--------
AOZ2003PI
AOZ2003PI

IC REG LDO ADJ 3A 8SO

Alpha & Omega Semiconductor Inc

103000: ¥1.13563,000Lead free / RoHS CompliantTape & Reel (TR)Surface Mount8-SOIC (0.154", 3.90mm Width) Exposed Pad8-SO Exposed Pad-40°C ~ 85°CAdj to 0.8V--0.27V @ 3A3A--------3A---Surface MountPositive Adjustable0.27V @ 3A13.2A3.2A--
AOZ2013PI
AOZ2013PI

IC REGULATOR

Alpha & Omega Semiconductor Inc

103000: ¥1.13563,000Lead free / RoHS Compliant---------------------*--------
AOZ7111AI
AOZ7111AI

IC PFC CTRLR CRM 8SO

Alpha & Omega Semiconductor Inc

103000: ¥2.01963,000Lead free / RoHS CompliantTape & Reel (TR)Surface Mount8-SOIC (0.154", 3.90mm Width)8-SO-40°C ~ 125°C---10.5 V ~ 18 V-350kHz-----------------Critical Conduction (CRM)Critical Conduction (CRM)
AOZ1320CI-01
AOZ1320CI-01

IC POWER DIST LOAD SW SOT23-6

Alpha & Omega Semiconductor Inc

103000: ¥1.43483,000Lead free / RoHS CompliantTape & Reel (TR)Surface MountSOT-23-6SOT-23-6-40°C ~ 85°C1.8 V ~ 5.5 V1High Side Switch------100 mOhm1.6AYes-------------
AOZ1320CI-02
AOZ1320CI-02

IC POWER DIST LOAD SW SOT23-6

Alpha & Omega Semiconductor Inc

103000: ¥1.43483,000Lead free / RoHS CompliantTape & Reel (TR)Surface MountSOT-23-6SOT-23-6-40°C ~ 85°C1.8 V ~ 5.5 V1High Side Switch1.8 V ~ 5.5 V-----100 mOhm1.6AYes--1.6AYes---------
AOZ1320CI-05
AOZ1320CI-05

IC POWER DIST LOAD SW SOT23-6

Alpha & Omega Semiconductor Inc

103000: ¥1.43483,000Lead free / RoHS CompliantTape & Reel (TR)Surface MountSOT-23-6SOT-23-6-40°C ~ 85°C1.8 V ~ 5.5 V1High Side Switch------100 mOhm1.6AYes-------------
AOZ1320CI-06
AOZ1320CI-06

IC POWER DIST LOAD SW SOT23-6

Alpha & Omega Semiconductor Inc

103000: ¥1.43483,000Lead free / RoHS CompliantTape & Reel (TR)Surface MountSOT-23-6SOT-23-6-40°C ~ 85°C1.8 V ~ 5.5 V1High Side Switch------100 mOhm1.6AYes-------------
AOZ1320DI-05
AOZ1320DI-05

IC POWER DIST LOAD SW 8DFN

Alpha & Omega Semiconductor Inc

103000: ¥1.78163,000Lead free / RoHS Compliant*Surface Mount8-WFDFN Exposed Pad8-DFN (2x2)-40°C ~ 85°C1.8 V ~ 5.5 V1High Side Switch1.8 V ~ 5.5 V-----100 mOhm2.3AYes--2.3AYes---------
AOZ1320DI-06
AOZ1320DI-06

IC POWER DIST LOAD SW 8DFN

Alpha & Omega Semiconductor Inc

103000: ¥1.78163,000Lead free / RoHS Compliant*Surface Mount8-WFDFN Exposed Pad8-DFN (2x2)-40°C ~ 85°C1.8 V ~ 5.5 V1High Side Switch1.8 V ~ 5.5 V-----100 mOhm2.3AYes--2.3AYes---------
AOZ1320DI-01
AOZ1320DI-01

IC POWER DIST LOAD SW 8DFN

Alpha & Omega Semiconductor Inc

103000: ¥1.78163,000Lead free / RoHS Compliant*Surface Mount8-WFDFN Exposed Pad8-DFN (2x2)-40°C ~ 85°C1.8 V ~ 5.5 V1High Side Switch1.8 V ~ 5.5 V-----100 mOhm2.3AYes--2.3AYes---------
AOZ1320DI-02
AOZ1320DI-02

IC POWER DIST LOAD SW 8DFN

Alpha & Omega Semiconductor Inc

103000: ¥1.78163,000Lead free / RoHS Compliant*Surface Mount8-WFDFN Exposed Pad8-DFN (2x2)-40°C ~ 85°C1.8 V ~ 5.5 V1High Side Switch1.8 V ~ 5.5 V-----100 mOhm2.3AYes--2.3AYes---------
AOZ1282CI
3
AOZ1282CI

IC REG BUCK ADJ 1.2A SOT23-6 1.2A, 4.5V to 36V EZBuck Regulator

Alpha & Omega Semiconductor Inc

649520: ¥4.5123,000Lead free / RoHS CompliantTape & Reel (TR)Surface MountSOT-23-6SOT-23-6-40°C ~ 85°C0.8 V ~ 36 V1Step-Down (Buck)0.8 V ~ 30 V1.2A450kHzCurrent ModeAdjustableNo---785-1613-11.2A---Surface Mount-------
AOZ3011PI
AOZ3011PI

IC REG BUCK SYNC ADJ 3A SO8

Alpha & Omega Semiconductor Inc

8251: ¥6.0523,000Lead free / RoHS CompliantTape & Reel (TR)Surface Mount8-SOIC (0.154", 3.90mm Width) Exposed Pad8-SO Exposed Pad-40°C ~ 85°C0.8 V ~ 15.3 V1Step-Down (Buck)-3A500kHzCurrent ModeAdjustableYes---785-1641-1------------
AOZ3015PI
2
AOZ3015PI

IC REG BUCK SYNC ADJ 3A 8SO Power ICs

Alpha & Omega Semiconductor Inc

33951: ¥6.3923,000Lead free / RoHS CompliantTape & Reel (TR)Surface Mount8-SOIC (0.154", 3.90mm Width) Exposed Pad8-SO Exposed Pad-40°C ~ 85°C0.8 V ~ 15.3 V1Step-Down (Buck)0.8 V ~ 15.3 V3A500kHzCurrent ModeAdjustableYes---785-1642-13A---Surface Mount-------
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