AOZ2255EQI-30 The AOZ2255EQI-30 is a high-efficiency, easy-to-use DC/DC synchronous buck regulator from Alpha & Omega Semiconductor. It operates up to 28V and can supply 12A of continuous output current.
Mfr Part #:

AOZ2255EQI-30

Available from 1 distributors
Mfr Name: Alpha&Omega Semicondu Ctor
Alpha&Omega Semicondu Ctor
The AOZ2255EQI-30 is a high-efficiency, easy-to-use DC/DC synchronous buck regulator from Alpha & Omega Semiconductor. It operates up to 28V and can supply 12A of continuous output current.
✓ Total Stock: 3,000 pcs
$ Price Range: $0.16

AOZ2255EQI-30 Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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3,000 pcs
3000 pcs On Request 1 On Request On Request On Request On Request On Request

AOZ2255EQI-30 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Frequency
Function
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Current
Output Type
Output Voltage
Supplier Device Package
Supplier Package
Synchronous Rectifier
Topology
Voltage

AOZ2255EQI-30 Description

Short technical summary and product information.

The AOZ2255EQI-30 is a synchronous buck regulator designed for high-efficiency DC/DC conversion. It supports an input voltage range from 6.5V to 28V and can deliver up to 12A of continuous output current. The output voltage is adjustable down to 0.8V with ±1.0% accuracy.

 

This regulator features a proprietary constant on-time PWM control with input feed-forward for fast transient response. It integrates internal linear regulators for 5.3V VCC generation and includes protection functions such as under-voltage lockout, cycle-by-cycle current limit, output over-voltage protection, short-circuit protection, and thermal shutdown.

 

The AOZ2255EQI-30 is housed in a thermally enhanced 4mm x 4mm QFN-22L package. It operates over an ambient temperature range of -40°C to +85°C.

 

Key electrical specifications include low RDS(ON) internal NFETs (11mΩ high-side, 7mΩ low-side), a switching frequency of 1MHz, and adjustable soft start. It is stable with ceramic capacitors and includes an integrated bootstrap diode.

AOZ2255EQI-30 Quick Information

Product Type: DC/DC Switching Regulator
Canonical Name: AOZ2255EQI-30 Synchronous Buck Regulator
Subcategory: Buck Regulator

AOZ2255EQI-30 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

AOZ2255EQI-30 Estimated Pricing

Qty Low High
1+ $0.16 $0.16

Estimated market price range - modelled values for guidance only, not live distributor offers.

AOZ2255EQI-30 Features

  • Supplies 12A continuous output current.
  • Adjustable output voltage down to 0.8V.
  • Wide 6.5V to 28V input voltage range.
  • Thermally enhanced 4mm x 4mm QFN-22L package.
  • Integrated protection functions for reliability.

AOZ2255EQI-30 Applications

  • Suitable for compact desktop PCs.
  • Used in graphics card power supplies.
  • Applicable to set-top boxes.
  • Designed for LCD TV power.
  • Ideal for point-of-load converters.

AOZ2255EQI-30 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the AOZ2255EQI-30?

6.5V to 28V.

What is the maximum continuous output current?

12A.

What is the adjustable output voltage range?

Adjustable down to 0.8V with ±1.0% accuracy.

What is the switching frequency?

1MHz.

What is the operating temperature range?

-40°C to +85°C.

What package is the AOZ2255EQI-30 available in?

22-QFN (4x4mm) and 22-PowerVFQFN, surface mount.

Does the AOZ2255EQI-30 use synchronous rectification?

Yes.

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