Image shown is for reference only. Actual package may vary. Refer to the product data sheet for package details. TO252 (DPAK)

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AZ2085 (Obsolete)

High current, Wide Vin, 3 Amp LDO

Datasheet

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Description

The AZ2085 series is low dropout positive voltage regulators with a maximum dropout of 1.5V at 3A of load current.

The device features on-chip thermal shutdown. It also includes a bandgap reference and a current limiting circuit.

The AZ2085 is available in adjustable version. The adjustable version can set the output voltage with two external resistors.

The AZ2085 series is available in standard packages of TO252-2 (3) and TO252-2 (5).

Feature(s)

Low Dropout Voltage: Typical 1.2V at 3A
Current Limiting and Thermal Protection
Output Current: 3A
Current Limit: 4.5A
Operating Junction Temperature: 0 to +125°C
Line Regulation: 0.015% (Typ)
Load Regulation: 0.1% (Typ)
Adjust Pin Current: 6μA (Typ)
Minimum Load Current: 0.3mA (Typ)
Compatible with Low ESR Ceramic Capacitor
Totally Lead-Free & Fully RoHS Compliant
Halogen and Antimony Free. “Green” Device

Application(s)

High Efficiency Linear Regulators
Battery Charger
Digital Video/Camcorder
Post Regulation for Switching Supplies
Microprocessor Supply
Mother Board Power Supplies
DVD-video Player
Telecom Equipment
Set Top Boxes and Web Boxes Modules' Supply

Specifications & Technical Documents

Product Parameters

Accuracy 25C	1%
Adjustable VFB (V)	1.25
Channels	1
Compliance (Only Automotive Supports PPAP)	Standard
Features	High current,Wide Vin
I_OUT	3
Iout (A)	3
I_{Q (mA)}	N/A
Noise uV RMS 10-100 kHz	150
OperatingInputVoltage Max (V)	12
OperatingInputVoltage Min (V)	N/A
Output Current (A)	3
Output Discharge	no
Output options	Adjustable
Output Voltage (V)	N/A
PSRR	72
PSRR (dB) 1kHz	72
AEC Qualified	No
Quiescent Current Typ (μA)	N/A
VCTL Function	no
VDROPOUT (Max) (V) at Max Current and Max Ouput Voltage	1.5
Vin (Max) (V)	12
Vin (Min) (V)	1.5
V_OUT	N/A
Vout (max)	12
Vout (min)	1.25

Technical Documents

Recommended Soldering Techniques

TN1.pdf

RoHS CofC

RoHSFile

Purchase & Availability

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Product Change Notices (PCNs)

A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

PCN #	Issue Date	Implementation Date	Subject
PCN-2770	2025-10-30	2025-10-30	Add Fab Site Code, Country of Diffusion (COD) and Assembly Site Origin (ASO) on Product and Shipping Labels for all Diodes Products